Backend Software Engineer

Since its inception in 2018, Bitvavo has pioneered the digital assets trading landscape, creating a seamless bridge between traditional currencies and digital assets. Our platform is designed with transparency in mind, featuring competitive fees and an extensive range of assets, ensuring that the currency of the future is accessible to everyone.Within just two years, we have cemented our status as the leading digital asset exchange in the Netherlands and one of the largest in Europe, boasting over one million users and facilitating the exchange of tens of billions in digital assets annually.Based in Amsterdam, we are on the lookout for innovative and motivated individuals who are eager to contribute to our mission of making digital assets universally accessible.About the OpportunityWe are a dynamic and rapidly expanding engineering organization dedicated to enhancing customer access to digital assets. In response to our expanding user base and the increasing diversity of assets we offer, we're looking to grow our teams to foster innovation focused on creating and implementing advanced services within the crypto market.As we continue to evolve, we welcome experienced engineers who are passionate about making a difference. This position is continually open, and we review applications on a rolling basis. While response times may vary based on our hiring needs, we encourage you to reach out if this role aligns with your expertise. We look forward to connecting with you when a suitable opportunity arises.Your ResponsibilitiesWork collaboratively with your Engineering Manager, Staff Engineer, and fellow team members to develop high-quality software for our clients.Tackle technical challenges head-on, crafting solutions to ensure optimal performance across our systems.Engage actively in critical decisions related to technology stacks and architectural frameworks.Participate in operational rotations to address incidents within our production environment.Qualifications We SeekA minimum of 8 years of experience in software development.Deep understanding and expertise in event-driven microservices architecture, particularly with Kafka.Strong proficiency in JVM languages, especially Kotlin.Familiarity with Kubernetes and a solid grasp of design patterns and programming principles.

Be Yourself at ProtolabsWe embrace diversity and are an equal opportunity employer. We encourage individuals from all backgrounds to apply, even if they don’t meet every single qualification. Your unique perspective can help us grow and innovate.Why Choose Protolabs?As leaders in digital manufacturing, we attract doers, makers, and innovative thinkers who approach their work with an entrepreneurial mindset. Our culture revolves around delivering meaningful work that introduces new products to the market at unmatched speeds. We take pride in our diverse team, which is smart, genuine, humble, and passionate. It’s our people who inspire creativity and make our workplace feel like home.Join Our Team as a Senior Backend Engineer!This position is hybrid and open to candidates located in the Netherlands.The Manufacturing Partner Marketplace is the operational backbone of the Protolabs Network. We oversee the entire order lifecycle, from matching orders to the right manufacturing partners through production and quality control to ensuring timely delivery. Our role is crucial for maintaining seamless operations and customer satisfaction.In this role, you will develop systems that drive the marketplace, including automated auctions, order allocation, supplier tools, production workflows, global logistics, quality control, and internal operations tools. We seek a pragmatic problem solver who thrives in a dynamic environment and takes ownership of both the business challenges and technical solutions.

Important: This position requires relocation to our Milan office.About SatispayAt Satispay, we are on a mission to transform daily payment experiences, making them straightforward, equitable, and accessible for everyone. Our vision extends beyond payments; we aspire to redefine the future of finance.As part of a dynamic movement, we empower millions to overcome significant challenges, fostering a culture of rapid innovation, bold thinking, and collaborative growth.If you seek more than just a job and are eager to create meaningful impact alongside a talented team, you’ve found the right place.Your RoleAs a Senior Backend Software Engineer within our Business Team, you will be instrumental in shaping the future of digital welfare payments, addressing everything from employer benefits to complex product solutions. You will ensure a seamless experience for both employers and employees, contributing to long-term satisfaction and success. Your responsibilities will include:Develop Multi-Service Solutions: Analyze and design scalable, secure, and maintainable solutions for medium-to-large projects impacting multiple services within the Employer domain, focusing on the core of welfare distribution.Maintain Technical Excellence: Implement comprehensive testing strategies that balance automation with manual testing while overseeing gradual rollouts to ensure precise and reliable welfare distributions.Proactively Resolve Blockers: Anticipate and address technical challenges, promoting knowledge sharing across teams. You will handle unique challenges related to B2B registration flows and high-volume benefit allocations, all while maintaining code quality through active reviews.Ownership and Execution: Take full ownership of your projects from inception to completion, delivering features that align with user requirements—from employer onboarding to employees utilizing their welfare benefits efficiently.

Join our innovative team at Databricks as a Senior Backend Software Engineer, where you'll contribute to cutting-edge data solutions and scalable systems. Collaborate with a talented team to design and implement robust backend services that power our platform, enabling businesses to unlock the full potential of their data.

Join Databricks as a Senior Backend Software Engineer to work on cutting-edge technologies that transform the way data is processed and analyzed. In this pivotal role, you will collaborate with a talented team to design and implement robust backend systems that support our innovative data platform. Your work will directly contribute to enhancing our customers' experiences and driving the future of data analytics.

Are you a passionate engineer who enjoys both establishing frameworks and engaging directly in development? As a Senior Backend Engineer at Funda, you will design, build, and scale systems that assist millions of potential home buyers and real estate professionals daily. Your role bridges technology, architecture, and product development, allowing your voice to influence our direction.Your Role at a GlanceIn this position, you will be a key player in Funda’s backend domain. Your responsibilities include designing scalable systems, enhancing the technical foundations of our platform, and developing features that make a direct difference to millions of users.You will be part of a dedicated product team while collaborating across various teams: uniting people, ideas, and projects to advance our technical capabilities. Utilizing cutting-edge technologies such as .NET 8, Kubernetes, Azure, event-driven architecture, and Terraform, you will help keep our systems intelligent, scalable, and prepared for the future.This role uniquely combines deep technical expertise, ownership, and an influential voice in our development processes.Your Responsibilities IncludeGuide your team in alignment with our lighthouse architecture and contribute to its ongoing enhancement.Design and optimize critical systems demanding high performance and reliability.Tackle complex challenges related to scalability, data streams, and systems integration.Collaborate with product managers and designers to ensure technical choices align with the product vision.Mentor and share knowledge with mid and junior engineers, fostering Funda's culture of learning.Partner with other senior and staff engineers to evolve Funda’s technical strategy.Explore our Engineering Blog: Learn how we empower our development team with modular pipelines

Join Databricks, a leader in data and AI, as a Backend Software Engineer. We are dedicated to empowering data teams to tackle the world’s most pressing challenges, from revolutionizing transportation to pioneering medical advancements. Our world-class data and AI infrastructure platform enables customers to leverage deep data insights for business enhancement. Founded by engineers with a customer-centric approach, we embrace every opportunity to address technical challenges, from crafting next-generation UI/UX for data interaction to scaling our services across millions of virtual machines. We are just getting started!As a Backend Software Engineer, you will collaborate with your team to develop infrastructure and products for the Databricks platform at scale.Your Impact:Our backend teams address various challenges across our vital service platforms. You may work on:Complex problems that bridge product and infrastructure, including distributed systems, large-scale service architecture, monitoring, workflow orchestration, and improving developer experience.Delivering reliable and high-performance services and client libraries for managing vast amounts of data on cloud storage solutions like AWS S3 and Azure Blob Store.Building dependable, scalable services using technologies such as Scala, Kubernetes, and data pipelines like Spark and Databricks, which power our pricing infrastructure handling millions of cluster hours daily, while developing features that empower customers to easily monitor and manage platform usage.

Note: This position requires relocation to our Milan office.About SatispaySatispay is on a mission to transform everyday payments, making them simple, fair, and accessible to everyone. As we evolve, we aim to redefine the future of financial transactions.We are a dynamic movement empowering millions, united by a common goal to tackle significant challenges. Our culture encourages rapid innovation, bold thinking, and mutual trust, with a focus on collective learning and growth.You will join our Core Team, which is vital to our infrastructure. Your responsibilities will include managing external bank interactions, orchestrating payments, and providing essential Identity and Access Management (IAM) services. Additionally, you will oversee risk management services related to credit risk and fraud detection.If you are eager to create impactful solutions that serve as the backbone for our product teams, this is the place for you.Your RoleAs a Senior Backend Software Engineer within the Core Team, you will be instrumental in developing the foundational elements of our payment platform. You will ensure the technical excellence and timely delivery of intricate systems that influence multiple services and product teams throughout the organization.Your daily responsibilities will include:Engineering Core Platform Domains: Design and refine our most critical systems, including the Transaction Ledger, IAM, and Payment Orchestration. Ensure these components are high-performing, scalable, and integrate seamlessly with our product teams.Scaling Risk & Financial Engines: Enhance and create services for bank integrations, credit risk assessments, and real-time fraud detection. Develop robust logic that safeguards our financial integrity and secures the Satispay ecosystem.Cross-Team Technical Leadership: Lead technical analyses for projects that span multiple services. Facilitate technical discussions and generate comprehensive documentation (Smart Papers) to ensure your designs are thoroughly understood by stakeholders and engineering teams.

Join Our Innovative Messaging TeamWe are seeking a talented Senior Backend Engineer to become a vital part of our Messaging team. This team is responsible for Miro's notification platform, ensuring that users receive relevant, timely, and reliable notifications to enhance their Miro experience. Our scope covers email notifications, in-app alerts, and the robust systems that support them.Our mission lies at the crossroads of product experience and platform reliability. We empower Miro teams to engage with users effectively across multiple channels, minimizing noise and duplication while maximizing clarity. By developing a highly scalable and observable messaging system, we play a crucial role in driving user retention and engagement for millions.Your RoleAs a Senior Backend Engineer, you will help us enhance and scale Miro's messaging and notification capabilities.You will work on high-throughput, event-driven systems that adhere to strict standards for reliability, latency, and accuracy. A strong foundation in software engineering, experience with distributed systems, and a product-oriented mindset are essential, as every notification impacts user trust.You will take ownership of key services, collaborate closely with Product and Platform teams, and establish stable, extensible interfaces that enable Miro teams to deliver meaningful notifications efficiently and securely.Your ResponsibilitiesDesign and implement scalable, fault-tolerant backend services for email and in-app notifications.Develop and enhance event-driven, asynchronous pipelines that process large volumes of product and user events.Create high-quality technical designs and produce clean, maintainable, self-documenting production code.Ensure correctness, idempotency, deduplication, and delivery guarantees across notification workflows.Optimize performance, latency, and scalability while upholding reliability during peak usage.Assume long-term ownership of critical systems and processes.

Are you ready to transform the banking experience? At bunq, we strive to simplify lives and redefine banking for everyone. This is your opportunity to contribute to the future of digital banking, creating the ultimate app experience. Leverage your coding skills to develop and enhance the Bank of The Free, ensuring seamless, secure, and flawless functionality for our users.Take OwnershipAs a Senior Backend Engineer at bunq, you will lead our backend development, providing users and employees with unmatched stability and performance.Collaborate with our product team to design and implement robust backend structures for innovative user-facing features, utilizing technologies such as MySQL, Redis, Elasticsearch, and PHP.Support the growth of our backend team by mentoring junior developers and helping them reach their full potential.Oversee high-availability production systems and assist other departments by developing and maintaining efficient, scalable processes.

Join Studytube as a Backend Engineer in Amsterdam and play a pivotal role in empowering individuals to shape their futures! We are in search of a talented backend engineer to develop and enhance integrations for our clients, working collaboratively with the Integrations team based in Amsterdam.Key ResponsibilitiesAs a Backend Engineer, you will serve as a vital link between Studytube and our clients, facilitating integrations between our platform and their HR systems. A recent challenge involved creating a new password flow for clients without email access, such as blue-collar workers, showcasing the innovative solutions you'll bring to the table. Your creativity is encouraged as you tackle unique integration challenges based on each client's requirements.In this role, your primary responsibilities will include:Developing integrations with external systems.Managing large volumes of historical data to onboard clients effectively.Designing, developing, and maintaining integrations focused on identity management.Continuously enhancing the existing platform with a focus on quality and efficiency.Collaborating closely with fellow engineers, product teams, and customer-facing staff.

airapps is seeking a Backend Engineer to join the team in Amsterdam. The focus of this role is on developing and maintaining software that powers scalable applications and high-performing systems. The backend work directly supports a seamless experience for users of airapps products. Role overview Build and maintain backend systems that enable airapps products to operate smoothly Contribute to the design and architecture of software solutions built for scale Work to enhance system performance and reliability Requirements Experience developing backend applications Interest in creating scalable and efficient systems Ability to design solutions that support a strong user experience This position is located in Amsterdam.

Seeking a new adventure? You’ve found the perfect opportunity.Join our dynamic Amsterdam-based team, comprised of over 90 talented individuals from more than 25 nationalities! We are a diverse group of "Citizens of The World" who share a passion for travel and possess a wealth of skills. Our common goal? To revolutionize the way people explore the globe.We are achieving this with our innovative travel app designed to plan, track, and relive journeys in an intuitive and beautiful manner.With over 19 million users already on board, we believe this is just the beginning. Our ambitious plans for the future call for more talented and enthusiastic individuals to join us on this exciting journey.Curious to learn more about us? Discover more here.Your mission: Lead Backend Engineer at PolarstepsIf you haven't yet explored our app, take a moment to do so; you'll quickly realize how much we prioritize a seamless, high-quality user experience for every traveler. Our app has received impressive ratings of 4.8 and 4.7 on app stores and has been featured multiple times. Moreover, Google has created this fantastic video about us, and we've been mentioned in two of Apple’s WWDC keynote addresses!While we take pride in our remarkable past, we are even more excited about the future. The impact you can make from your very first day is significant, with every contribution affecting over 19 million users. We truly believe in providing our team members with the autonomy needed to perfect their craft while fostering a practical mindset to prevent over- or under-engineering.The travel industry is experiencing enthusiastic and accelerated growth, bringing both opportunities and challenges, particularly within the intricate, multi-layered travel domain. If you thrive on considering user experience, performance, and scalability, along with the inherent challenges of feature development, you’re in for an exhilarating experience with us.Your daily adventuresHere’s what your day-to-day will look like at Polarsteps.You will:Lead the platform team of Senior Backend and DevOps Engineers, establishing clear technical direction and expectations while maintaining close engagement with the code to identify potential issues.

Tebi builds a unified restaurant management system that connects sales, reservations, kitchen prep, payments, and analytics on one platform. The company’s technology supports hospitality teams as they streamline operations and improve service quality. Founded by Arnout Schuijff, co-founder of Adyen, and backed by €50 million from Index Ventures and CapitalG, Tebi already serves thousands of restaurants, cafés, bars, and coffee shops in the Netherlands, the UK, and beyond. Role overview This is a full-time position for recent or soon-to-graduate engineers interested in backend or mobile development. As one of Tebi’s first Graduate Software Engineers, you will join a team where learning and growth are central. The role offers hands-on experience with backend systems that handle financial transactions and real-time data, and the chance to help shape features that support restaurant teams daily. You will work closely with experienced engineers, starting with clear, manageable tasks. Guidance is provided through code reviews and regular feedback. Over time, responsibilities expand as your skills develop. The stack includes Kotlin (for backend and mobile), Google Cloud Platform, and PostgreSQL. What you will do Contribute to the codebase, focusing on backend features with support from senior engineers. Work on well-defined tasks such as fixing bugs, creating small endpoints, and improving services, with opportunities to take on larger projects as you grow. Participate in code reviews and learn Tebi’s coding standards and practices from experienced teammates. Write clean, maintainable code while building skills in testing, version control, and deployment. Join merchant visits to see how Tebi’s platform is used in real restaurant settings. Adopt a learning mindset: ask questions, experiment safely, and develop into a confident backend engineer with support from the team. Requirements Recent or soon-to-be-completed degree in Computer Science, Software Engineering, or a related field. Interest in software development and motivation to build technical skills. Some familiarity with Kotlin or another programming language, along with a basic understanding of backend development concepts. This position is based in Amsterdam.

At Databricks, we are dedicated to empowering data teams to address some of the most pressing challenges in the world, ranging from security threat detection to advancements in cancer drug development. We achieve this by creating and maintaining the world’s most sophisticated data and AI infrastructure platform, allowing our clients to concentrate on the critical challenges inherent to their missions. Our engineering teams design and implement highly technical products that meet genuine, significant needs globally. We operate one of the largest software platforms, comprising millions of virtual machines that generate terabytes of logs and process exabytes of data daily. Given our scale, we consistently encounter cloud hardware, network, and operating system faults, and our software must effectively shield our customers from these issues. The Delta DML team is responsible for the core write-path operations of Delta Lake, the open-source storage layer that underpins the Databricks Lakehouse. Our goal is to provide unparalleled performance and a seamless user experience at an enormous scale, with the majority of data written in Databricks flowing through our platform. We spearhead performance innovations such as Low Shuffle Merge and Deletion Vectors, while actively contributing to open-source initiatives to unify Delta and Iceberg formats. We are looking for an exceptionally skilled and experienced Senior Staff Software Engineer to join our backend team. In this role, you will play a crucial part in designing, developing, and maintaining robust backend systems that support Databricks workspaces. You will be tasked with building the next-generation platform for serving workspace assets, ensuring high queries per second, low latency, and reliable, high-performance systems while proactively addressing future growth challenges. Additionally, as a senior member of the team, you will provide technical leadership, mentorship, and guidance to junior engineers, contributing to the overall enhancement of team coding practices and system designs.

Role overview Creative Fabrica is looking for a Senior Backend Engineer with strong Go experience to help shape the foundation of its digital platform. The focus is on building and refining scalable backend services that power a growing creative marketplace. What you will do Collaborate with a talented team to design, develop, and maintain backend systems using Go Support the reliability and efficiency of backend services as the platform expands Share ideas and technical solutions to enhance user experience and add new platform features Address challenging technical problems in backend development Location This role is based in Amsterdam, North Holland, Netherlands.

Join bunq and be part of the transformation in the banking sector! We are dedicated to simplifying banking experiences and redefining the essence of financial services. As a Backend Engineer, you will play a pivotal role in delivering an outstanding banking application by ensuring seamless, secure, and efficient functionality for our users. Leverage your coding expertise to enhance the Bank of the Free from behind the scenes.Embrace ResponsibilityAs a Backend Engineer at bunq, you will spearhead our backend development efforts, guaranteeing our employees and users benefit from unrivaled stability and performance.Developing user-facing features.Collaborating with product teams to propose and design backend structures for new features, while supporting other departments through process development and maintenance.Utilizing technologies such as MySQL, Redis, Elasticsearch, and PHP to enhance the Bank of the Free.

airapps is looking for a Backend Quality Assurance Engineer based in Amsterdam. The main focus is on maintaining the reliability and performance of backend systems. Role overview This position works closely with developers to identify and resolve bugs. There is a strong emphasis on improving features and supporting efforts to keep software quality consistently high. Key responsibilities Collaborate with developers to test and review backend systems Spot and document bugs or issues as they arise Contribute to feature improvements by providing feedback and suggestions Help uphold standards for software quality and performance

Are you ready to embark on a journey where your work directly influences the housing market across the Netherlands? Join Funda as a Junior Backend .NET Engineer and contribute to a platform that helps millions of individuals find their next home. You'll gain invaluable experience from seasoned colleagues, develop real features, and witness the immediate impact of your contributions. Rather than joining just another tech firm, you'll play a vital role in enhancing the country's premier housing platform.Your Role at a GlanceImmerse yourself in the dynamic field of backend development, encompassing tasks from creating microservices to optimizing existing systems. You'll be guided by expert engineers who will challenge you to assume greater responsibilities—from your first pull request to deploying your very own features in a live environment.You will work with cutting-edge technologies such as .NET 8, Azure, and Kubernetes, learning to craft code that is not only functional but also scalable, secure, and straightforward to maintain.Your ResponsibilitiesCollaborate with your team to develop backend features for the Funda platform, which may include an API for property data retrieval or integration with mortgage information.Implement small enhancements to existing services and understand how our microservices interconnect.Create unit tests and refine your code based on peer feedback.Assess feature performance and devise strategies to enhance speed and stability.Engage in discussions regarding technical design decisions and learn how to build scalable systems.Become proficient with modern tools such as Azure DevOps, Docker, and Kubernetes.Explore Our Engineering Blog: Tom's career shift from musician to engineer at FundaYour TeamAt Funda, diverse scrum teams are dedicated to enhancing various segments of our platform—from refining the search experience to updating the systems used by real estate agents to manage their listings.We are actively seeking talent for multiple teams. Throughout the recruitment process, we will collaborate with you to identify where your skills, interests, and aspirations align best.