Backend Engineer

jobgether is looking for a Senior Backend Engineer to focus on B2B contract solutions. This position involves building and maintaining backend systems that help drive business operations in the Netherlands. Role overview The Senior Backend Engineer will work on services that support B2B contract workflows. Collaboration with the front-end team is a key part of the job, ensuring data moves smoothly and applications respond reliably. What you will do Develop and maintain backend services that manage B2B contract processes Coordinate with front-end developers to support seamless data integration Help improve system performance and reliability Location This role is based in the Netherlands.

Jobgether seeks a Backend Developer to join its Research Group on a B2B contract. This role is located in the Netherlands and centers on supporting research-driven projects that align with business objectives. Key responsibilities Collaborate with the team on projects that advance research and business goals Apply technical expertise to new initiatives Contribute to shaping practical solutions with measurable impact Contract details B2B contract arrangement Position based in the Netherlands

About ClickHouseFeatured in the prestigious 2025 Forbes Cloud 100 list, ClickHouse stands out as a pioneering and rapidly expanding private cloud enterprise. With a diverse clientele of over 3,000 and an Annual Recurring Revenue (ARR) growth exceeding 250% year-over-year, ClickHouse is a leader in real-time analytics, data warehousing, observability, and AI workloads.The company’s remarkable growth trajectory was recently affirmed by a $400 million Series D financing round. In the last quarter alone, major clients such as Capital One, Lovable, Decagon, Polymarket, and Airwallex have adopted or expanded their use of our platform. They join a robust roster of AI trailblazers and globally recognized brands like Meta, Cursor, Sony, and Tesla.We are dedicated to transforming the data utilization landscape for enterprises. Join us on this exciting journey!Be a part of our mission to revolutionize Observability for Developers! We are redefining how engineers monitor, debug, and scale production applications with HyperDX, now integrated within ClickHouse. HyperDX is an open-source platform that seamlessly converts telemetry data into actionable insights. Picture an ecosystem where logs, metrics, traces, and session replays converge to rapidly identify root causes. If you've ever been awakened at 2 AM, frustrated by Grafana, Datadog, or Elastic for not providing the answers you need, you will understand the challenge we are addressing. Now, you have the opportunity to help us tackle this issue.We are seeking a Senior Backend Engineer to assist in building a petabyte-scale, high-performance observability platform with a strong emphasis on creating an exceptional developer experience (the DX in HyperDX).

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 Us in Shaping the Future of Secure Personal Data SharingAt Ockto, our vision is to redefine the standards for simple, secure, and ethical personal data sharing. Integral to essential digital processes such as mortgage applications and rental agreements, we empower individuals to manage and share their sensitive information with absolute confidence.To fuel our next growth phase, we are in search of passionate backend engineers eager to enhance and broaden our service capabilities.Are you someone who:Continuously seeks to expand your knowledge and skills?Is dedicated to delivering high-quality, scalable software solutions?Understands the ethical significance of personal data management?If this resonates with you, you could be the next Ocktonian we want to welcome.The Role: Senior Backend EngineerAs we expand rapidly, we are pushing the boundaries in secure, cloud-native digital services. We’re searching for a Senior Backend Engineer who thrives on innovation and making an impact. You will collaborate with a diverse team, directly contributing to our SaaS platform, utilizing TypeScript and .NET technologies within a public cloud environment.At Ockto, you will experience:An ambitious engineering culture that prioritizes trust, autonomy, and ownership.A team of bright and approachable colleagues who foster knowledge sharing and collective growth.A product delivering genuine societal value—enabling users to manage their personal data securely and effortlessly.Your ResponsibilitiesDesign, develop, and maintain cloud-native backend services that drive the Ockto platform.Contribute to a robust and scalable architecture utilizing TypeScript (Node.js) and .NET Core in a high-security context.Engage in cross-functional teams that emphasize shared ownership, quality, and continuous improvement.

Join Deliverect, a pioneering force in commerce, where our API-first platform is transforming the food and retail industries. We provide businesses with a connected suite of solutions that simplifies operations and enhances revenue streams. Be part of a mission that empowers enterprises to sell seamlessly and deliver effortlessly in a dynamic global market.Department Focus:The Product Department at Deliverect is leading the digital ordering revolution, striving to deliver innovative solutions to the global marketplace. Our talented team of engineers, designers, and product managers are dedicated to creating tools that enable businesses to flourish in an ever-evolving digital landscape, optimizing digital ordering for both delivery and on-premise services. We are committed to crafting user-friendly, reliable, and scalable technology that streamlines operations and elevates customer experiences, playing a crucial role in the success of businesses worldwide. Innovation is at the core of our department, driving every initiative we undertake.Your Impact:As a Senior Backend Developer at Deliverect, you will be instrumental in developing and maintaining our platform’s core services. You will be responsible for building and scaling backend systems that optimize order management and facilitate seamless integrations for our clients. Your contributions will directly influence the stability and performance of our platform, ensuring a dependable experience for thousands of restaurants globally.*This position is a full-time, hybrid role with flexible work arrangements, requiring 3 days in our Amersfoort office and 2 days of remote work.

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.

Role overview jobgether seeks a Senior Backend Developer with advanced Node.js skills for its Netherlands team. This role focuses on building and maintaining server-side applications that support the company’s products and business objectives. What you will do Design and implement scalable backend systems using Node.js Collaborate with teams across disciplines to enhance both user experience and system performance Support the rollout of new features and contribute to projects aligned with business goals Requirements Extensive experience in backend development with Node.js Strong problem-solving skills for tackling technical challenges Ability to work well with others and communicate ideas clearly

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.

At Vio, we envision a world where booking accommodation is seamless, equitable, and straightforward. As one of the fastest-growing travel technology platforms globally, we empower millions of travelers to make informed decisions by comparing accommodations across over 100 booking sites. Our objective is to cut through the clutter of hotel and vacation rental bookings, delivering real value through clarity, transparency, and unwavering support. No gimmicks, no confusion—just exceptional stays booked with assurance. With operations in over 100 markets and expanding rapidly, our mission is to transform how people discover and book accommodations using technology that travelers can trust.About the RoleWe are seeking a Senior Backend Engineer to join our Meta Integrations team at Vio. You will play a crucial role in our expansion across various meta channels, identifying and delivering the best deals to different Metasearch platforms, ensuring our customers secure the optimal offers. The Meta Integrations Team (MINT) is responsible for building, maintaining, and enhancing Vio’s technical integrations with metasearch partners, ensuring our reliable and scalable participation in these channels.We utilize a contemporary technology stack including Go, AWS (ElastiCache, StepFunctions, ECS, S3, etc.), Redis, Snowflake, Terraform, and more. We process vast amounts of data daily and work with numerous suppliers. Our Meta Integrations products are integral to Vio's platform, allowing us to provide the best possible comparisons and offers to travelers worldwide. Consequently, your contributions will directly impact our users and business performance. We operate in a flexible, results-driven, and customer-focused team environment, aiming to deliver value collaboratively while maintaining a balanced approach to bureaucracy.Key ResponsibilitiesDevelop and enhance metasearch integrations—introducing new features and improvements for partner-facing technical integrations, ensuring accuracy and reliability as partner needs evolve.Take ownership of and enhance the core production systems for Meta Integrations—managing essential services, including on-call readiness and driving reliability enhancements over time.Lead system design and technical decision-making to ensure alignment with our business goals and user needs.

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 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.

About UsAt Vandebron, we are revolutionizing the energy sector by prioritizing sustainability and creating a transparent platform that connects consumers directly with local green energy producers. Since our inception in 2014, we have been committed to fostering a sustainable energy future.As we enter Chapter 2 of our journey, our mission is to guarantee 100% availability of green energy - 100% of the time. We are implementing innovative solutions such as flexible wind and solar energy utilization, Smart EV Charging, and advanced energy storage systems, ensuring a proactive approach to shaping a green future.Join us in creating smart energy solutions - that’s Vandebron.The RoleWe are rethinking our technology infrastructure, and we want you to be part of this exciting transition! As a Senior Backend Engineer, you will play an essential role as we move from a Scala/ZIO foundation to a new generation of services built with Kotlin and Spring Boot. You will be instrumental in developing our future-proof platform, creating scalable and high-quality services that drive Vandebron’s mission for 100% green energy.Collaborating within a dynamic, cross-functional team of engineers, designers, and product stakeholders, you will transform complex energy challenges into efficient backend solutions. Our culture promotes knowledge sharing and experiential learning, making it an integral part of our work environment.ResponsibilitiesCollaborate with fellow engineers to design and develop new microservices utilizing Kotlin and Spring Boot.Design and uphold clean, high-performing APIs that cater to our React and React Native frontends.Produce clean, efficient, and well-documented code that meets our product specifications with increasing autonomy.Engage in all phases of the development lifecycle, including writing tests, conducting code reviews, and ensuring the delivery of high-quality software.Contribute ideas and feedback within your team to cultivate a collaborative and productive work environment.

Join our innovative team at dev2 as a Senior Backend Developer specializing in AdTech. In this role, you will be responsible for designing and implementing robust backend systems that drive our advertising technology solutions. You will work closely with cross-functional teams to ensure seamless integration and performance of applications.

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.

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.

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.

airapps is looking for a Backend DevOps Engineer based in Amsterdam. This position centers on optimizing backend systems and supporting the integration of development and operations workflows. Role overview As a Backend DevOps Engineer, the main focus is on maintaining and improving infrastructure. The work involves close collaboration with cross-functional teams to streamline deployment processes and help ensure reliable product performance. What you will do Optimize backend systems for stability and efficiency Work with development and operations teams to improve integration Enhance infrastructure and support deployment improvements Contribute to the ongoing success of airapps products