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Experience Level
Entry Level
Qualifications
Proficient in backend programming languages such as Java, Python, or Node.js. Experience with database management systems (e.g., MySQL, PostgreSQL). Strong understanding of RESTful API design and development. Knowledge of cloud services (AWS, Azure, etc.) is a plus. Excellent problem-solving skills and attention to detail. Ability to work effectively in a team and communicate clearly.
About the job
Join our dynamic team at dev2 as a Backend Software Engineer! In this role, you'll have the opportunity to design and develop robust backend systems that drive our innovative products. Your expertise in backend technologies will play a crucial role in enhancing our software solutions and improving the user experience.
We are looking for passionate individuals who thrive in a collaborative environment. If you are eager to tackle complex challenges and contribute to impactful projects, we want to hear from you!
About dev2
dev2 is a leading technology firm dedicated to developing cutting-edge software solutions. Our mission is to leverage technology to solve complex problems and enhance business operations. We foster a culture of innovation, collaboration, and continuous learning, making dev2 an exciting place to grow your career.
Discover the Mission Behind Secfix 🧬In Europe, over 1.78 million small and medium-sized businesses face the challenge of complying with various information security frameworks to successfully offer their products and services to enterprise clients.Secfix simplifies security compliance for SMBs in Europe. Our platform automates the processes for ISO 27001, G…
Empowering Every Employee.Join us in our mission to become the world's most utilized AI employee experience platform by transforming the work experience for frontline employees.At flipapp, we aim to revolutionize the world of frontline workers and give them a voice! Become a Flip Game Changer and collaborate with an exceptional team to ensure that all employees, regardless of their workplace, can access vital internal information. Are you ready to transform the work life of millions? Join us! Job TeaserAs a Senior Software Engineer, you will play a crucial role in enhancing the backend of our employee communication platform. Your responsibilities will include the secure design, hands-on development, and management of server applications in our core domains. This position is ideal for an experienced engineer with 5+ years in the field, proficient in the JVM ecosystem, and eager to oversee mission-critical production systems while promoting technical excellence within an international agile team.What You Can ExpectArchitect and Develop Core Services: Design, develop, and operate essential backend services in our User Management domain, ensuring secure integration with our Keycloak instance.Leverage the JVM Stack: Engage directly with our primary technology stack, primarily JVM-based (Kotlin, Micronaut), alongside additional components developed in Python and Go.Drive Engineering Excellence: Build software following modern practices: API first, conducting code reviews, implementing automated tests, and utilizing MR environments for exploratory testing prior to merges.Own the Topics: Take responsibility for technical subjects that matter to you, driving important decisions and fostering alignment across teams within our backend guild.Deployment and Operations: Deploy (Kubernetes, Helm) and monitor (Grafana, Sentry, Mixpanel) your services with the support of a dedicated SRE team for on-call duties.What You Bring to the TableWe are looking for a skilled, experienced engineer who is passionate about making a difference in the workplace.
About JimdoAt Jimdo, we empower self-employed individuals and micro-businesses by simplifying the journey to success. Founded in 2007 by three friends in a farmhouse in Northern Germany, we have evolved into a profitable, remote-first company with over 220 employees from more than 50 nationalities, operating in over 15 countries. With over 36 million websites created, we are more than a website builder; we are an AI-driven platform that supports our users in running and growing their businesses effectively.Our commitment to personalized, data-driven guidance ensures that our platform provides clear insights and actionable steps, allowing our customers to focus on what truly matters for their business growth.Role Overview:As a Senior Backend Engineer for JimdoPay, you will play a crucial role in developing our integrated payment solution designed to support solopreneurs with a comprehensive suite of payment capabilities. You will contribute to key features, including embedded payments, link-to-pay options, and intelligent quoting tools. Collaborating closely with product, design, and engineering teams, you will ensure the delivery of secure and scalable backend services leveraging top Payment Service Providers (PSPs).Your Impact:Develop REST APIs using Kotlin or Java with a strong focus on scalability, reliability, and performance.Implement secure and efficient integrations with payment APIs.Design and develop RESTful services and event-driven architectures.Manage data storage effectively using relational databases.Contribute to CI/CD pipelines and automated testing processes.Work collaboratively across teams to deliver comprehensive solutions.What You Bring:Over 6 years of experience in backend software development.Strong expertise in Kotlin or Java.Proven skills in REST API design.In-depth experience with relational databases.Familiarity with CI/CD practices and testing automation.Excellent collaboration skills for cross-functional teamwork.
Atolls: The World’s Largest Community-Driven Shopping PlatformWe empower millions to make informed spending decisions, connecting them with the best brands and retailers across 20+ markets.Join our diverse team of over 1,000 professionals in 10 countries and contribute to products that impact global shoppers daily. Ready to make a difference? Read on!About This Role:We are seeking a Senior Java Backend Engineer to enhance our dynamic engineering team in Munich. In this pivotal role, you will be instrumental in designing, developing, and scaling high-performance backend systems utilizing cutting-edge Java technologies and cloud-native architectures. Ideal candidates are those who thrive in tackling complex systems, prioritize code quality, and possess a robust architectural perspective.Our Benefits:At Atolls, we prioritize your professional and personal growth. Here's what you can look forward to:A culture that champions personal and professional development, along with ample internal mobility opportunities.A welcoming and innovative team that values diverse perspectives.32 days of paid vacation plus an additional day off for your birthday.Flexible hybrid work arrangements to help balance your professional and personal life.Access to a learning budget and internal training resources to foster your development.Support through mental health coaching to promote well-being.Regular global and local events to celebrate achievements and foster connections.The opportunity to take a sabbatical after three years of service.A cloud-based setup that allows for collaboration from anywhere.*These benefits are applicable globally, with additional local perks based on your location.Responsibilities:As a Senior Java Backend Engineer, your key responsibilities will include designing and implementing robust backend solutions, ensuring system scalability, and maintaining high standards of code quality.
About the Role We are seeking a talented Backend Engineer to join our innovative team at sportygroup. In this position, you will play a crucial role in developing microservices within a distributed deployment environment, focusing on containerization technologies such as Docker and Kubernetes. You will be tasked with crafting the core logic of sophisticated systems that handle millions of requests daily, moving beyond basic CRUD applications. Having built our platform from the ground up just three years ago, you'll be working with cutting-edge technology, free from the burdens of legacy code. With millions of users relying on our platform, your contributions will directly enhance our commitment to stability and robustness, ensuring our services are available around the clock. Our Technology Stack (Familiarity with all not required) Programming Language: Java 17 Frameworks: Spring Boot (Tomcat, Netty), Spring Data, Spring Cloud Architecture: Microservices, REST APIs, Message Queues Databases: MySQL, MyBatis, ShardingSphere, MongoDB Caching Technologies: Redis (AWS ElastiCache), ElasticSearch Message Queue: RocketMQ Cloud Infrastructure: Docker, Kubernetes, AWS Monitoring Tools: Grafana, Prometheus, Loki, Tempo, AWS CloudWatch Your Responsibilities Design and develop highly scalable backends for mobile internet applications serving millions of users. Collaborate with Project Managers and fellow developers to outline new features and user stories for upcoming projects. Engage in code reviews to ensure adherence to the original vision outlined in user stories, architectural patterns, and resource libraries. Provide timely support for production applications to swiftly diagnose and resolve any issues. Participate actively in team ceremonies, including planning, product demos, and retrospectives. Mentor junior team members to foster their professional growth. Qualifications At least 3 years of experience in a relevant engineering role. Must be based in Europe. Preferred experience with Spring Boot, Spring Cloud, Spring Data, and iBATIS. Demonstrated expertise in developing highly scalable web backends. Experience in designing highly transactional systems. Strong understanding of Object-Oriented Design (OOD) principles. Advanced skills in application analysis and design engineering.
About ClickHouseRanked among the most innovative firms on the 2025 Forbes Cloud 100 list, ClickHouse is a fast-evolving leader in the private cloud sector. With a rapidly expanding customer base exceeding 3,000 and an annual recurring revenue (ARR) growth exceeding 250% year-over-year, ClickHouse excels in real-time analytics, data warehousing, observability, and AI-driven workloads.The company’s impressive trajectory has been reinforced by a recent $400M Series D funding round. In the last three months, notable clients such as Capital One, Lovable, Decagon, Polymarket, and Airwallex have either adopted or enhanced their use of our platform. These entities join a prestigious roster of AI pioneers and global giants like Meta, Cursor, Sony, and Tesla.We are committed to revolutionizing how organizations leverage data. Join us on this transformative journey!Become a part of our mission to innovate Observability for Developers! We aim to redefine how engineers monitor, debug, and scale their production applications through HyperDX, now a part of ClickHouse. HyperDX is an open-source platform that converts telemetry data into actionable insights. Envision a world where logs, metrics, traces, and session replays integrate effortlessly to identify root causes with unprecedented speed. If you’ve ever been frustrated at 2 AM with tools like Grafana, Datadog, or Elastic for not providing the insights you need, you’ll understand the challenge we’re addressing. Now, you have the opportunity to help us tackle this issue.We are seeking a Senior Backend Engineer to contribute to the development of a petabyte-scale, high-performance observability platform, with a strong emphasis on delivering an exceptional developer experience (the DX in HyperDX).
Join Alten as a Java Backend Engineer and be part of a dynamic team that drives innovation in software development. We are looking for a skilled professional who thrives in a collaborative environment and is eager to tackle complex backend challenges.
Atolls is the world’s largest community-driven shopping platform, active in over 20 markets.We empower millions to make informed spending choices across discovery, evaluation, and (re-)purchase by connecting individuals with the ideal brands and retailers.Our team of 1,000+ members across 10 countries develops products utilized daily on a global scale, providing you with genuine ownership and the chance to witness your impact. Are you ready to help shape the destinations people trust for confident shopping? We invite you to learn more.About This Role:We are on the lookout for a Senior Java Backend Engineer to become an integral part of our expanding engineering team in Berlin. In this pivotal role, you will be responsible for designing, developing, and scaling high-performance backend systems utilizing contemporary Java technologies and cloud-native architectures. This position is perfect for individuals who thrive on tackling complex systems, prioritize code quality, and possess a robust architectural mindset.Our Benefits:At Atolls, we are committed to fostering both your professional and personal development. Here’s what you can look forward to:A culture that champions personal and professional growth, alongside opportunities for internal mobility.A supportive and open-minded team that welcomes diverse perspectives and innovative concepts.32 days of paid vacation plus an additional day off for your birthday, ensuring you have ample time to recharge.A flexible hybrid working model to help you find the right balance between work and life.Access to a learning budget and internal training to enhance your skills in your role.Mental health coaching to promote your well-being.Regular global and local gatherings to celebrate achievements and strengthen connections.The chance to take a sabbatical after three years with the company.A cloud-based company setup, allowing flexibility and collaboration regardless of your location.*These are global benefits applicable to all employees, with additional local perks based on your location.Responsibilities:As a Senior Java Backend Engineer, you will...
About Qualifyze,Founded in 2019, Qualifyze is at the forefront of supply chain compliance management within the Life Sciences sector, earning the trust of over 1,500 pharmaceutical and healthcare organizations globally. Our comprehensive digital solutions seamlessly connect manufacturers, suppliers, and a vast network of over 250 auditors and quality professionals.With an impressive record of more than 4,500 audits conducted across 85+ countries, we boast the largest and most accurate supplier network, complemented by robust data analytics tools. Qualifyze is your ideal partner for ensuring quality compliance and mitigating supply chain risks in the Life Sciences industry.Role OverviewWe are on the lookout for a Senior Backend Engineer to enhance our Tech department, particularly within the Engineering team. You will join a dynamic group of over 50 professionals dedicated to engineering and data. Our technology stack prominently features TypeScript with React and Node.js, alongside Java for specific projects.At Qualifyze, we believe that software engineering transcends mere coding—it’s about shaping the future. We seek engineers who recognize that every line of code contributes to a lasting legacy. As part of our team, you will focus on streamlining feedback loops, developing scalable solutions, and fostering clear communication with the business. You will advocate for clean architectures, robust testing strategies, and domain-driven design principles to deliver substantial value at every step.Main ResponsibilitiesLead backend architecture, testing, and technical decisions across teams, ensuring scalable, high-quality outcomes while adhering to best practices.Tackle and resolve intricate tasks within large-scale projects, or independently manage smaller projects.Effectively communicate and collaborate with team members, the DevOps team, product managers, and the design team. You will spearhead the technical strategy, translating product requirements into clear, functional solutions.
Computer World Service, Corp. (CWS) is actively seeking a talented and experienced Senior Network Engineer to join our team in Europe. This role is contingent upon the award of a new contract. As a Subject Matter Expert (SME), you will be responsible for delivering critical network sustainment and deployment support services for military hospitals and clinics across the European region. You will lead network engineering efforts and operational support within the Defense Health Agency (DHA) Europe, ensuring optimal network performance and compliance with all standards.
Role overview As a Senior Backend Engineer on a B2B contract with jobgether, the focus is on building and maintaining backend systems for business clients. This position is fully remote but requires residency in Germany. What you will do Design, develop, and enhance backend solutions that address the needs of business customers Collaborate with cross-functional teams to connect backend systems with various products and services Ensure delivery of dependable, high-quality software that aligns with client requirements Collaboration This role involves regular interaction with colleagues in engineering, product, and other departments to support smooth project execution and system integration.
Redefining AI Workflow Orchestration.At n8n, we are pioneering an open-source workflow orchestration platform tailored for the AI-driven future. Our mission is to empower technical teams to automate processes with the speed of no-code while retaining the freedom of code. With over 500 builder-approved integrations and a vibrant community, we're transforming how systems connect and ideas scale.Since our inception in 2019, we have expanded to a diverse team of over 220 professionals across Europe and the US, united by a builder spirit with our headquarters in Berlin. Notable achievements include:A thriving community of over 650,000 active developers and buildersAchieving 145k+ stars on GitHub, ranking us among the world's Top 40 projectsRecognized as one of Europe's top privately held SaaS startups (4th in Sifted’s 2025 B2B SaaS Rising 100)Securing $240 million in funding, including $180 million in our Series C, leading to a $2.5 billion valuationJoin us in this exciting journey! If you're interested, explore n8n and share a screenshot of your first workflow with us. Start here: app.n8n.cloud/register.Now, we are looking for an Engineering Manager who will lead a team in an agile, AI-native environment. Your primary responsibility will be to cultivate an engineering team that excels in innovation, clarity, and impactful results through sound technical judgment. This leadership role is ideal for someone with a strong technical background and a passion for team development, stakeholder alignment, and empowering engineers to navigate a rapidly evolving technological landscape.We are hiring Engineering Managers across various product and platform domains. During the interview process, we will align you with a team based on your strengths and interests. Learn more about our teams and their focus areas here: https://www.notion.so/n8n/Discover-Engineering-n8n-1b65b6e0c94f80688f43d9bbc76023c3.
Join Our Team at JimdoAt Jimdo, we empower solopreneurs and micro-businesses to thrive by simplifying the journey of building successful online ventures. Since our inception in 2007, we have evolved from a small initiative in a Northern German farmhouse to a leading AI-driven platform with a diverse team of over 220 professionals from more than 50 nations, helping to create over 36 million websites worldwide.We believe in personalized, data-driven guidance that combines design, business tools, and cutting-edge AI technology to transform real user insights into actionable steps for our customers. Our mission is clear: to help self-employed individuals navigate the complexities of running a business with confidence.Your Role:As a Senior Backend Engineer, you will be instrumental in enhancing and scaling our backend systems, ensuring they deliver optimal performance and reliability. You will collaborate with cross-functional teams to create seamless integrations and contribute to our commitment to innovation.Your Contributions:Design, develop, and enhance API services with a focus on scalability and performance.Work closely with cross-functional teams to understand requirements and ensure backend solutions are fully integrated.Maintain high standards of code quality through thorough reviews and testing.Diagnose and resolve backend issues to minimize downtime and enhance performance.Stay abreast of industry trends and best practices in backend development.Provide valuable insights and feedback to the Tech Lead and stakeholders regarding backend solutions.
Grafana Labs is a globally recognized leader in open-source technology, proudly serving over 20 million users worldwide. Our flagship product, Grafana, is the go-to visualization tool for a diverse array of use cases, from monitoring beehives to tracking climate change in the Alps. Our distinctive dashboards have gained visibility in prestigious venues like NASA launches, Minecraft HQ, Wimbledon, and the Tour de France. We empower over 3,000 organizations, including industry giants like Bloomberg, JPMorgan Chase, and eBay, to effectively manage their observability strategies with the Grafana LGTM Stack, available through Grafana Cloud or self-managed with the Grafana Enterprise Stack, both incorporating scalable metrics (Grafana Mimir), logs (Grafana Loki), and traces (Grafana Tempo). As we rapidly grow, we remain committed to our core values: an open-source heritage, a collaborative global culture, and a passion for impactful work. Our team thrives in an innovative atmosphere driven by transparency, autonomy, and trust.If this role excites you, we encourage you to apply, even if you don’t meet every requirement. This could be a pivotal moment in your career.Senior Backend Engineer, AlertingThis is a remote opportunity and we invite applications from Germany.The Opportunity:The Grafana Alerting team is central to our mission of enhancing user alert management within the Grafana open-source project (link). Our backend-focused team collaborates closely with customers and the Grafana Cloud teams to ensure alerting capabilities are optimized for both on-premise and cloud environments.Our projects span a wide domain, including:Designing distributed systems for scalable alert ingestion and delivery of Prometheus-based alerts.Integrating alert setup and delivery processes to function uniformly for both Grafana and Prometheus-based alerts.Creating distributed systems that can evaluate Grafana-managed alerts at a rate exceeding 500 evaluations per second in production.Grafana Alerting is trusted globally, monitoring critical medical devices and infrastructure.
Join the movement and find new inspirationWe have an exciting opportunity for you:Manager of Advanced Planning (All Genders Welcome), within the Product & Pricing department at Kia Europe Headquarters in Frankfurt/Main, Germany.Job Mission: We are looking for a visionary and strategic Manager to join our Advanced Planning team. In this pivotal role, you will influence the development of Kia’s long-term product and technology roadmap specifically for the European market. Your contributions will be instrumental in crafting innovative vehicle concepts, planning EV platforms and charging technology, and engaging in strategic foresight with a focus on a 5 to 10-year horizon. A robust background in portfolio strategy and EV technologies is essential, coupled with exceptional communication skills to engage with both regional and global stakeholders.Your Responsibilities:Collaborate on the development of the European product portfolio and powertrain strategy (Passenger Cars & PBVs), ensuring alignment with the long-term needs of customers and adherence to regulatory requirements.Oversee strategic positioning and product definitions for upcoming vehicle concepts, identifying long-term opportunities and potential gaps.Lead the formulation of advanced planning proposals for products set to launch in 5-10 years, analyzing body type trends, portfolio compatibility, cannibalization risks, target customer profiles, and volume/price projections.Simulate long-term volume plans to reflect product and market potential, assisting the European business strategy team with volume forecasting.Contribute to the development of EV technology roadmaps for Kia’s European product lineup, encompassing passenger cars and PBVs.Foster collaboration among all key stakeholders and manage interdependencies between related service and product offerings.Your Talents:Proven strategic thinking capabilities, with the ability to translate long-term vision into actionable product and technology strategies.Strong quantitative and analytical skills for data interpretation and informed decision-making.A minimum of 5 years of experience in Product Planning, Market Research, or EV Technology sectors.Experience in Automotive Product Management and Product Development is highly advantageous.Familiarity with quantitative and qualitative research methodologies and tools such as JATO and NCBS.Fluency in English (both written and spoken); proficiency in additional European languages is a plus.Exceptional communication and interpersonal skills.
Join our dynamic team at dev2 as a Backend Software Engineer! In this role, you'll have the opportunity to design and develop robust backend systems that drive our innovative products. Your expertise in backend technologies will play a crucial role in enhancing our software solutions and improving the user experience.We are looking for passionate individuals who thrive in a collaborative environment. If you are eager to tackle complex challenges and contribute to impactful projects, we want to hear from you!
Unleash Your Imagination with AI Orchestration.Join n8n, the revolutionary open workflow orchestration platform designed for the AI era. We empower technical teams to automate with the agility of no-code while retaining the flexibility of code, enabling them to innovate without boundaries. Supported by a vibrant community and over 500 builder-approved integrations, we are reshaping the landscape of system integration and idea scalability.Founded in 2019, our diverse team of over 220 professionals spans across Europe and the US, all united by a builder mindset with our heart in Berlin. Our journey has included:Building a community of 650,000+ active developers and builders.Achieving 145k+ stars on GitHub, ranking us among the Top 40 projects globally.Being recognized as one of Europe’s most promising SaaS startups, ranked 4th in Sifted’s 2025 B2B SaaS Rising 100.Securing $240 million in funding, from our first German seed investment by Sequoia to a recent $180 million Series C, leading to a $2.5 billion valuation.We invite you to explore what you can create with us. Take a moment to try n8n, regardless of your technical expertise, and share a screenshot of your first workflow with our team. Start your journey here: app.n8n.cloud/register.We are at a pivotal moment in our exciting journey, and we want you to build with us. As a Senior Product Security Engineer, your primary objective will be to enhance n8n’s product and platform security. You will engage directly in security initiatives that empower our engineering teams to mitigate risks, securely deploy features, and establish a robust security culture from the ground up.In collaboration with the Head of Security within our engineering department of over 50 members, you will oversee essential security workflows, elevate security practices throughout the Software Development Life Cycle (SDLC), and contribute to forming a dynamic security team.Key Responsibilities:Manage day-to-day vulnerability intake and triage processes, including handling the security inbox and bug bounty submissions.Coordinate with engineering teams for issue remediation and ensure timely resolution with clear priorities.Assist in managing coordinated disclosures, GitHub Security Advisories, and maintaining prompt communication with researchers.
Join Langfuse as a Senior Product EngineerAt Langfuse, we are revolutionizing the way teams build AI applications with our open-source LLM Engineering Platform. As part of ClickHouse, we help organizations enhance their capabilities through innovative solutions like tracing, evaluation, and prompt management.We are building the 'Datadog' of AI observability, providing essential tools to simplify the development of useful applications for both startups and enterprises.With over 2,000 customers, including 19 of the Fortune 50, and more than 26 million SDK downloads monthly, Langfuse stands as the leading open-source solution in our field.Our engineering team, based in Berlin and San Francisco, is small, experienced, and dedicated. We are seeking passionate engineers in European time zones, with expectations of one week per month in our Berlin office.Why Work at Langfuse?Your contributions will make a significant impact. Everything we create is open source (MIT-licensed) and highly visible. With over 21,900 GitHub stars and 23 million monthly SDK downloads, your work will be recognized and appreciated by the community.As a Senior Product Engineer, you will take ownership of the product development process, from understanding user needs to delivering innovative solutions. You will have direct exposure to the development of cutting-edge LLM applications while working with some of the most ambitious software engineers in the industry.
Join our dynamic team at idealo as a Senior Software Engineer for our mobile app backend and play a pivotal role in enhancing our award-winning e-commerce applications. Our platform empowers millions of users to compare prices seamlessly and make informed purchasing decisions directly from their mobile devices. As part of a fully autonomous team dedicated to mobile app development, you'll balance the use of established technologies with innovative experiments, ensuring we continually deliver exceptional user experiences and further idealo's mission. We take full ownership of the operation, technical implementation, and strategic direction of our services, and we're seeking talented individuals to support our growth.About Your RoleEnd-to-End OwnershipDevelop and operate business and web services in the AWS Cloud.Oversee the entire lifecycle of your services (YBYO): architecture, infrastructure, development, testing, security, deployment, monitoring, on-call, and maintenance.Design and develop APIs (REST/GraphQL) for our mobile applications (Android & iOS).Ensure that our services are scalable, stable, and high-performing, even during peak loads.Technical ExcellenceMake architectural decisions for modern backend systems (e.g., microservices).Enhance our cloud infrastructure using tools like Terraform and Kubernetes.Maintain high software quality through rigorous testing, code reviews, and monitoring.Identify and address technical debt effectively.Introduce new technologies and continuously refine our development processes (e.g., CI/CD, automation, AI tools).Collaboration & ImpactWork collaboratively with mobile engineers (iOS & Android) and backend colleagues.Contribute actively to technical discussions and challenge existing solutions.Share your expertise within the team through pair programming, code reviews, or tech talks.Communicate complex technical topics clearly to non-technical stakeholders.Assume responsibility within the team, including participation in on-call rotations during critical situations.
About the Team Join the Sell Online Tribe at SumUp, where we are transforming how merchants establish their online presence. Our team designs and builds solutions that empower millions of entrepreneurs—from barbers to bakers—to sell their products and services from anywhere. With a focus on Online Store and Bookings, our products form the backbone of SumUp’s ecosystem, enabling merchants to manage appointments, showcase offerings, and process payments seamlessly from their mobile devices. We are a dynamic, cross-functional team of Product Managers, Designers, and Engineers dedicated to creating exceptional mobile experiences. As part of our team, you’ll play a vital role in expanding into new industries, bridging the gap between web and mobile platforms, and simplifying digital commerce for small businesses globally. About the Role As a Senior Backend Engineer within the Bifrost team, you will be instrumental in the development of SumUp's key merchant-facing online products. You will contribute to the growth and scalability of pivotal products such as Payment Links, Virtual Terminal, and Unified Gift Cards, while also enhancing integration products that deliver essential functionalities across various SumUp services. We seek a developer who champions reliability, collaboration, and continuous improvement. You will thrive in a high-impact environment where your contributions directly enhance merchant success and team scalability. Your Responsibilities Ensure redundancy for the scalability and continuous enhancement of SumUp’s high-priority online products. Contribute to the implementation, growth, and integration of Online Checkouts across SumUp. Engage actively in planning and review sessions at both quarterly and sprint levels, providing constructive feedback and accurate estimations. Monitor existing services and perform necessary fixes to maintain platform reliability. Implement new features with maintainable and testable code. Optimize application performance for improved scalability. Participate in code reviews to uphold high standards of code quality. You Will Excel in This Role If: You possess over 5 years of experience in backend engineering, specifically with Golang. You demonstrate a strong grasp of fundamental system architecture, design principles, data modeling, and API design. You have substantial experience with distributed and fault-tolerant systems. You are passionate about continuous learning and improvement.
