Backend Developer

1 tydzień temu

Warszawa, Mazovia, Polska SIX Pełny etat 60 000 zł - 120 000 zł rocznie

The SIX Central IT Software Engineering team specializes in designing, developing, and continuously optimizing custom applications and integrated solutions using public cloud technologies. We leverage agile methodologies and cross-functional collaboration to deliver robust, scalable, and user-centric applications tailored specifically to meet diverse business requirements. Our expertise ensures high-quality software development with a strong focus on innovation, reliability, and customer satisfaction.

As a (Senior) Backend Developer, you will play a crucial role in advancing our custom developed solutions, leveraging your strong software development expertise and proactive mindset. You will ensure our applications continually meet the evolving needs of internal customers, actively collaborating with stakeholders and team members to identify and implement optimizations.

What You Will Do

  • Lead the design, development, implementation, and ongoing maintenance of diverse applications using modern technologies such as Java, Docker, GitLab, and Azure Cloud.
  • Drive collaboration with team members and internal customers to design, adapt, and optimize custom-developed cloud solutions for diverse projects, including robust public cloud services (IaaS/PaaS).
  • Mentor junior developers in web development, continuously enhancing technical skills and knowledge with a focus on innovation and emerging technologies.
  • Utilize and mentor others in various technologies while emphasizing on customer satisfaction and high-quality delivery.

What You Bring

  • Extensive experience with Java, Spring Boot
  • Nice-to-have experience with Angular
  • Autonomous, quality-focused work attitude, capable of leading and mentoring with a strong emphasis on customer satisfaction and high-quality delivery.

  • Good communication skills in English (both written and verbal). German language skills would be a plus, but not required.

  • Hybrid model up to 40% working from home

  • Private Medical care and life insurance
  • Meal, transportation and electricity allowance
  • Up to 20 days working from abroad / Day for U
  • Access to technical and language learning platforms

  • Lead Front-End Developer React, React Native

    1 tydzień temu

    Warszawa, Mazovia, Polska Kidsview - Developer View Concept Pełny etat 40 000 zł - 60 000 zł rocznie

    O stanowiskuJakoLead Front-End Developerbędziesz:Samodzielnie budował interfejs produktu typu EdTech - aplikacji i dziennika elektronicznego dla edukacji przedszkolnej i szkółDecydować o kierunkach rozwoju architektury front-endowejWspółpracował z zespołem UX/UI i backend, aby dostarczać produkt na najwyższym poziomieWspółpracował z zespołem...

  • Backend Developer

    2 dni temu

    Warszawa, Mazovia, Polska Productiv Pełny etat

    Productiv is a fast-growing US based multinational information technology services company, and we are seeking a Backend Developer to join the team.We are actively seeking a skilled Back-end Developer with expertise in , TypeScript, and NestJS to design and implement secure and scalable APIs and services. Your experience will play a crucial role in driving...

  • Adobe Backend Developer

    4 dni temu

    Warszawa, Mazovia, Polska MarkJames Search 🌍 Pełny etat

    Job Title:Adobe Backend DeveloperLocation:Poland (Remote or Hybrid, Poland-based only)Start Date:January 2026Contract Details:6 Months Contract, Freelance / B2B ContractWorking Hours:Monday to Friday, 40 hours per weekAbout the role:We are seeking a highly skilledAdobe Backend Developerto support enterprise-level projects starting inJanuary 2026. This is a...

  • Backend Developer

    1 tydzień temu

    Warszawa, Mazovia, Polska GamingB2B - GB2B Pełny etat

    We're Expanding the GamingB2B TeamGamingB2B is a fast-growing startup building next-generation infrastructure and technology solutions for the iGaming industry — and we're looking for an experienced Backend Developer to join our core development team.What you'll do:You'll play a key role in designing, building, and scaling our backend systems that power...

  • Senior Backend Developer

    1 tydzień temu

    Warszawa, Mazovia, Polska BNP Paribas Pełny etat 60 000 zł - 120 000 zł rocznie

    Join our AI ML Platform team as a Senior Backend Developer to design and build scalable microservices using Golang and Python. You will work in an Agile environment, collaborating with cross-functional teams to deliver high-performance backend solutions that power our AI-driven financial systems, including NLP, Agentic AI, and MLOps capabilities.Senior...

  • C# Backend Developer

    1 tydzień temu

    Warszawa, Mazovia, Polska Square One Resources Sp. z o.o. Pełny etat 60 000 zł - 110 000 zł rocznie

    The company manages large-scale advertising investments and provides advanced services in digital marketing, and innovative technology solutions. Acting as the central hub for several international agencies, the organization plays a key role in driving data-driven marketing strategies worldwide.C# Backend DeveloperYour responsibilitiesDevelop and maintain...

  • Senior Backend Developer

    1 tydzień temu

    Warszawa, Mazovia, Polska BNP Paribas CIB Pełny etat 60 000 zł - 120 000 zł rocznie

    Join ourAI ML Platform teamas aSenior Backend Developerto design and buildscalable microservicesusingGolang and Python. You will work in anAgile environment, collaborating with cross-functional teams to deliverhigh-performance backend solutionsthat power ourAI-driven financial systems, includingNLP, Agentic AI, and MLOpscapabilities.Senior Backend Developer...

  • Senior Backend Developer

    2 dni temu

    Warszawa, Mazovia, Polska PSE Innowacje Pełny etat

    Senior Backend Developer (AI Developer)PSE Innowacje Sp. z o.o. poszukuje kandydatów na stanowiskoSenior Backend DeveloperMiejsce pracy: Wrocław/WarszawaNr. ref.: ZAM_REKRUT/HI/2025/129Podstawowy zakres obowiązków na stanowisku:Eksploracja API określonych stron internetowychImplementacja nowego systemu do archiwizacjiEkstrakcja tekstu z dokumentów w...

  • Backend Developer

    1 tydzień temu

    Warszawa, Mazovia, Polska ALAB laboratoria Pełny etat 40 000 zł - 80 000 zł rocznie

    ALAB laboratoria Sp. z o.o. to ogólnopolska sieć laboratoriów diagnostycznych. Istniejemy na rynku od kilkunastu lat i wykonujemy 45 mln badań rocznie. Mamy ponad 800 Punktów Pobrań materiału diagnostycznego i ok. 70 laboratoriów we wszystkich województwach w Polsce, a w naszej ofercie jest ponad 3500 różnych badań.W swojej pracy często...

  • Backend Developer

    1 tydzień temu

    Warszawa, Mazovia, Polska SIX Pełny etat 60 000 zł - 90 000 zł rocznie

    SIX drives the transformation of financial markets.What sets us apart drives us ahead: between local roots and global relevance, we are a unique blend of tradition and future, of foundation and growth. We value bright minds and inspire them to grow with their ideas. Come and shape the future of finance with us. (Senior) Backend Developer Warsaw | Working...