8587 backend developer English-speaking jobs in Poland

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What You’ll Actually Do Own the Backend: Design and ship high-performance services in Go and Java that ... The Toolkit: You are a pro in Go and/or Java and have experience shipping production-ready backend services

Remote-friendly · Outcome-driven Want to build backend systems that directly impact revenue - not just ... This is not a typical backend role where you maintain legacy services, close Jira tickets, and disappear ... Your mission: build backend APIs and production-grade agentic AI workflows that help our monetization ... What you'll do Build and maintain backend services in Python Design scalable APIs (FastAPI or similar ... Now we’re building an internal platform that powers our monetization engine - and we’re looking for a backend

We are looking for a Mid/Senior SQL and C# Developer to join the RACr / Lambda Market Data team.

Architect, build, and maintain backend services and REST APIs using Laravel/PHP. ... What you’ll work on You’ll help shape and scale the backend services that power patient and provider ... Job Summary We’re looking for a Senior Backend Software Engineer with deep PHP / Laravel experience to ... Responsibilities Own and lead backend initiatives end‑to‑end: discovery, technical design, delivery, ... Requirements 5+ years building production backend systems, including 3+ years with PHP and Laravel.

Console: we maintain the internal self-service platform that brings together UI and backend tools in ... A developer who believes in "you build it, you run it, you own it," ensures high-quality code

Tech Lead to take technical ownership of our backend platform as it evolves from a consumer-focused ... The backend plays a central role in orchestrating these components: integrating models, managing data ... , on a mission to help everyone reach their full physical and mental potential.We are looking for a Backend ... flows and scaling AI-backed features in production.This role is for a senior, hands‑on backend engineer ... architecture (Python distributed mon + services)Design and operate backend services that integrate with

customer journeys and high-traffic content-driven platforms.We are looking for a Senior Full-Stack Developer ... , and enhancing enterprise web platforms and digital experience solutionsWorking across modern .NET backend

We are looking for a Senior Frontend Developer (React/TypeScript) for our client, based in Kraków and ... Integrate front‑end with secure backend APIs; ensure state management, caching and error handling are

The Role We are looking for an experienced C# .NET Developer (FULL STACK) who will be responsible for ... Responsibilities Implementing solutions in a .NET environment using C# for both frontend and backend

The Role We are looking for an experienced C# .NET Developer (FULL STACK) who will be responsible for ... Responsibilities Implementing solutions in a .NET environment using C# for both frontend and backend

We are looking for a software developer to help design and build a cutting-edge application for investors ... You will be responsible for architecting, developing, and optimizing core backend functionalities while

Project descriptionWe are looking for a Senior Java Developer to help design and build a cutting-edge ... You will be responsible for architecting, developing, and optimizing core backend functionalities while

Project descriptionWe are looking for a Senior Java Developer to help design and build a cutting-edge ... You will be responsible for architecting, developing, and optimizing core backend functionalities while

Integrating React Native with the native Android layer (native modules, bridge) Collaborating with backend ... strong technical expertise and wants to remain hands‑on Can combine the roles of architect, mentor, and developer

Continuously improve system performance, UX, and developer workflows. ... Define technical architecture for both frontend and backend systems, ensuring scalability and stability

What you’ll do Design, develop, and maintain scalable, high-performance C#/.NET Core APIs and backend ... Bachelor’s degree in computer science, engineering, or a related field. 10+ years of experience in backend

We are looking for a Backend Engineer to join our teams in Warsaw. ... developing, and deploying Bolt's growing backend systems. ... Location: Warsaw, Poland As a Backend Engineer, you will be responsible for architecting, designing, ... You will be closely collaborating with key internal stakeholders to determine how to scalably design backend ... tasks and responsibilities: Architecting, designing, developing, and deploying Bolt's growing backend

THE ROLE This is a hybrid DevOps/Backend Engineering role involving cloud engineering, backend systems ... Must-have 5+ years in DevOps, Cloud Engineering, or Backend Engineering. ... Proficiency in at least one backend language (Python, Node.js, Go, Java, etc.). ... Background in refactoring, rewriting, or modernizing backend services. INTERESTED? ... Responsibilities Architect, evolve, and oversee backend infrastructure transformations.

What you’ll do Design, develop, and maintain scalable, high-performance C#/.NET Core APIs and backend ... Bachelor’s degree in computer science, engineering, or a related field. 10+ years of experience in backend