2124 backend developer English-speaking jobs in Poland

Drive architectural decisions and establish patterns that support scalability, reliability, and developer ... ABOUT THE ROLE We are looking for a Senior Backend Engineer to architect and build the core systems of ... MUST HAVES 5+ years of software development experience building scalable systems using backend programming

improvements Drive architectural decisions and establish patterns that support scalability, reliability, and developer ... ABOUT THE ROLE We are looking for a Senior Backend Engineer to architect and build the core systems of ... high-performing team MUST HAVES 5+ years of software development experience building scalable systems using backend

improvements; Drive architectural decisions and establish patterns that support scalability, reliability, and developer ... ABOUT THE ROLE We are looking for a Senior Backend Engineer to architect and build the core systems of ... MUST HAVES 5+ years of software development experience building scalable systems using backend programming

improvements Drive architectural decisions and establish patterns that support scalability, reliability, and developer ... ABOUT THE ROLE We are looking for a Senior Backend Engineer to architect and build the core systems of ... high-performing team MUST HAVES 5+ years of software development experience building scalable systems using backend

improvements Drive architectural decisions and establish patterns that support scalability, reliability, and developer ... ABOUT THE ROLE We are looking for a Senior Backend Engineer to architect and build the core systems of ... high-performing team MUST HAVES 5+ years of software development experience building scalable systems using backend

improvements; Drive architectural decisions and establish patterns that support scalability, reliability, and developer ... ABOUT THE ROLE We are looking for a Senior Backend Engineer to architect and build the core systems of ... MUST HAVES 5 years of software development experience building scalable systems (backend programming

Perform integration testing of backend systems in a cloud environment (GCP). ... We are looking for a Senior Java QA Engineer with strong Java skills to join a team focused on backend ... The role involves testing RESTful APIs, gRPC services, and backend systems deployed in GCP/GKE. ... Design, implement, and maintain automated tests for RESTful and gRPC APIs, with a primary focus on backend

You will need to be an expert in backend and frontend development with a thorough understanding of the ... Strong backend and frontend skills where you can demonstrate your ability to apply these technologies ... APIs, React, AWS, Terraform, C# Responsibilities: Designing, writing, testing functionalities for a backend

of backend services that support driver‑centric experiences across platforms. ... Role Overview We are looking for a Senior Backend Engineer to play a key role in the design and implementation ... Backend services process, store, and distribute data, and derive insights from aggregated usage patterns ... knowledge of Kotlin, Java, and Spring Boot, building scalable backend systems Solid architectural skills ... Who are you Strong expertise with hands‑on experience in backend and infrastructure engineering Excellent

Position – how you’ll contribute As an Experienced .NET and Angular Developer, you will contribute to ... Identify, troubleshoot, and resolve backend issues proactively and efficiently. ... Ability to collaborate effectively with backend and DevOps teams to deliver full‑stack solutions. ... Design and develop backend services using Microsoft .NET and Azure cloud technologies, ensuring scalability

scaling moving from legacy patterns to modern architecture Strong background in platform engineering, developer ... The backend and frontend architecture becomes more modular, maintainable, and extensible. ... Deep expertise in Python backend development, with modern frameworks and best practices for scalable ... Lead system‑level design for backend services (Python), frontend architecture (Angular), APIs and integrations

The team designs, builds, and evolves the backend systems that power AI‑driven experiences across the ... agents to LumApps content, with source attribution, reranking, and sub‑agent exploration.Agent Studio Backend ... Engineer: 3–5 years of professional backend experience, solid Python skills, and a strong grasp of Clean ... drive hiring by reviewing technical tests and conducting technical interviews.SkillsProficient Python Backend ... stateful multi‑agent systems and comfortable with real‑time streaming patterns (SSE, AG‑UI protocol).Full Backend

Are you a passionate developer with an agile mindset? ... In practice, you will: Design, implement, test and maintain backend functionality using APL and, where ... You will work as part of an experienced engineering team, contributing to backend development, component ... As a Senior Software Engineer, you will help the team build reliable, maintainable and well-tested backend ... degree in computer science, information technology, or a related field Solid experience with C#/.NET and backend

Are you tired of standard developer roles? ... StratsLab is an elite, developer-driven company where top-tier IT talent meets deep financial expertise ... it to customers' requirements and developing new functionalities & applications.Technical Focus: The backend ... complete freedom in using the software that makes you happy and productive ).Technologies we work withThe backend

Python Backend / Fullstack Architect - E-commerce Migration ProjectFor our international client, RED ... is currently looking for Python Backend and Fullstack Developers to join a large-scale e-commerce transformation

About the roleWe are looking for a Senior Backend Engineer to maintain and evolve the backend platform ... professional software engineering experience.Strong hands‑on experience with Node.js and TypeScript backend ... existing production system independently.What you will doBuild, maintain, and improve Node.js/TypeScript backend ... development.Experience building and maintaining REST APIs, serverless services, and backend integrations.Strong

PyTorch, Scikit‑learn, or Hugging Face Transformers.Experience with scalable ML infrastructure and backend ... engineering, with hands-on expertise deploying models in production environments.Expert‑level Python developer

Measure and continuously improve developer productivity and code quality through AI‑driven workflows. ... What You’ll tackle in the first 6-12 months Lead the effort to break our backend and frontend out of ... What You’ll do Build Critical Systems Own the architecture of key backend and frontend systems within ... Who You Are 12+ years of professional software engineering experience across backend and frontend. 5 ... Set up frameworks for effective cross‑site, cross‑functional collaboration between backend and frontend

In this role, you will design and build high-performance backend systems that power content delivery ... /MongoDB, AWS, Docker, Kubernetes responsibilities : Design and build high-performance, scalable backend ... languages Experience with modern backend frameworks (e.g., Spring Boot or Python-based frameworks) Strong ... as Senior/4+ years of experience as a Mid Engineer Strong proficiency in Kotlin, Python, or similar backend ... platform-wide initiatives requirements-expected : 6+ years of experience building high-performance, scalable backend

The project focuses on building and evolving a set of mission-critical backend services that support ... Responsibilities Design, develop, and maintain enterprise-grade backend services using Java 11+ and