Backend Developer Jobs

Ampa is a pioneering neurotechnology startup developing brain stimulation technology to help eradicate depression. We will improve millions of lives by making this transformative treatment universally accessible. Joining us means you’ll be part of a rapidly growing startup with significant equity op

Als Teil eines agilen Teams entwickelst du alles: Von technischen Lösungen für komplexe Probleme bis hin zur Schnittstellendefinition per OpenAPI Durch deine gute Kenntnis mit mindestens einem gängigen Framework findest du dich schnell in unseren Applikationen zurecht, die abhängig von den Anforderu

Backend Engineer, LeadExpert Platform Manna · Amsterdam · Full-time (40h) Manna runs performance lead generation at scale. We buy traffic on Meta, Google and Native, run proprietary funnels, and deliver qualified leads to enterprise partners across hearing care, home improvement, insurance and meal

About the Role This is a full-time role for a Backend Engineer focused on the architecture and maintenance of high-performance systems. You will be responsible for designing and developing robust, scalable, and efficient backend services that support our "Proof of Reality" mission. Daily responsibil

Role Overview Nakhla is seeking an experienced Senior Backend Developer to take ownership of core backend systems, drive architectural decisions, and help scale the platform as we grow. The ideal candidate is highly skilled in designing distributed systems, building reliable APIs, and creating maint

About Everfield Everfield buys, builds, and grows European vertical market and specialist software companies, providing them with the tools they need to move to the next level. Our mission is to foster ambition, fuel growth, and unlock opportunities for Europe’s software ecosystem. Companies in the

Elixirr Digital is transforming how consulting services are delivered. This role is critical to designing and implementing the backend infrastructure that powers our AI-driven solutions and internal agent platform. As a Senior Backend Engineer, you will leverage modern cloud services (AWS and Azure)

We are looking for an experienced gRPC / API Engineer, Kubernetes Provisioning. This role owns the API layer that connects the Kubernetes lifecycle platform to the rest of the business. What This Person Will Build gRPC and REST APIs for seat/workspace provisioning, deprovisioning, cluster inventory,

We're looking for a Backend Engineer to join our team! Qualifications: Tech Enthusiasts - more important than experience is to have the passion to learn and get out of the comfort zone +4 years of professional experience as a software engineer in software engineering, architecture, and design

Our Data Intelligence team builds backend services that turn data from our SaaS platform into high-value, actionable insights for our customers. We’re transforming the way data is used at Achievers, delivering high-impact, intelligent services that redefine how work gets done. Our tech stack leverag

About the Company Affinidi is a technology company dedicated to changing data ownership for good. We empower businesses and individuals with control and ownership of their data, with a comprehensive approach to managing their holistic identity – accounting for all aspects of their digital foot

Company Description At Alertus, protecting people from harm is our mission and our passion. As the leader in mass notification, we are committed to providing customizable, scalable, and cost-effective solutions, as we know even a few seconds of warning can help save lives during an emergency. Our em

About BlaBlaCarBlaBlaCar is the world’s leading community-based travel app enabling 27 million members a year to carpool or travel by bus in 21 countries. Our team of 800 employees counts over 50 nationalities and is spread across our 5 global offices, 30% working fully remotely. We are looking for

At Optimove, we believe people are capable of more than a single job description. You’re not hired just to fill a position- you’re empowered to shape it, grow it, and make it your own. We call this being Positionless. And Positionless isn’t just our culture. It’s our product. Optimove is the creator

Afresh, the AI platform for grocery, began by tackling the most complex problem in the industry: fresh, and has evolved into the core AI platform for grocers. By leveraging proprietary AI designed for high-volatility environments, we empower partners like Albertsons, Meijer, and Wakefern to drive sm

acemate is building an AI learning & teaching platform for higher and further education institutions. We have strong traction, secured funding and are entering an exciting growth phase. We're looking for a passionate Senior Backend Engineer / Developer to drive our product forward and help us scale.

At Laminar (formerly H2Ok Innovations), we're leading the charge in cleantech innovation, reshaping process industrials and manufacturing to drive operational efficiency and sustainability for our world’s most foundational industries. Powered by our Laminar AI Co-pilot models and state-of-the-art se

About Us In partnership with one of the largest financial conglomerates, we aim to bring the majority of Japanese equities on-chain, creating a secure, transparent, and high-performance trading infrastructure that can support institutional volumes while remaining accessible to retail participants. W

At Roofr, we’re obsessed with our customers. We constantly gather feedback to shape, prioritize, and launch the products they truly need. That’s what makes Roofr’s CRM special. We started by building essential sales tools like aerial roof measurements and digital sales proposals. But when our custom

About PayPay India PayPay, a fintech company providing a service enjoyed by over 70 million users (as of July 2025) merely 7 years since its launch in 2018 in Japan. The company is now home to a very diverse team of members from more than 50 countries. We grew to a team of severa