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Qualifications
Strong proficiency in backend programming languages such as Python, Java, or Node.jsExperience with database technologies like MySQL, PostgreSQL, or MongoDBFamiliarity with RESTful APIs and microservices architectureUnderstanding of cloud platforms such as AWS or AzureAbility to work collaboratively in a team environmentExcellent problem-solving skills and attention to detail
About the job
About the Role
airapps is looking for a Backend Engineer to help shape backend systems for our applications. This position is based in the Berlin Metropolitan Area.
What You Will Do
Design and build backend systems that support our products
Focus on scalability and performance throughout development
Location
Berlin Metropolitan Area
About airapps
airapps is a forward-thinking tech company focused on creating innovative software solutions. Based in Berlin, we pride ourselves on our collaborative culture and commitment to excellence. Join us to be part of a team that values creativity and technical expertise.
Have you ever dreamed of being part of a revolutionary change in urban mobility? At Vay, we are redefining transportation by offering a unique service where customers can summon a car at the touch of a button—without a driver inside—thanks to our pioneering Remote Driving technology operating on real public roads.Already operational in Las Vegas, we are rapi…
Have you ever wanted to say, “I contributed to the future of urban mobility”? At Vay, we're not just imagining the future; we're creating it. With our groundbreaking Remote Driving technology, we provide a service where customers can summon a car with a single tap, and it arrives without a driver, navigating real public streets.Currently operational in Las Vegas and rapidly expanding, we are backed by a strategic investment of up to $410 million from Grab. Our mission is straightforward: to replace individual car ownership with a more efficient, cleaner, and door-to-door mobility solution. If you are eager to build something tangible, impactful, and transformative, you'll find your place at Vay.Want to experience Vay firsthand? Use the code VAYCANDIDATE for $10 off your initial ride in Las Vegas! Download the "Vay" app from the Apple or Google Play store and enjoy the ride!What’s happening at VayWe are the pioneers in deploying driverless vehicles on public roads in both Europe and the USA, now operating the second-largest commercial driverless car fleet in the Western world.In partnership with Kodiak, we are integrating our remote-driving technology into autonomous trucks across the US, showcasing our versatility in heavy-duty commercial vehicle applications.Having completed tens of thousands of trips, we are expanding our fleet in Las Vegas to meet surging demand!...And we are set to broaden our reach across the US and Europe soon! Why this role is excitingWe are on the lookout for a proactive and experienced Operational Safety Engineer to play a crucial role in shaping and driving our operational safety standards at Vay.This is a unique chance to take ownership of operational safety for Vay’s remote driving operations on a global scale, building on our existing framework while collaborating closely with a dynamic cross-functional team across Operations, Engineering, Training, and Safety Management. You will work hand-in-hand with the broader Operational Safety function to translate strategic goals into practical execution on the ground, particularly in Las Vegas.In this role, you will oversee safety investigations, promote process enhancements, and ensure that safety principles are ingrained in our daily operations and future scaling initiatives. You’ll significantly contribute to adapting and evolving Vay’s global safety framework to accommodate the growing demands of our operations.
Have you ever dreamed of saying, “I contributed to the future of transportation”? At Vay, we are revolutionizing urban mobility. With just a tap, customers can summon a car—completely unmanned—thanks to our pioneering Remote Driving technology operating on real public streets.Currently operational in Las Vegas and rapidly expanding, we have secured strategic investments totaling up to $410 million from Grab. Our mission is straightforward: to replace private car ownership with an efficient, eco-friendly, door-to-door mobility solution. If you’re eager to create something tangible, impactful, and truly transformative, you’ll find your place with us.Curious to experience Vay yourself? Use the code VAYCANDIDATE for $10 off your first trip in Las Vegas! Download the "Vay" app from the Apple or Google Play store and enjoy!What’s happening at VayWe are the first to introduce vehicles in both Europe and the USA on public roads without a human driver, boasting the second-largest commercial driverless car fleet in the Western World.Our collaboration with Kodiak allows us to implement remote-driving technology in autonomous trucks across the US, demonstrating our capability to integrate our systems into heavy-duty commercial vehicles and broaden the applications of our technology.We’ve already completed tens of thousands of trips and are actively expanding our fleet in Las Vegas to meet increasing demand!And we will soon be expanding throughout the US and Europe! Why this role is excitingSenior System & Safety EngineerThis is a pivotal role at the heart of Vay’s innovation. You will be responsible for the system architecture and functional safety of our Remote Driving platform, influencing the behavior of our vehicles in real-world, safety-critical situations. Operating at the crossroads of hardware, software, and vehicle integration, you will be instrumental in bringing a whole new category of mobility to fruition.What you’ll be drivingYou will take charge of the system and safety framework of our Remote Driving technology, ensuring its reliable and safe performance at scale.
Ever dreamt of declaring, "I played a pivotal role in shaping the future of transportation"? Join us at Vay, where we are revolutionizing urban mobility. With just a tap, customers summon a car that arrives driverless, propelled by our groundbreaking Remote Driving technology operating on public streets.We're making waves in Las Vegas and rapidly expanding, fueled by a strategic investment of up to $410 million from Grab. Our mission is clear: replace personal car ownership with an efficient, eco-friendly, door-to-door mobility solution. If you are eager to create something impactful, tangible, and genuinely transformative, you will thrive in our environment.Curious to experience Vay firsthand? Use the code VAYCANDIDATE for $10 off your first trip in Las Vegas! Download the "Vay" app from the Apple or Google Play store and get started!What’s happening at VayWe are the first to deploy vehicles on public roads in both Europe and the USA without a human driver, currently boasting the second-largest commercial driverless car fleet in the Western world.Our partnership with Kodiak demonstrates our commitment to integrating remote-driving technology into autonomous trucks in the U.S., showcasing the versatility of our tech across various applications.Having completed tens of thousands of trips, we are actively expanding our Las Vegas fleet to meet surging demand!...And soon, we will be extending our reach across the U.S. and Europe Why this role is excitingVay is at the forefront of redefining mobility through innovative teledriving technology. We are on the lookout for a driven Business Development Associate to join our B2B and partnership team. This position directly supports the Director of Business Development in managing Vay’s most strategic and high-impact partnerships. You will find yourself at the confluence of advanced technology, commercial strategy, and intricate negotiations.Your contributions will be vital in scaling Vay’s partnerships with mobility platform companies, OEM integrations, technology partners, and public sector stakeholders. The ideal candidate will excel in project management and communication, thriving in a dynamic, high-stakes environment, with a knack for identifying new opportunities, conducting business modeling, and navigating the technical and regulatory complexities of a deep-tech product to drive successful strategic engagements.
Have you ever dreamed of saying, “I played a key role in shaping the future of transportation”? At Vay, we are redefining urban mobility. With just the touch of a button, our customers can summon a car—no driver needed—thanks to our pioneering Remote Driving technology operating on real public streets.Our service is already live in Las Vegas, and we’re rapidly scaling, backed by a strategic investment of up to $410 million from Grab. Our mission is straightforward: to eliminate private car ownership in favor of a faster, cleaner, and more efficient door-to-door mobility solution. If you are passionate about building something tangible, impactful, and transformative, you’ll find your place with us.Curious to experience Vay yourself? Use the code VAYCANDIDATE for $10 off your first trip in Las Vegas! Download the "Vay" app from the Apple or Google Play store and enjoy the ride!What’s happening at VayWe are the first to deploy vehicles in both Europe and the USA on public roads without a human driver, currently boasting the second largest commercial driverless car fleet in the Western world.Our partnership with Kodiak is pushing the boundaries of remote-driving technology into autonomous trucks in the US, showcasing our capacity to integrate our technology into heavy-duty commercial vehicles and broaden its applications.We have successfully completed tens of thousands of trips and are rapidly expanding our Las Vegas fleet to meet soaring demand!...And we will soon be expanding across the US and Europe Why this role is excitingThis is not your typical CAD desk job. As a Senior Mechanical Engineer, you will take technical ownership of mechanical systems that are designed, built, installed, and validated on actual vehicles as well as remote drive station platforms used in live operations.You will be instrumental in shaping next-generation hardware from the ground up, with direct accountability for transforming innovative ideas into robust, production-ready components. This position combines deep mechanical design expertise with hands-on execution and real-world impact.Additionally, you'll manage the Engineering Change Order process for your systems, ensuring that enhancements progress smoothly from concept to release as the product and fleet scale. If you’re seeking a role that merges in-depth design expertise with hands-on engineering influence, this is the opportunity for you.
Your Role We are seeking a skilled Backend Engineer with a strong interest in telecommunications and a deep passion for software development, particularly in big data technologies. In this role, you will be pivotal in the real-time processing of our data, driving microservices and fostering a fully data-driven environment within the company. This position can be based in our emnify offices located in Berlin or Würzburg, or remotely from Germany or Poland. Your Impact Collaborate within one of our service squads, taking charge of designing, building, testing, and managing components or projects that influence the pricing and charging mechanisms at emnify. Develop APIs and real-time data processing applications utilizing streaming technologies within the Apache Kafka ecosystem, prioritizing scalability and reliability. Engage with a team on core telecommunication functions such as automated product lifecycle management in a modern cloud-based setting. Architect and design aforementioned components to operate on AWS in a scalable manner. As part of a collaborative team, you will be responsible for deploying and managing these applications using CI/CD tools such as Jenkins and Terraform, along with monitoring solutions like Grafana and Prometheus. Your Skills Proven experience in full-cycle engineering from Proof of Concept (POC) to production with JVM-based languages, preferably Scala, as a significant portion of our codebase is in Scala. Demonstrated experience in stream/data processing, cloud computing, and API development. Strong understanding of microservices architecture and design principles. Excellent problem-solving abilities and a proactive approach to challenges. Ability to work effectively within a diverse team.
Join our dynamic team at peec as a Senior Backend Engineer, where you will play a crucial role in building and scaling our backend systems. Your responsibilities will include overseeing complex backend architecture, ensuring reliable delivery of high-quality systems, and collaborating with cross-functional teams to create innovative solutions.Key ResponsibilitiesTake ownership of complex backend systems from scoping to architecture and delivery.Design and develop robust, scalable APIs and distributed systems that enhance product performance.Collaborate with Product, Frontend, and Design teams to implement well-structured backend solutions.Drive innovation in backend technologies, enhancing both architecture and developer experience.Support the evolution of our backend infrastructure and developer tools for rapid scaling.Identify and implement improvements for system performance, reliability, and developer experience.
fiskaly is looking for a Staff Backend Engineer with strong Golang experience. This position focuses on designing, building, and maintaining scalable backend services that form the foundation of fiskaly’s products. Collaboration with colleagues from various teams is a key part of the role, with a shared goal of improving system performance and setting technical standards. Locations Berlin, Germany Madrid, Spain Milano, Italy Vienna, Austria What you will do Design, develop, and maintain backend services using Golang Work closely with teams across disciplines to deliver reliable solutions Drive improvements in system performance Help establish and promote technical quality and best practices within the backend team
About the RoleWe are on the lookout for two highly skilled backend engineers to join our dynamic team in Berlin. You will be instrumental in advancing the development and implementation of our technology, enhancing our capacity to create core backend functionalities, and empowering other teams to utilize this backend for their projects.If you have a passion for creating exceptional products, thrive in a fast-paced environment, and are eager to contribute to the success of an ambitious startup, this is the perfect opportunity for you.Our Tech Stack:Python / FastAPIPostgreSQL / MongoDB / ElasticCloud LLM providers + bare metal GPUsGCPAs an early team member, you will assume significant responsibilities from day one, with the chance to influence our technological architecture and infrastructure.Join one of the most ambitious AI companies today, collaborating with a world-class team of experts in their fields, and experience an incredibly stimulating work environment. In This Role You WillLead the delivery of complex projects, coordinating with cross-functional teams, and ensuring timely completion of essential components.Develop a deep understanding of Reliant's vision and integrate this into your architectural and process decisions in daily operations.Offer insights to refine UI/UX concepts and assist in the planning of backend and infrastructure development.Take proactive responsibility for long-term code quality and architecture. About YouThe ideal candidate will have a proven track record in backend or full-stack development, with a focus on rapid innovation and effective systems design that supports growth opportunities for both the product and the team.To thrive in this role, you should possess the following skills and experiences:5+ years of demonstrated experience in building backend services or distributed systems.Ability to design, develop, test, and maintain backend services and APIs that support product features, including writing robust, production-quality code.Engage in system and service design; contribute to architectural discussions and make informed trade-offs regarding scalability, latency, cost, and reliability.Navigate ambiguity effectively; translate vague or high-level requirements into actionable implementation plans.Collaborate with cross-functional partners including product management, frontend, UX, data, and operations to define requirements, plan implementations, and deliver features.Ensure high code quality by writing, reviewing, and improving unit/integration tests; actively participate in code reviews.
Join commercetools as a Senior Backend Engineer specializing in TypeScript, where you will play a pivotal role in designing and implementing scalable backend services. Collaborate with a talented team to innovate and enhance our platform, ensuring top-notch performance and reliability.
Join our dynamic and innovative team at bitlane as a Senior Backend Developer. We are seeking a passionate software engineer to contribute to our product development journey from conception to deployment and beyond. In this role, you will collaborate closely with project managers and frontend developers to ensure that we meet and exceed our project requirements. The ideal candidate will possess a deep understanding of software engineering principles and industry best practices, delivering clean, maintainable, and error-free code with robust test coverage. You will be responsible for writing automated tests, conducting code reviews, and taking end-to-end ownership of your projects. We value problem solvers with an inquisitive and innovative mindset, ready to leverage their software development skills to create new services. Your role will involve backend development across a variety of projects, ranging from small applications and single-page websites to comprehensive e-commerce systems and complex CRM solutions. If this resonates with your skill set, we look forward to receiving your application!Responsibilities:Collaborate with our software team to design and launch new featuresEnhance our product and codebase with your analytical insightsMaintain our systems at the cutting edge while developing our growing environmentExpand our existing web technology portfolioCreate new microservices using AWS and improve existing onesDevelop and maintain tools for software and data interactionDefine project scope in collaboration with project managersCommunicate your work status and meet deadlines established with project managers
About the Role airapps is looking for a Backend Engineer to help shape backend systems for our applications. This position is based in the Berlin Metropolitan Area. What You Will Do Design and build backend systems that support our products Focus on scalability and performance throughout development Location Berlin Metropolitan Area
About the CompanyAt Affinidi, we are revolutionizing data ownership to empower individuals and businesses. Our technology enables users to take control of their digital identity, ensuring privacy and security while managing their complete digital footprint.We are committed to fostering a trusted ecosystem for decentralized digital identity solutions, allowing seamless data exchange across industries and borders.About the Role:We are looking for a Senior Backend Engineer with expertise in Rust. The ideal candidate will be solution-oriented and possess a strong track record in backend development. You will play a crucial role in our mission to create innovative solutions that enhance data ownership and privacy.
Your ResponsibilitiesTake ownership of backend systems that facilitate thousands of hotel bookings daily.Design, develop, and maintain our core booking infrastructure, ensuring robust integrations with PMS platforms, channel managers, and payment processors.Define and support a resilient API layer that drives our React frontend applications.Enhance engineering standards by demonstrating exceptional system design, effective communication, and technical leadership.Collaborate closely with the founders to influence the long-term architecture and cultivate a strong engineering culture.
About the CompanyAffinidi is a pioneering technology firm committed to revolutionizing data ownership. We empower both businesses and individuals to take control of their data, offering a holistic approach to managing their digital identities while prioritizing privacy and security.Our innovative technology facilitates decentralized digital identity solutions, ensuring that everyone has the right to own and manage their data. We are dedicated to building a trusted ecosystem for digital credentials that enables secure data and service exchanges across various sectors and borders.About the Role:We are looking for a Senior Backend Engineer (Rust) who is solution-oriented and possesses proven experience in backend development using Rust. You will be responsible for designing, implementing, and maintaining robust backend systems that align with our vision of secure, decentralized data management.
Role overview Taktile creates technology that enables banks and fintechs to automate critical decisions, such as credit and risk assessments, in real time. As a Senior Backend Engineer on Team Atlas, the main focus is on developing and maintaining the data infrastructure that powers Taktile’s feature computation platform. This position holds responsibility for the full lifecycle of core backend systems, from initial design through deployment, and plays a key role in shaping the direction of the product. What you will do Design, build, and maintain backend services using Python on AWS, including Lambda functions, DynamoDB, Aurora, and event-driven pipelines that support live production workloads. AI tools are part of the regular workflow. Address complex technical challenges related to latency, reliability, and scalability in backend systems. Take ownership of systems end to end: architecture, implementation, deployment, monitoring, and incident response are all part of the role. Influence architectural decisions and help determine how systems are built, not just what gets built. Contribute to team growth by conducting code reviews, mentoring peers, and improving development tools and processes. Collaborate closely with Product and Design teams to help define new features and guide product direction. Location This role is based at Taktile’s office in Berlin.
Cresta is dedicated to transforming every customer interaction into a strategic advantage by harnessing the full potential of contact centers. Our innovative platform merges cutting-edge AI with human expertise, enabling contact centers to uncover valuable customer insights, streamline conversations and processes, and empower team members to operate more efficiently. Founded by Sebastian Thrun, a visionary from the Stanford AI lab and the mastermind behind Google X, Waymo, and Udacity, our leadership team includes CEO Ping Wu, co-founder of Google Contact Center AI, alongside Tim Shi, an early member of OpenAI. We have gathered a stellar team of AI and machine learning specialists, market leaders, and esteemed investors such as Andreessen Horowitz, Greylock Partners, and Sequoia, along with former AT&T CEO John Donovan. Our esteemed clientele features renowned brands like Intuit, Cox Communications, Hilton, and Carmax, and we have been honored by Forbes and Bain Consulting as one of the premier private AI companies globally. Embark on an exhilarating journey with us as we revolutionize the contact center workforce through AI. The future of work is here, and it begins at Cresta!
We are currently partnering with several cutting-edge startups in search of talented Backend Engineers to enhance their existing teams. Our reputation for delivering excellent candidates through referrals has established our clients as outstanding employers, offering the opportunity to work on exciting projects within dynamic international teams.
At 8returns, we are revolutionizing the e-commerce landscape by addressing the challenges associated with returns—an aspect that can often be frustrating, environmentally harmful, and expensive.We are trusted by some of the fastest-growing direct-to-consumer brands, including OACE, PEGADOR, and GOT BAG, and have gained recognition from iconic brands like Fielmann, Tommy Hilfiger, and Reebok. Our mission is to innovate the post-purchase experience.As a Senior Backend Software Engineer, you will take ownership of key systems that enhance the speed, reliability, and scalability of our product. From APIs to data models and integrations, you will help transform the chaos of returns into effective margin protection. If you have a passion for clean architecture, love deploying new features, and seek true ownership of your work, then this role is tailored for you.
Please note that this position is based in Berlin, Germany — relocation support is provided if required.THE BEST WORK OF YOUR CAREERTrade Republic is Europe’s leading savings platform, operating in 18 countries and trusted by over 10 million customers with more than €150 billion in assets. Our mission is to empower everyone to build wealth by providing easy, safe, and free access to financial systems.Join us and take your career to new heights while working alongside a team of exceptional talent and cutting-edge technology to create a positive impact for millions.WHAT YOU’LL BE DOINGDevelop and test services and products using advanced tools from the JVM ecosystem, including Kotlin, Spring, Vert.x, Hibernate, or jOOQ.Design cloud services with a focus on high availability, low latency, and scalability on AWS.Implement automated software delivery utilizing GitHub Actions, container-based CI/CD pipelines, and Kubernetes orchestration.WHAT WE'RE LOOKING FORA minimum of 5 years of experience in software engineering, particularly within the JVM ecosystem.Proven experience in developing and deploying scalable features in a service-oriented architecture.A strong commitment to delivering reliable, maintainable software through iterative development and continuous delivery.Experience building platform services that support product development (prior experience in platform-focused teams is an advantage).WHY YOU SHOULD APPLY NOWOur culture values ownership, excellence, and high energy. We are dedicated to closing the pension gap and democratizing wealth in Europe. If this resonates with you, we encourage you to apply!We believe that the diverse identities and backgrounds of our team make us more innovative and effective. We are committed to fostering an inclusive environment where everyone feels respected and has equal opportunities to thrive in their careers. For any inquiries about diversity and inclusion during the interview process, please contact your recruitment partner.