45 Backend Engineer Jobs in Kraków, Poland

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• Job Description Developing the backend and mathematical models for Game in the Box solutions, including implementation of game logic, compu…
• Qualifications 2–3 years of commercial backend development experience (e.g. Java/Kotlin/TypeScript/Node.js or C#) Strong mathematical skill…

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• We're a small, fast, high-ownership team, and we're looking for a Senior Backend Engineer to make Cloudinary work for agents…
• Work across a polyglot backend — Node.js/TypeScript for the agent tooling layer, with Ruby/Rails and Go in the core platform.

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• Qualifications At least 8 years of backend engineering experience or demonstrated exceptional talent.
• Experience with Rust, Ruby on Rails, or DevOps-oriented infrastructure.

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• 3+ years of experience building scalable distributed backend systems .
• We are looking for a highly skilled Senior Backend Developer to join our Supply Chain technology team, focused on building…

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• Design and implement robust, scalable, and secure RESTful APIs; Develop applications on embedded platforms, integrating closely with hardwa…
• 5+ years of experience with Golang in a production environment; 5+ years of experience working with relational databases (RDBMS) such…

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• We are looking for a motivated Backend Engineer to design, develop, and maintain scalable backend services and APIs.
• Qualifications 2+ years of experience in software engineering , with a strong focus on backend development.

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• The job in short We are looking for an experienced Backend Engineer to strengthen our team that will leverage AI-assisted…
• You have a solid background in software development including design; You live in Kraków or nearby area and you are…

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• We operate in a DevOps philosophy.
• We practice continuous integration, delivery, and support of our code through to production and beyond.

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• We are looking for a Senior Backend Engineer to strengthen our team.
• How about you You have a solid background in software development including design; You are able to communicate clearly and…

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• A Software Engineer in this team will help build and maintain these AI-powered capabilities using Java/Spring Boot and Python, develop…
• Collaborating with product managers and data scientists to translate business requirements into technical solutions.

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• Senior Tech Software Engineer Backend We are seeking a skilled and motivated Backend Engineer to join our IoT Platform team.
• Strong experience in backend development using languages such as Python or Node.js, with solid understanding of modern software design prin…

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• Senior Software Engineer - Backend (Store Rollout & Observability) Overall, the team builds a robust, distributed deployment part of the…
• As a Senior Software Engineer, you will design, build, and operate the observability capabilities that provide visibility into deployment w…

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• Backend Engineer with experience as a developer and architect of C++ applications.
• As our Senior Software Engineer, you will: Work within a Linux environment to research, design, test, implement, deploy, and maintain…

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• Partner across our backend and frontend stacks with backend, mobile, web, and content teams, and mentor other engineers through code…
• About the role: Join us as a Senior Software Development Engineer (SDE III) on Remitly's Global Experience Platform team!

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• We’re seeking a Software Engineer II (Backend-leaning Full-stack) who is passionate about building reliable, scalable systems that bridge c…
• As a Software Engineer II on the Access Control team, you will design, develop, and maintain the backend services that…

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• See the direct impact of your efforts on the FinTech landscape (with 120+ deployments per month) We are looking for…
• You'll be contributing to financial solutions that affect over 2.5 million people (handling 60+ million requests daily and managing dozens…

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• Your Tasks Design and development of new software features using AI powered tools and systems with programming language agnostic approach.
• Opportunity to take part in out-of-project activities – for e.g., supporting our recruitment processes as an interviewer, taking part in…

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• What we’re looking for: Strong experience with Python for backend and service development Solid knowledge of data structures, APIs, and…
• As a Senior Python Developer, you will play a key role in building scalable platforms and services that enable AI‑driven…

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• Develop scalable backend infrastructure that powers Voice AI experiences for thousands of customers.
• Who You Are: You are a pragmatic backend engineer who enjoys turning advanced machine learning capabilities into reliable production system…

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• As a Senior Python Engineer you will be responsible for building and deploying applications using standard build tools.
• Familiar with front-end technologies in Angular, TypeScript, and JavaScript.

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• Who we are looking for Full - Stack Application Developer with a strong emphasis on the services layer (backend/API, integration,…
• Strong testing discipline: unit testing and integration testing Familiarity with CI/CD, code quality tools, and modern DevOps practices.

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• Meet the Job As a Senior AI Applied Software Engineer you are a technical cornerstone of your squad.
• Frontend Expertise: Strong skills in Angular and TypeScript .

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• How you’ll add value Drive the implementation of technical initiatives to improve the quality of our product Partner with Product…
• We're looking for an experienced software engineer to be a part of one of our Consumer Product teams.

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• Your Expertise Backend Engineering Solid software engineering fundamentals and hands-on experience building backend services or web platfor…
• What is cool about this job As a Software Engineer in Platform Engineering, you will build and operate services that…

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• Drive the team forward: You’ll provide technical leadership, ensuring we’re making smart decisions and addressing tech debt before it becom…
• Full-stack flexibility: You aren’t afraid of React or JavaScript if that’s what’s needed to get a project across the finish…