backend engineer nodejs Jobs in Berlin

Who we areMelotech is revolutionizing media and entertainment. We create art through technology for humans to enjoy. In just 24 months, our work has been heard, watched and loved for over 3 billion minutes worldwide.Founded by entrepreneur and investor Soheil Mirpour, we are backed by top VCs Cherry Ventures, Speedinvest and GFC, alongside world-class angels...

Job descriptionWe are looking for a Senior Backend / Fullstack Engineer to join our team and help us build a robust data integration and automation platform around our internal knowledge system, Atlas. This role will focus on backend systems, database design, and API orchestration, with a strong emphasis on data synchronization and workflow automation.You...

About Air AppsAt Air Apps, we believe in thinking bigger and moving faster. We’re a family-founded company on a mission to create the world’s first AI-powered Personal & Entrepreneurial Resource Planner (PRP), and we need your passion and ambition to help us change how people plan, work, and live. Born in Lisbon, Portugal in 2018 and now with offices in...

GeneralMind is a Berlin-based AI startup building an autonomous AI-powered supply chain automation platform. Backed by Lakestar, Leo Capital, and leading angels with $12M raised in January 2026, we're eliminating manual, inbox-driven workflows in enterprise supply-chain operations - automating Sales Order processing, Purchase Order lifecycle management,...

About the job Mercor connects elite creative and technical talent with leading AI research labs. Headquartered in San Francisco, our investors include Benchmark, General Catalyst, Peter Thiel, Adam D'Angelo, Larry Summers, and Jack Dorsey. Position: Software Engineer Type: Contract Compensation: $40–$50/hour Location: Remote Role Responsibilities Build...

About the opportunity About the opportunity We are looking for a Senior Backend Developer who will take ownership of crucial backend engineering activities at Kadmos. As a regulated salary payment provider in the shipping industry, we are building secure, reliable, and scalable financial solutions that empower seafarers and shipping companies worldwide....

About the team: The Commercial Systems and Intelligence squad is a newly formed team within SumUp's Acquisition Mission under the Run & Grow tribe. We sit at the intersection of data, backend engineering, and sales operations, building the infrastructure that powers how SumUp attributes merchant acquisition, calculates commissions, and understands the full...

ABOUT TALON.ONE:   Talon.One is the most powerful incentives engine that unifies loyalty, promotions and gamification into one holistic platform. Backed by enterprise-grade security and scalability, Talon.One empowers companies to build personalized, profitable promotions and loyalty programs using any data. Today, over 250 of the world’s most-loved...

About the Role Join a core infrastructure team at an energy technology company building software for dynamic electricity plans. You will develop backend systems for billing, energy-market communications, and accounting, helping make these services reliable and scalable. What You'll Do • Design backend systems that address complex billing and energy-service...

IntroDo you love traveling and are you ready for new challenges in an ambitious, fast-growing and committed company? Then you've come to the right place!Start your career with us as:Backend Engineer (m/f/x)  Your responsibilitiesTravelcircus is seeking an experienced (4+ years) Backend Engineer (m/f/x) to join the development team. We're looking for...

What we doAt Briink, we’re building AI technology for the global sustainability economy. We work with the world’s largest climate organizations, including CDP and PRI, and multinational companies such as Bayer, Siemens, Commerzbank, E.ON, and Heidelberg Materials.Our technology helps automate how sustainability data is collected, analyzed, verified, and...

What we doAt Briink, we’re building AI technology for the global sustainability economy. We work with the world’s largest climate organizations, including CDP and PRI, and multinational companies such as Bayer, Siemens, Commerzbank, E.ON, and Heidelberg Materials.Our technology helps automate how sustainability data is collected, analyzed, verified, and...

StellenbeschreibungEntwicklung der Recommendation Engine hinter den Homepage-, Produkt- und Outfit-Seiten von ABOUT YOU mit Node.js/TypeScriptBereitstellung offline trainierter ML-Modelle wie Matrix Factorization, Brand Similarity und Image Embeddings in Black-Friday-Skalierung über Valkey, DynamoDB und OpenSearchKonzeption und Umsetzung von...

About the team: The MarTech team builds the marketing and growth systems that help SumUp reach more merchants around the world. We combine backend engineering, data engineering, data science and external marketing platforms to create reliable, scalable solutions that improve conversion, increase operational efficiency and unlock new acquisition channels. Our...

Navan has transformed the corporate travel, payment, and expense landscape by consistently prioritizing user needs. We are seeking a Senior Software Engineer (Backend) for our AI-first engineering team to drive the architecture of a next-generation corporate expense management platform. In this role, you will scale backend systems powering global commerce,...

It’s certainly not another mediocre offer to join a company that is reinventing a wheel for a niche segment that has a “nice” projection. No, not at all! We’ve got a truly demanded product that is being currently used by a number of household name companies, and we are constantly adding more of them. That’s the reason why we are “pitching”...

About the opportunity You will work in the Grow & Engage domain—the heart of the N26 experience. From initial signup to premium memberships and daily engagement, you’ll work in teams delivering innovative features that serve our customers. We are seeking a Senior Backend Engineer with product-centric​ mindset to join our mission-driven team. As a...

P-1327 At Databricks, we are passionate about helping data teams solve the world's toughest problems — from making the next mode of transportation a reality to accelerating the development of medical breakthroughs. We do this by building and running the world's best data and AI infrastructure platform so our customers can use deep data insights to improve...

IntroDo you love traveling and are you ready for new challenges in an ambitious, fast-growing and committed company? Then you've come to the right place!Start your career with us as:Backend Engineer (m/f/x)  Your responsibilitiesTravelcircus is seeking an experienced (4+ years) Backend Engineer (m/f/x) to join the development team. We're looking for...

Your mission at MercanisAt Mercanis, we are building the Agentic AI Procurement Suite that powers the procurement of tomorrow, digital, transparent, and intelligent.  We are looking for a Backend Engineer who is excited to build modern, reliable backend services and grow their technical expertise over time. You will work closely with senior engineers,...