Senior Backend Developer at Speakap | Amsterdam

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 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.

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.

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.

At Databricks, we are dedicated to empowering data teams to tackle some of the world's most challenging problems — from realizing the future of transportation to speeding up medical innovations. We achieve this by developing and managing an exceptional data and AI infrastructure platform that enables our clients to leverage deep data insights for business enhancement. Founded by engineers and driven by a customer-centric approach, we eagerly embrace every opportunity to confront technical challenges, ranging from designing next-generation UI/UX for data interactions to scaling our services and infrastructure across millions of virtual machines. And we’re just getting started.As a Senior Product Manager on the Lakeflow Jobs team, you will play a crucial role in shaping the future of data-aware orchestration within the Databricks Data Intelligence Platform. The Jobs feature is Databricks’ built-in orchestrator, managing hundreds of millions of workloads weekly with an impressive 99.95% reliability rate. This system powers ETL, AI/ML, BI, and streaming workloads for thousands of clients. Your primary focus will be on enhancing control-flow capabilities, authoring experiences, and observability features that empower customers to productionize workflows with best practices such as source control, code promotion, and system observability.This position requires a profound understanding of orchestration workflows, data pipelines, and service reliability. You will collaborate closely with engineers, designers, field teams, and customers to define the product roadmap, drive adoption, and ensure that Jobs remains the leading orchestration platform for modern data and AI teams.The impact you’ll have:Define strategy & roadmap: Establish vision and priorities across orchestration, triggers, authoring, and observability. Transform customer needs into features and integrations that promote Lakeflow Jobs adoption.Drive metrics & observability: Set success metrics for adoption, engagement, and developer efficiency. Utilize data to inform roadmap decisions and enhance the product experience.Collaborate cross-functionally: Work alongside global engineering, field engineering, solution architects, and external partners to deliver significant features and integrations.Champion customer needs: Engage with numerous customers to understand their experiences and advocate for features that minimize friction in authoring, monitoring, and orchestrating workloads.Own the product lifecycle: Document PRDs, release notes, and user manuals, and lead launches that resonate with our vision.

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.

At Databricks, we are dedicated to empowering data teams to tackle the most challenging problems in the world—ranging from transforming transportation technology to expediting medical innovations. By creating and managing a premier data and AI infrastructure platform, we enable our clients to leverage profound data insights to enhance their operations. Born from engineering expertise and driven by a customer-first approach, we eagerly confront technical challenges, whether it's crafting next-generation UI/UX for data interaction or expanding our services across millions of virtual machines. Our journey has just begun.As an Engineering Manager, you will lead your team in constructing infrastructure and products for the Databricks platform at scale. Our diverse teams are focused on various domains:Managing resource infrastructure that supports extensive big data and machine learning workloads on the Databricks platform in a scalable, secure, and cloud-agnostic manner.Developing reliable, scalable services and client libraries that handle vast amounts of data on the cloud across multiple geographic regions and cloud providers.Creating tools that empower Databricks engineers to operate their services seamlessly across different cloud environments.Building services, products, and infrastructure that lie at the nexus of machine learning and distributed systems.

Join us at Databricks, where our mission is to empower data teams to tackle some of the world's most significant challenges — from revolutionizing transportation to accelerating medical advancements. We achieve this by developing and operating the premier data and AI infrastructure platform, allowing our customers to harness profound data insights to enhance their businesses. Founded by engineers and driven by a customer-centric philosophy, we eagerly embrace every chance to overcome technical hurdles, whether that's crafting next-generation UI/UX for data interaction or scaling our services across millions of virtual machines. And this is just the beginning. Unlike conventional enterprise software, we create and build innovative SaaS products that delight all stakeholders: decision-makers, administrators, and end-users. As a Senior Fullstack Software Engineer, you will collaborate closely with your team and product management to deliver exceptional user experiences. Here are a few of the dynamic teams you could become a part of: SQL Analytics Console: This new product provides Databricks customers with a top-notch experience for Business Intelligence (BI) and executing SQL workloads directly on the data lake. Our team develops the console for SQL Analytics, where users configure, manage, and monitor their SQL usage.Jobs and Workflows: This team supports all asynchronous customer workloads for Databricks, which constitute the majority of our usage. As this demand has surged, we have restructured the system to enhance stability and scalability, while also introducing exciting new features for advanced workflows and customer observability. This team combines frontend, backend, and reliability engineering skills across various projects.Developer Ecosystem: Focused on enhancing the development experience and best practices with external tools, we oversee the core open-source components of the developer ecosystem: the SDK, CLI, and Terraform.Apps Developer Experience: This team is dedicated to making application development on Databricks seamless and enjoyable. We have built an SDK and services tailored for app developers, including our AppKit. Our Codegen sub-team develops tools that ensure apps function perfectly from the start. We are also working on an MCP server for Cursor/Claude Code and developing Skills.

P-1345 As the Staff Product Manager for the Databricks Runtime team based in Amsterdam, you will play a pivotal role at the crossroads of query processing, storage, infrastructure, and data governance—integral elements of the Databricks data intelligence platform. In this capacity, you will cultivate a thorough understanding of modern cloud infrastructure, data governance solutions, and open-source components while actively gathering requirements from customers. You will spearhead the launch of features that transform how customers handle petabytes of data daily, streamlining their ability to extract value from their data. This role encompasses the full spectrum of product management, from conceptualization to execution. You will engage with customers to understand their needs, craft long-term product strategies, define product roadmaps, collaborate with engineering to bring those products to life, and liaise with various internal stakeholders (both pre- and post-launch) to guarantee product success.

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 Databricks as a Senior Technical Product Manager where you'll collaborate with product managers, engineering teams, and technical field organizations to create exceptional user experiences through innovative features. In this role, you will concentrate on one of two vital product areas: OLTP Databases Contribute to the evolution of our transactional database capabilities, ensuring they meet the performance, reliability, and scalability demands of modern applications and AI-driven agents. Data Governance Play a key role in ensuring effective governance of data assets, enabling secure access, compliance, and visibility across the organization. This includes supporting AI-driven use cases, like agent-based access through MCP or similar technologies. Your responsibility will be to thoroughly understand both functional and non-functional requirements, such as performance, scalability, security, and compliance, and how customers currently meet these challenges. You will assess the implementation of these workloads on the Databricks Data Intelligence Platform and identify opportunities for enhancement. Acting as a liaison between technical field teams and product and engineering, you will use insights from customer PoCs, benchmarks, and real-world applications to inform product decisions and ensure effective communication of product improvements back to the field. Your Impact Identify and drive meaningful product enhancements in your area of expertise. Establish and execute performance benchmarks (focusing on OLTP) or governance best practices and reference architectures (focusing on governance). Shape and prioritize a significant product roadmap. Support go-to-market strategies and facilitate product adoption. For governance focus: Develop processes and mechanisms for how AI agents can securely and compliantly access the Databricks Data Intelligence Platform. What We Seek 5+ years of robust technical experience. A strong sense of empathy for customers across the full spectrum of Data Platform users. Deep domain expertise in one of the following areas: Transactional databases (OLTP), cloud-native databases, or distributed systems. Data governance practices.

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.

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.

P-1320 At Databricks, we are dedicated to empowering data teams to tackle the most pressing challenges facing the world today. From revolutionizing transportation to advancing medical innovations, we achieve this by developing and maintaining the leading data and AI infrastructure platform. Our customers leverage deep data insights to enhance their operations and drive growth. Founded by engineers who are obsessed with customer success, we eagerly embrace every opportunity to address technical challenges — whether it’s creating next-gen UI/UX for data interactions or scaling our services across millions of virtual machines. We’re just getting started! Unlike conventional enterprise software, we craft modern SaaS products that bring satisfaction to all stakeholders: decision-makers, administrators, and end-users alike. As a Fullstack Software Engineer, you will collaborate closely with your team and product management to deliver exceptional user experiences. Here are a few teams you might join: SQL Analytics Console: This innovative product offers Databricks customers a superior experience for Business Intelligence (BI) and executing SQL workloads directly on the data lake. Our team develops the console for SQL Analytics, enabling users to configure, manage, and monitor their SQL activities. Jobs and Workflows: This team supports all asynchronous customer workloads for Databricks, which constitutes the majority of our usage. As this demand has surged, we have reengineered the system for enhanced stability and scalability, while also introducing exciting new features for advanced workflows and customer observability. Our projects encompass a diverse skill set, including frontend, backend, and reliability engineering. Developer Ecosystem: Focused on improving the development experience, this team governs the core open-source components of our developer ecosystem, which includes the SDK, CLI, and Terraform. Neon Backend as a Service: Responsible for transforming Neon.com into more than just a database, this team provides essential services that empower developers and AI agents to build full-stack applications seamlessly on our platform (auth, data API, email, etc.). Our focus is on designing the foundational elements that will drive the next generation of AI agents and developer workflows.

P-1319 At Databricks, we are driven by a passion for empowering data teams to tackle some of the world’s most challenging problems — from realizing the next mode of transportation to expediting groundbreaking medical advancements. We achieve this by developing and maintaining the premier data and AI infrastructure platform, enabling our clients to harness deep data insights to enhance their operations. Founded by engineers who prioritize customer needs, we embrace every opportunity to address technical challenges, whether that involves crafting next-generation UI/UX for data interaction or scaling our services across millions of virtual machines. And this is just the beginning. Our Developer Experience team is committed to ensuring Databricks engineers are both satisfied and exceptionally productive. We create the tools, processes, and infrastructure that significantly enhance engineering velocity as Databricks continues to grow. The ideal candidate will possess a blend of technical proficiency in various language toolchains (Scala, Rust, Python), build systems (particularly Bazel), compilers, version control systems, testing, and most importantly, a passion for improving developer experiences, complemented by a practical approach to delivering results incrementally.

At Databricks, we are dedicated to empowering data teams to tackle some of the most pressing challenges in the world — from pioneering the next generation of transportation solutions to fast-tracking medical advancements. Our mission is fulfilled through the development and operation of a world-class data and AI infrastructure platform, enabling our customers to leverage deep data insights to transform their businesses.Founded by engineers and driven by a strong customer focus, we enthusiastically embrace every opportunity to confront technical challenges, whether it’s innovating next-generation UI/UX for data interfacing or scaling our infrastructure across millions of virtual machines. Our journey has just begun.Our engineering teams are tasked with creating highly technical products that address significant real-world needs. We manage and operate one of the most extensive software platforms, consisting of millions of virtual machines, generating terabytes of logs and processing exabytes of data daily. At our scale, we frequently encounter cloud hardware, network, and operating system faults, and our software must adeptly shield our customers from these issues.Unity Catalog serves as our platform's native unified and open governance solution for data and AI, breaking down silos, simplifying governance, and accelerating insights at scale. We are seeking a Senior Staff Software Engineer to lead the technical efforts for Unity Catalog Runtime Enforcement. This role involves building and fortifying the runtime enforcement layer for Unity Catalog, ensuring secure, consistent authorization, and data access across Databricks compute, engines, and cloud environments. This initiative aims to minimize incidents and streamline customer decisions by harmonizing enforcement semantics.

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.

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.

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.