9028 backend developer English-speaking jobs in Poland

  • Kronia Technologies Inc.
  • Silesian Voivodeship
  • March 9
LogoKronia® is looking for aMid Backend Engineer with focus on backend development, particularly in Java ... As part of our shared services team, you will contribute to the development and evolution of core backend ... You’ll be doing: Design, develop, and optimize scalable shared backend services using Java and serverless ... performance, and development practices The skills you bring: Mid level: 4–7+ years of experience in backend
  • Jit Team
  • Gdynia
  • March 25
As a Senior Fullstack Developer, you will be responsible for designing, developing, and maintaining software ... digital transformation of financial markets Strong full-stack exposure - ability to work across frontend, backend ... design, and event-driven architecture Full-stack mindset with the ability to move across frontend, backend
  • IMMOQEE Sp. z o.o.
  • Warszawa
  • March 14
We are currently in search of a proficient expert to join us as a Full-Stack C# Developer. ... the development and maintenance of applications running various platforms, with a notable focus on backend ... languages and libraries such as HTML/CSS, as well as JavaScript, and frameworks like Node.js Strong backend
  • Netflix
  • Warszawa
  • March 7
You’ll revamp and evolve existing tools and services so they integrate cleanly into developer workflows ... All roles share a strong focus on building high‑impact, user‑facing products and scalable backend services ... Enablement Apps (POSA & DeCap) The Enablement Apps group builds the applications and backend services ... Solid experience with backend development (e.g., Node.js, JVM - Java/Scala/Kotlin, Python, Go, C#, or ... You’ll enhance and maintain core applications and backend services that support our payment and device
  • Ciklum
  • Wrocław
  • March 18
Ciklum is looking for a Senior Fullstack Developer to join our team full-time in Poland. ... ownership team Drive system design and technical decision‑making Use TypeScript to develop scalable backend ... About the role: As a Senior Fullstack Developer, become a part of a cross‑functional development team
  • cerebre
  • Warszawa
  • April 2
Your work will directly influence system performance, scalability, and the overall developer and user ... Ability to reason about execution plans, performance tradeoffs, and backend-aware optimization. ... query performance by identifying inefficiencies in traversal, filtering, projection, aggregation, and backend ... includes optimizing how data is traversed, filtered, aggregated, and executed, with a strong awareness of backend
  • cerebre
  • Wrocław
  • April 2
Your work will directly influence system performance, scalability, and the overall developer and user ... Ability to reason about execution plans, performance tradeoffs, and backend-aware optimization. ... query performance by identifying inefficiencies in traversal, filtering, projection, aggregation, and backend ... includes optimizing how data is traversed, filtered, aggregated, and executed, with a strong awareness of backend
  • cerebre
  • Trójmiasto
  • April 2
Your work will directly influence system performance, scalability, and the overall developer and user ... Ability to reason about execution plans, performance tradeoffs, and backend-aware optimization. ... query performance by identifying inefficiencies in traversal, filtering, projection, aggregation, and backend ... includes optimizing how data is traversed, filtered, aggregated, and executed, with a strong awareness of backend
  • cerebre
  • Kraków
  • April 2
Your work will directly influence system performance, scalability, and the overall developer and user ... Ability to reason about execution plans, performance tradeoffs, and backend-aware optimization. ... query performance by identifying inefficiencies in traversal, filtering, projection, aggregation, and backend ... includes optimizing how data is traversed, filtered, aggregated, and executed, with a strong awareness of backend
  • cerebre
  • Poznań
  • April 2
Your work will directly influence system performance, scalability, and the overall developer and user ... Ability to reason about execution plans, performance tradeoffs, and backend-aware optimization. ... query performance by identifying inefficiencies in traversal, filtering, projection, aggregation, and backend ... includes optimizing how data is traversed, filtered, aggregated, and executed, with a strong awareness of backend
  • ART2HIRE
  • Kraków
  • March 12
LogoDrive meaningful reductions in COGS and latency without sacrificing reliability or developer velocity ... Strong experience with Python and comfort working across the backend stack. ... Collaborate closely with backend, deep learning, and embedded engineering teams to ensure infrastructure ... Architect and maintain scalable, data-heavy backend infrastructure built on Python, FastAPI, Kafka, Docker
  • Svitla Systems
  • Poznań
  • March 5
integration/E2E testing, contract testing, test data management, and eliminating flaky tests to speed developer ... Ensure that all new backend work adheres to these conventions. ... The Staff Software Engineer for Backend Platform Modernization is a pivotal role driving the evolution ... Requirements : Staff-level backend expertise: 8 years building scalable services and APIs with modern
  • Svitla Systems
  • Kraków
  • March 5
integration/E2E testing, contract testing, test data management, and eliminating flaky tests to speed developer ... Ensure that all new backend work adheres to these conventions. ... The Staff Software Engineer for Backend Platform Modernization is a pivotal role driving the evolution ... Requirements : Staff-level backend expertise: 8 years building scalable services and APIs with modern
  • Svitla Systems
  • Gdańsk
  • March 5
integration/E2E testing, contract testing, test data management, and eliminating flaky tests to speed developer ... Ensure that all new backend work adheres to these conventions. ... The Staff Software Engineer for Backend Platform Modernization is a pivotal role driving the evolution ... Requirements : Staff-level backend expertise: 8 years building scalable services and APIs with modern
  • Svitla Systems
  • Wrocław
  • March 5
integration/E2E testing, contract testing, test data management, and eliminating flaky tests to speed developer ... Ensure that all new backend work adheres to these conventions. ... The Staff Software Engineer for Backend Platform Modernization is a pivotal role driving the evolution ... Requirements : Staff-level backend expertise: 8 years building scalable services and APIs with modern
  • Svitla Systems
  • Warszawa
  • March 5
integration/E2E testing, contract testing, test data management, and eliminating flaky tests to speed developer ... Ensure that all new backend work adheres to these conventions. ... The Staff Software Engineer for Backend Platform Modernization is a pivotal role driving the evolution ... Requirements : Staff-level backend expertise: 8 years building scalable services and APIs with modern
  • Hyland
  • Poland
  • March 23
Overview We’re looking for a Mid-Level Backend Software Engineer with hands-on experience building Azure-hosted
  • infinivisglobal
  • Poland
  • March 10
Strong Python backend skills. ... Optimize backend services for automation workflows. ... We seek an AI/ML Backend Engineer to develop, deploy, and optimize AI solutions for analyzing call transcriptions
  • Trinetix
  • Poland
  • March 16
Comprehensive medical insurance Trinetix is looking for a skilled MS SQL Developer + .NET. ... Requirements 3+ years of hands‑on experience with MS SQL Server as a SQL Developer. ... Responsibilities Analyzing and improving existing features Developing key product functionality on both DB and backend
  • TechnipFMC
  • Kraków
  • March 12
We are looking for a Tech Lead Full-stack Developer. ... Job Description Lead the design, development, and maintenance of comprehensive backend and frontend ... We are excited to announce an opening for a Tech Lead Full-Stack developer.
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