Praca backend engineer pow. Warszawa, Mazowieckie

Company Description SmartRecruiters transforms hiring for the world’s leading enterprises. We deliver an AI-powered hiring platform built for global scale, automating and optimizing the entire talent acquisition process. More than 4,000 companies, including LinkedIn, McDonald's, VISA, CD Projekt Red, Allegro rely on SmartRecruiters to build winning teams. In 2025, SmartRecruiters joined SAP, the...

Job Description The project is an advanced digital twin platform that unifies all energy and climate-relevant data into a single, comprehensive solution. It is designed to support all stakeholders involved in the energy transition by providing precise, data-driven insights and decision-making tools. Through a modular architecture, the platform addresses the most critical challenges of the energy...

AirHelp has been transforming air passenger rights across the globe - now we’re expanding that mission to rail travel . We’re building a new European railway compensation product designed to help passengers claim what they’re owed quickly and seamlessly. With a proven model in one market, the next step is to scale fast across Europe . We’re looking for a Senior Backend Software Engineer to help...

About Shapespark: Shapespark is at the forefront of delivering immersive 3D visualizations of architecture through web browsers, offering real-time exploration experiences. As part of the Glodon Group, we're expanding our engineering team while maintaining the agility of a small company, free from the usual startup risks. The Role: We are seeking a Backend Engineer with expertise in cloud...

Senior Backend Engineer Miejsce pracy: Warszawa Technologies we use Expected Kotlin Java Spring Boot PostgreSQL Kafka Docker Kubernetes AWS GitHub Grafana Honeycomb About the project You’ll join the Sell Online Tribe, the group shaping how merchants bring their businesses to life online. We design and build tools that help millions of entrepreneurs, from barbers to bakers, sell their products and...

Backend Java Engineer Miejsce pracy: Warszawa Technologies we use Expected Java Spring Boot Micronaut Kubernetes Docker AWS Kafka About the project Work with a game-changer in the Banking-as-a-Service (BaaS) space! Our client is redefining embedded finance through a powerful BaaS platform that helps leading UK brands offer seamless, fully integrated banking experiences. Backed by one of the...

Senior Backend Javascript Engineer Miejsce pracy: Warszawa Technologies we use Expected Node.js JavaScript AWS SQL About the project Are you a skilled software engineer passionate about backend technologies and cloud infrastructure? Join us as we build a cutting-edge Tech Hub in Warsaw for a global leader in online deferred payments, a rapidly growing startup transforming how people shop and pay...

Senior Backend Engineer – Go / EKS / WebSockets & Reverse Proxy (IoT at Scale) Miejsce pracy: Warszawa Technologies we use Expected Go EKS Kubernetes AWS Optional DataDog IoT Operating system macOS Linux Your responsibilities Design, implement, and operate backend services in Go that manage millions of persistent WebSocket connections Own and evolve the reverse proxy layer that routes traffic...

Overview At Calimala.ai, we are redefining the way companies hire top talent through our innovative AI-driven hiring platform and expert recruitment services. Our client, a tech startup based in the UK is seeking a dynamic Gen-AI Backend Engineer who is experienced with Python and FastAPI to join our innovative team and drive enterprise-grade backend solutions. This role is designed for...

About Kalepa: Commercial insurance is a trillion-dollar industry run out of Microsoft Outlook. Kalepa is upending this. Our state-of-the-art AI Copilot platform empowers underwriters to make smarter, faster, and more accurate decisions. Our AI is designed to deliver real results - insurers literally see massive improvements to their top and bottom lines as soon as they implement Copilot. That’s...

We’re currently seeking a passionate freelance Senior Cloud Backend Engineer with experience with Golang to join our projects ASAP. As a freelancer cooperating with intent, you'll have the opportunity to work on diverse IoT projects, leveraging your expertise in backend and cloud technologies. About intent intent has over 15 years of experience in conceptualizing, designing, and building apps for...

Senior Backend Engineer - Node.js About the Role We’re on a mission to decode blockchain complexity and transform the onboarding experience for financial institutions. As a Senior Backend Engineer, you’ll play a pivotal role in pushing our performance and scalability to new heights while solving real-world problems with plenty of room for innovation. We are developing a top-tier company that...

Role: Senior Backend Integration Engineer (.NET / Azure Functions) Location: Remote, with occasional visits to the office in Krakow. Industry : Banking Type of contract: B2B Start: ASAP Summary: We’re building a team. New Project: Customer Services module of MS Dynamics 365. The primary goal of the role is to build and implement an AI integration with Zoom that enhances the client interaction...

Join the Java Engineering Team at a top N. American Bank Are you a skilled Java engineer who thrives on building high-performance systems? Do you love working with smart people on meaningful technology? Want to work on large systems that power real-time trading across global markets? If so, read on. The Role at a Glance Senior Java Backend Engineer Fully remote for a top N. American bank (for...

Hybrid role based in Warsaw, Poland We are looking to hire for this role on a B2B consultancy agreement, while still providing all the benefits outlined in the job description. Role Overview If you're a tech freak with an insatiable curiosity for cutting-edge technologies, join Uncapped and become a driving force behind the next generation of groundbreaking startups. We're looking for engineers...

Senior Backend Engineer We are looking for an experienced Senior Backend Software Engineer to join our teams in Warsaw. Bolt engineering teams are working on unique product challenges: complex algorithms for demand prediction, optimal real-time pricing, routing, fraud detection, distributed systems and much more. Location: Warsaw, Poland About the role As a Senior Software Engineer, you will...

4 days ago Be among the first 25 applicants Direct message the job poster from Adecco IT Recruitment Specialist @ The Adecco Group | IT Recruiter, Non-IT Role overview: Job title: Backend Software Engineer Employment Contract: Location: Warsaw Poland Hybrid A leading lottery product engineering group is seeking for a skilled and 5+ experienced Backend Software Engineer to join their...

This position is based at our friendly office in Warsaw and you will join our GenAI team. It consists of AI engineers, a team architect, product owner and a development manager. The team focuses on selecting, integrating and configuring multiple AI tools available on the market to build conversational AI solutions and other AI solutions for BEC and BEC customers. We are passionate about...

Join to apply for the Senior Backend Engineer role at BlueThrone . Fully remote with flexible hours, unlimited time off, and the chance to design products used by millions of people. About BlueThrone At BlueThrone, we scale indie mobile products into global powerhouses. With 80M+ downloads, 20M+ MAU, and $14M+ ARR, we rewrite the rules of mobile scaling. We’re a lean, high‑performing team...

Join to apply for the Senior Backend Engineer (Europe) role at Kalepa Join to apply for the Senior Backend Engineer (Europe) role at Kalepa Get AI-powered advice on this job and more exclusive features. About Kalepa: Commercial insurance is a trillion-dollar industry run out of Microsoft Outlook. Kalepa is upending this. Our state-of-the-art AI Copilot platform empowers underwriters to make...