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Qualifications
Strong understanding of DevOps principles and practices. Experience with cloud platforms such as AWS, Azure, or Google Cloud. Proficiency in scripting languages like Python or Bash. Familiarity with CI/CD tools and container orchestration (Docker, Kubernetes). Ability to work collaboratively in a team environment. Excellent problem-solving skills and attention to detail.
About the job
Airapps is looking for a Backend DevOps Engineer in Barcelona to help strengthen cloud infrastructure and improve deployment processes. This position involves working closely with teams from different disciplines to build scalable systems and automate key workflows.
Role overview
The Backend DevOps Engineer will focus on supporting and optimizing cloud-based environments. The work includes streamlining deployment pipelines and maintaining high performance for applications across the company.
Collaboration
This role requires frequent collaboration with cross-functional groups. Sharing knowledge and finding practical solutions together will be part of daily work.
Key responsibilities
Enhancing and maintaining cloud infrastructure
Automating deployment and operational workflows
Working with teams to deliver scalable solutions
Ensuring applications run efficiently and reliably
About Airapps
Airapps is a forward-thinking technology company based in Barcelona, dedicated to creating innovative solutions that enhance user experiences. We pride ourselves on our collaborative culture and commitment to professional growth. Join us in shaping the future of technology!
ANYbotics is an innovative and rapidly expanding technology company committed to revolutionizing the field of mobile robotics across diverse sectors. We invite you to join our dynamic and talented team of over 200 professionals, working on pioneering robotic technologies.The OpportunityWe are searching for a Senior Backend Engineer to become a vital member o…
Join Grafana Labs, a pioneering force in remote-first, open-source software solutions. With over 20 million global users, our acclaimed Grafana visualization tool empowers individuals and organizations to monitor a wide array of metrics, from environmental changes to everyday operations. Our dashboards have made headlines across prominent platforms, including NASA, Minecraft HQ, Wimbledon, and the Tour de France. We proudly support over 3,000 enterprises, such as Bloomberg, JPMorgan Chase, and eBay, in enhancing their observability capabilities via the Grafana LGTM Stack, which can be utilized through either Grafana Cloud for managed services or Grafana Enterprise Stack for self-managed solutions, both offering comprehensive support for metrics (Grafana Mimir), logs (Grafana Loki), and traces (Grafana Tempo).As we rapidly expand, we remain committed to our unique principles: a rich open-source heritage, a globally collaborative culture, and a dedication to impactful work. Our team flourishes in an environment driven by innovation, where transparency, autonomy, and trust are at the core of our operations.If this role resonates with you, we encourage you to apply even if you don't meet every single requirement. This could be a transformative opportunity for your career.Staff Backend Engineer - Adaptive TelemetryThis position is open to candidates based in the UK, Germany, Spain, Ireland, and Sweden.The Opportunity:What is Grafana Cloud?Grafana Cloud is our versatile observability platform that seamlessly integrates metrics, logs, traces, and profiles with Grafana. It empowers our clients to harness the best open-source observability tools, including Prometheus, Mimir, Loki, Tempo, and Pyroscope, without the burden of managing and scaling their own observability infrastructure.The Databases department is responsible for managing the telemetry databases, including Mimir for metrics, Loki for logs, Tempo for traces, and Pyroscope for profiles. Our databases are offered as a Cloud service that supports Grafana Cloud.Adaptive Telemetry GroupThe Adaptive Telemetry Group is focused on developing innovative solutions that enhance the telemetry experience for our clients.
About the Project:Yei Finance is a pioneering decentralized, non-custodial money market protocol built on the Sei network, dedicated to delivering innovative and versatile financial solutions. Users can benefit from competitive yields, borrow via over-collateralized or flash loans, and manage risks using advanced tools—all while harnessing Sei’s remarkable speed and low costs.Our flagship product, Clovis, achieved over $400M in Total Value Locked (TVL) at its peak, generated $5.5M in protocol revenue over the past year, and has established itself as the largest protocol on Sei. Furthermore, we launched the first lending-boosted decentralized exchange (DEX) on Sei, where YeiSwap compounds YeiLend yields to drive over $230M in monthly trading volume and $147M in bridge flow. Clovis is set to expand this successful model by becoming multichain, positioning itself as the cross-chain prime brokerage layer for decentralized finance (DeFi).Who We Are:A dedicated team of builders from esteemed Web3 organizations, including AAVE, Wormhole, Venus Labs, OKX, among others.Supported by leading investors such as Outlier Ventures, Manifold, DWF Ventures, and the Sei Foundation.Collaborating with industry giants like Circle, OKX Wallet, Binance Wallet, Frax, Stargate, and more.The Opportunity:We are on the lookout for a highly skilled Senior Engineer to become part of our core development team and take charge of the design and implementation of our next-generation cross-chain lending protocol. This role will emphasize smart contract security and architecture, as well as the development of essential off-chain services that guarantee the protocol’s efficiency and strength.What You’ll Do:Design, develop, and refine DeFi protocols on EVM-compatible chains, prioritizing contract architecture, security, gas optimization, and upgradability.Create crucial backend and off-chain services using Go or Python, including monitoring systems, liquidation bots, and liquidity rebalancers.Address cross-chain integration challenges, ensuring atomicity, data consistency, and reliable asset bridging in an asynchronous environment.Rapidly iterate in an Agile environment and produce comprehensive documentation and system architecture diagrams.Who You Are:Startup-oriented: Thrives in a dynamic, fast-paced environment.
Role overview Deel seeks a Backend Engineer with solid experience in Node.js and TypeScript. This position is based in Spain and supports projects across the EMEA region. The role centers on building and maintaining backend services that power a global platform. What you will do Develop and maintain backend services using Node.js and TypeScript Collaborate with cross-functional teams to deliver solutions for users worldwide Help ensure the quality and reliability of backend systems
Join us at Fever, the premier tech platform dedicated to enhancing cultural and live entertainment experiences globally.Our mission is to democratize access to culture and entertainment. Utilizing our advanced technology and data-driven strategies, we are changing how audiences engage with live events. Every month, over 300 million individuals across more than 40 countries discover unforgettable experiences on our platform, while we empower event creators to innovate and grow their reach.We proudly collaborate with industry giants such as Netflix, F.C. Barcelona, and Primavera Sound, delivering internationally acclaimed experiences and backed by leading global investors. Impressive, isn’t it?To further our mission, we seek exceptional talent with a proactive mindset, eager to contribute to the future of entertainment. Are you ready to be part of this journey?The engineering team is the backbone of our user-friendly iOS and Android applications and website, responsible for developing, enhancing, and maintaining all Fever services, ensuring that users have outstanding experiences.About the RolePosition: Senior Software Engineer (Backend Platform)Location: SpainWe are looking for a highly skilled software developer with a proven track record of delivering exceptional results. A person who values code quality and emphasizes doing things correctly, not just completing tasks.Collaborate within an agile, cross-functional team alongside other talented software engineers and product designers.Develop production-quality code and implement solutions capable of handling significant traffic.Mentor team members through code reviews, architecture design sessions, and pair programming.Receive mentorship from colleagues in areas where you seek to grow.During your onboarding period, you will:Engage in a structured program designed to facilitate a smooth transition into your role.
Join Docplanner as a Backend Engineer specializing in AI Integration and play a vital role in revolutionizing the healthcare industry. We are looking for a talented professional with a strong background in backend development and a passion for artificial intelligence.In this position, you will collaborate with cross-functional teams to design, implement, and optimize backend solutions that effectively integrate AI technologies. With your expertise, you will help us enhance our platform's capabilities and improve user experience.
Join Our Team as a Lead Backend Engineer At N26, we're redefining banking with a focus on innovation and technology. As a member of our Intelligent Operations Platforms (IOP) and Assistance segments, you will play a critical role in enhancing our operations and empowering other tech teams through a robust platform approach. We are looking for a skilled Lead Backend Engineer to join our dynamic cross-functional teams. You will work within a microservice architecture, primarily utilizing Java and Kotlin with Spring Boot, to evolve our product offerings. Our teams thrive on collaboration, knowledge sharing, and autonomy, ensuring that every member's voice is heard and valued. As a Lead Engineer at N26, you will be at the forefront of integrating the latest technological advancements while tackling complex and engaging challenges daily. Your Responsibilities: Shape your team’s technical landscape by collaborating closely with Product Managers and Engineering Managers to manage product technical roadmaps and dependencies, thereby minimizing technical debt. Architect and build high-availability, high-performance web applications that serve as the backbone of our internal operations. Promote a culture of solid engineering delivery by demonstrating best practices, writing clean, well-tested, and well-refactored code, and deploying it to production frequently. Integrate AI: Implement new features and integrations with foundational models and automation systems to empower our back-office teams. Scale systems by optimizing, measuring, and monitoring distributed systems for seamless and continuous software delivery. Mentor team members and document processes to foster engineering excellence and knowledge sharing, avoiding silos. Lead initiatives aimed at enhancing our engineering culture across the company and explore ways to maximize team and organizational effectiveness. Participate in recruitment and employer branding initiatives to strengthen our engineering team. Qualifications for Success: Engineering Mindset & Design: Proficient in design patterns with a solid understanding of object-oriented programming and distributed systems principles, utilizing methodologies such as Domain-Driven Design and architectural patterns like Hexagonal, Event-Driven, and Microservices. Possess a strong track record of applying engineering best practices, including Clean Code, Test-Driven Development (TDD), Behavior-Driven Development (BDD), and deep observability. Experience in AI-augmented development frameworks and practices, showcasing the ability to leverage AI in enhancing software solutions.
Role Overview airapps is hiring a Backend QA Engineer based in Madrid. This position focuses on quality assurance for backend systems, helping to keep applications reliable and up to standard. What You Will Do Support QA processes for backend applications Work closely with team members to identify and resolve issues Help ensure applications perform as intended and meet quality expectations Who We’re Looking For Detail-oriented approach to testing and problem-solving Comfortable working within a collaborative team Motivated to deliver solid, dependable software Location This role is based in Madrid.
Welcome to Fever! We are the premier tech platform dedicated to transforming culture and live entertainment. Our mission is to make cultural experiences accessible to everyone. Through our innovative technology and data-centric strategy, we are reshaping how audiences interact with live events.Each month, we inspire over 300 million individuals across more than 40 countries to explore extraordinary experiences while empowering event creators with our advanced tools and insights, enabling them to innovate and reach wider audiences.Our achievements speak volumes: collaborations with industry giants like Netflix, F.C. Barcelona, and Primavera Sound, along with numerous international accolades and strong backing from top global investors.To further our mission, we seek passionate individuals with a proactive mindset who are eager to innovate the future of entertainment. Are you ready to join the journey?Let’s explore what this role entails and how you can contribute to Fever’s mission.About the RoleLocation: SpainWe are on the lookout for a talented Java Backend Engineer to become an integral part of our engineering team. We value exceptional software development skills demonstrated through impactful results. We seek someone who prioritizes code quality and believes in doing things right, not just getting them done.If you are intelligent, energetic, and cannot imagine a system without a CI/CD pipeline while thriving in a dynamic environment, we are aligned!Your Journey at Fever:Onboarding (First Month):Meet your mentor and team, immersing yourself in Fever’s culture and operational practices.Set up your development environment and familiarize yourself with our tech stack, CI/CD processes, and cloud infrastructure.Understand our architectural framework and observability tools while implementing minor enhancements and fixes.Deploy your first code into production and gain insights into our delivery workflows and processes.By the end of your onboarding, you will be ready to join your long-term team and contribute to significant projects.After Three Months:More details on ongoing responsibilities and opportunities for growth will follow.
About UsAt Fortis Games, we strive to create exceptional gaming experiences that unite players, while also transforming the gaming industry. Our focus is on fostering a sense of community and belonging, both within our games and among our team. We aim to build meaningful connections through the communities we create, generating unforgettable moments. Our commitment to diversity, equity, and inclusion means that everyone’s unique skills and backgrounds are valued, contributing to our innovative game development process.As a dynamic start-up led by industry veterans, Fortis Games offers you a unique opportunity to significantly influence our products and the company's trajectory. If you are passionate about solving complex challenges with effective communication and a collaborative mindset, you might just be the perfect fit for our team.Role OverviewIn your role as a Staff Backend Engineer at Fortis, you will play a vital part in developing our exciting Original IP, guiding it from initial concept through to launch. You will work in close collaboration with talented game designers, artists, and fellow engineers to design, implement, and deliver a large-scale multiplayer experience that will leave a lasting impression on players.Key ResponsibilitiesDevelop and enhance game features from prototyping to live operations, ensuring quality and stability at every stage of the lifecycle.Design, implement, and maintain scalable CI/CD pipelines to optimize development and deployment workflows.Analyze backend systems to identify and resolve complex bugs and performance bottlenecks.Conduct backend load testing to ensure the infrastructure can support high player engagement and peak activity.Collaborate with client-side engineers to create secure, server-authoritative gameplay mechanics.Establish and maintain DevOps workflows in a cloud environment, primarily utilizing AWS services.Produce clear and well-organized technical documentation to communicate design choices and system architecture to the team.Contribute to the development of studio-wide engineering standards by adhering to and shaping best practices in code quality and guidelines.
Role overview Airapps seeks a Backend Quality Assurance Engineer based in Barcelona. This role centers on testing and validating backend systems to confirm their quality and performance. The work contributes directly to the reliability and efficiency of Airapps products. What you will do Create and execute test plans tailored to backend systems Apply automation methods to improve and speed up testing Collaborate with engineering, product, and other teams Review and interpret test results to spot opportunities for improvement Help advance processes within the software development lifecycle Impact This position supports Airapps’ commitment to reliability and a strong customer experience. Work in this role helps deliver dependable, high-quality products to users.
Join Aircall, a unicorn and AI-driven customer communications platform, serving over 22,000 companies globally. We are innovating the way businesses communicate by seamlessly integrating voice, SMS, WhatsApp, and AI into a unified workspace.Our growth stems from a straightforward principle: empower teams to work more efficiently. Our AI Voice Agent automates routine calls, AI Assist enhances post-call tasks, and AI Assist Pro provides real-time support, enabling individuals to excel in their roles. This leads to increased revenue, quicker resolutions, and confident team scalability.With headquarters in Paris and a robust North American presence in Seattle, alongside teams in Madrid, London, Berlin, San Francisco, New York City, Sydney, and Mexico City, we have developed a beloved product and a rapidly expanding business, supported by top-tier investors and driven by swift AI advancements across various product lines.At Aircall, you will be part of a dynamic organization. We are ambitious, focused on product excellence, and committed to execution, ensuring visible impacts, quick decisions, and genuine growth.Our Work Culture: We are deeply customer-focused, data-informed, and dedicated to delivering significant outcomes. We prioritize ownership, ongoing learning, and a thoughtful pace. If you thrive in a collaborative, fast-paced setting where trust and impact are key, you will feel right at home here.Role Overview:As a Senior Backend Software Engineer, you will play a crucial role in designing, developing, deploying, and maintaining essential features that enhance customer value through voice integration.You will be expected to advocate for best practices and provide mentorship within your team and across the engineering department.We are driven by quality, excellence, and agility, and you will contribute to elevating these standards.Utilizing a diverse range of backend technology stacks, tailored to meet specific needs and consistently hosted on AWS, we create resilient services that add value to voice integration and seamlessly connect with our clients' critical business tools such as CRM, Helpdesk, E-Commerce, and more.
Managing expenses shouldn’t be a headache. At Pleo, we’re revolutionizing the way businesses handle spend management by creating solutions that simplify financial processes for both finance teams and employees. Our goal is to empower organizations to 'go beyond' traditional methods.Since our inception 10 years ago, we’ve embraced the philosophy of ‘Pleo’, meaning ‘more than you’d expect’, which has been pivotal to our success.We are currently at a significant juncture in our growth journey; every decision we make affects our more than 40,000 customers, our business, and our collective achievements. We are looking for individuals who take pride in identifying customer needs, transforming complex challenges into straightforward solutions, and respectfully challenging the status quo. With our ambitious goals ahead, we are a dynamic and diverse team of over 850 individuals from more than 100 nationalities, dedicated to shaping the future of business spending.About the RoleWe are seeking a skilled Backend Engineer to join our innovative team at Pleo. In this position, you will play a crucial role in building and scaling our backend systems, engaging in exciting projects as we expand our product and service offerings. If you are passionate about solving intricate technical challenges and thrive in a culture that values transparency, collaboration, and innovation, we invite you to apply.What You’ll Be DoingAs a Backend Engineer, your responsibilities will include:Designing, building, and maintaining scalable microservices primarily using Kotlin.Collaborating with cross-functional teams to develop innovative solutions across various domains such as Platform, Services, and SMB.Analyzing system performance and implementing optimizations to ensure high reliability and scalability.Participating in code reviews and post-mortems while mentoring fellow engineers.Proactively addressing technical debt and guiding the team through challenges and migrations.What You BringThis role is ideal for you if you possess:Experience in server-side languages, particularly Kotlin, along with expertise in distributed systems, microservices, and cloud environments (e.g., AWS, Kubernetes).Proficiency with relational databases such as PostgreSQL and familiarity with testing frameworks (e.g., JUnit, Testcontainers).
Join Exoticca as a Senior Backend Software Engineer!About UsExoticca is a trailblazing online travel agency dedicated to transforming the way people experience long-distance travel. Our mission revolves around crafting memorable life experiences through exceptional travel adventures. We pride ourselves on offering unmatched value, exploring diverse destinations, and creating extraordinary travel journeys while prioritizing our customers and the environment.Our vibrant, multicultural team is expanding rapidly, and we are on the lookout for passionate individuals who can contribute to building a pioneering travel company that redefines the industry.Your RoleWe are seeking a Senior Backend Software Engineer who excels at problem-solving. You will leverage engineering as a powerful tool to address real-world customer and business challenges.This position falls within our Trip Management System domain, where you will empower our travel specialists to design remarkable journeys at scale. You will contribute to the systems that convert destinations, itineraries, flights, hotels, and pricing strategies into structured, market-ready travel products. Through seamless product configuration, accuracy, and scalability, your work will directly enhance revenue, operational excellence, and customer satisfaction.While technology choices are important, the impact of your work is paramount. You will engage with PHP, Node.js, and contemporary AI tools, selecting the optimal approach for each unique challenge without being limited to a single technology stack.Why Join Us?Engage with genuine, impactful challenges that enhance customer experiences.Enjoy the freedom to select the right tools, including advanced AI technologies.Work within a team that values initiative, ownership, and meaningful contributions over titles and bureaucracy.Face scale-up challenges with opportunities to influence architecture, products, and workflows.If you seek stimulating problems, autonomy, and opportunities for professional growth, we welcome you!
Join us on our mission to revolutionize banking for everyone!We are redefining the landscape of traditional banking and saying farewell to its complexities.Starting from a simple prepaid card, Monzo has expanded significantly over the past decade in the UK. We now provide a range of innovative banking solutions including personal and business bank accounts, joint accounts, accounts for 16-17 year-olds, a free kids account, and credit cards. Our UK customers can also save, invest, and manage their pensions with us.With our distinctive hot coral cards and features like early payday, along with educational content on social media and our award-winning customer service, we consistently create delightful experiences for our customers!At Monzo, we focus on solving real problems and transforming lives through our banking solutions Barcelona, Spain | Competitive salary based on experience + stock options | Hybrid work model: 3 days in the office
Role overview Jobgether seeks a Senior Backend Engineer to advance our B2B product development efforts in Spain. The focus is on building and maintaining backend systems that support solutions for business clients. What you will do Design, build, and maintain scalable backend systems tailored for B2B applications Collaborate with cross-functional teams to deliver secure and reliable APIs Take part in technical decisions aimed at improving system performance and stability Requirements Significant experience in backend development Deep understanding of API design, security, and scalability Ability to work collaboratively with colleagues from different disciplines Contract details This is a B2B contract role based in Spain.
Full-time|Hybrid|Madrid, Spain; Paris, France; Tel Aviv, Israel
At Datadog, we are revolutionizing how engineers monitor, secure, and scale their infrastructure and applications, driving reliability and performance for thousands of businesses. We process trillions of data points daily and address challenges related to scale, speed, and resilience. We are in search of seasoned backend engineers eager to take charge of vital services and enhance their expertise in distributed systems. If you have experience in building APIs, data pipelines, or backend tools, this position offers an opportunity to expand your influence while mastering the design and operation of high-scale, high-availability systems that underpin observability and security solutions utilized by engineers globally. At Datadog, we cherish our office culture—the relationships it fosters, the creativity it encourages, and the teamwork it cultivates. We embrace a hybrid work model, empowering our employees to achieve a work-life balance that suits them best.
About UsConstructor is a pioneering platform revolutionizing search and discovery in the ecommerce sector. We are dedicated to optimizing critical metrics such as revenue, conversion rates, and profit margins. Our search engine is entirely developed in-house, utilizing advanced transformer models and generative large language models (LLMs). This foundational technology empowers various applications, from search functionalities to personalized recommendations and interactive shopping agents. Engineering is our largest department, and we are proud to affirm that our proprietary engine has consistently outperformed competitors in A/B testing, a testament to our commitment to excellence. We are at the forefront of AI innovation, constantly pushing boundaries to maintain our edge in the market.Our engine is designed for extreme scalability, processing over 1 billion queries daily across 150 languages and approximately 100 countries. Our technology supports some of the world's leading ecommerce brands, including Sephora, Under Armour, and Petco.At Constructor, we are a passionate team eager to solve complex challenges and enhance the experiences of our customers and colleagues alike. We prioritize values such as empathy, openness, curiosity, and a commitment to continuous improvement. We believe that empowering everyone within the organization to excel in their roles leads to remarkable outcomes.Founded in 2019 by Eli Finkelshteyn and Dan McCormick, Constructor is a U.S.-based company that continues to thrive under their leadership.About the TeamThe Recommendations team is pivotal in enhancing user experiences for our customers and their end-users. We comprise a dedicated group of cross-functional engineers who thrive on challenges and are committed to improving lives through technology. We uphold values of transparency, curiosity, and continuous refinement in our work, believing that empowering team members to take initiative fosters exceptional results.Our team is focused on advancing traditional product discovery methods while exploring innovative solutions powered by large language models, pioneering a new era of user engagement and innovation.The Recommendations team manages multiple service endpoints and develops our own cloud-deployed solutions using Python, which necessitates leveraging NoSQL databases and interfacing with both internal and external services. Our future roadmap includes transitioning all major developments into high-load distributed services.About the JobThis role primarily involves designing, delivering, and maintaining high-load real-time web services in close collaboration with talented engineers from both the recommendations team and other departments.Develop, deploy, and support robust recommendation services, including I/O-bound web services, CPU-bound services, and data services.Create AWS CloudFormation scripts, Jenkins jobs, and GitHub actions adhering to industry best practices.Establish service observability, monitoring metrics, and alerting mechanisms (using tools like Prometheus and Grafana).
Are you a skilled Backend .NET/C# Engineer seeking an exciting new opportunity? Join the Gaming Area within Product Development at Betsson Group! Our Gaming Area focuses on enhancing Game Play and Game Discovery across all our brands and markets. We are dedicated to delivering the industry's finest gaming products while providing an engaging user experience on our platforms. Our scope includes game lobbies, gaming initiatives, provider integrations, and much more. Your Role You will play a vital role in our core Gaming platform, which supports all our gaming sites and is pivotal to our company strategy. As we embark on our journey towards containerization, you will contribute to scaling our systems while preserving their high quality. We continuously reassess our system design to meet new requirements and work on exciting features. You will collaborate with a passionate team to build a scalable, multi-brand platform supporting over 25 online brands, utilized by hundreds of thousands of users globally. In summary, you will elevate our Gaming platform which serves a worldwide audience! Key Qualifications We are looking for candidates with prior experience as a backend developer and familiarity with the following core technical skills. You should be a collaborative individual who enjoys helping and sharing knowledge with team members. C#, .NET Framework, .NET Core 8 .NET Core Web API SQL Server and NoSQL databases Messaging services within a microservice architecture GitHub and GitFlow Workflow branching strategy Experience in an Agile environment Proficiency in written and spoken English Additionally, experience with RabbitMQ/Kafka, Docker containerization, and Domain Driven Design is a plus. Our Technology Stack At Betsson, we pride ourselves on staying adaptable and current with the latest technologies. Our current tech stack includes: Backend: .NET C#, .NET Core, Specflow .NET Core Web API, .NET Web API AWS, Kubernetes, Docker PostgreSQL, MSSQL, Redis, Couchbase Apache Kafka, RabbitMQ GitHub, TeamCity What We Offer Health Insurance 401k Paid Time Off
Managing expenditures can be a complex and cumbersome task, but at Pleo, we're revolutionizing this space. Our innovative spend management solutions empower finance teams and employees to handle their finances effortlessly and effectively. With a mission to help businesses 'go beyond', we strive to simplify the way money is managed.Over the past decade, our mantra 'Pleo'—meaning 'more than you’d expect'—has driven our success and innovation.As we continue to expand our reach to over 40,000 customers, we seek individuals who are passionate about identifying customer needs, simplifying complex challenges, and ambitiously pursuing excellence. Join our diverse team of 850+ exceptional individuals from more than 100 nationalities, all committed to shaping the future of business spending.About the RoleWe are excited to invite a skilled Backend Engineer to our team at Pleo. In this pivotal role, you will contribute to the design and scalability of our backend systems while taking part in exciting projects as we enhance our product and service offerings. If you have a passion for tackling complex technical challenges and desire to work in an environment that values transparency, collaboration, and a strong commitment to innovation, this opportunity is for you.Your ResponsibilitiesAs a Backend Engineer, you will:Design, develop, and maintain scalable microservices primarily using Kotlin.Collaborate with cross-functional teams to create innovative solutions across various domains, including Platform, Services, and SMB.Evaluate system performance and implement optimizations to ensure reliability and scalability.Engage in code reviews, conduct post-mortems, and mentor junior engineers.Proactively manage technical debt and navigate the team through technical challenges and transitions.Your QualificationsTo excel in this role, you should possess:Proven experience in server-side programming languages, particularly Kotlin, alongside expertise in distributed systems, microservices, and cloud environments (e.g., AWS, Kubernetes).Strong proficiency with relational databases such as PostgreSQL, testing frameworks (e.g., JUnit, Testcontainers), and observability tools like Grafana.