9192 backend developer English-speaking jobs in Poland

We are looking for a Senior Backend Developer to join our Optimization Team at Programmers Force. In this role, you will focus on optimizing backend systems for performance, scalability, and efficiency while working on large-scale, high-traffic workloads. Your responsibilities will include refactoring backend code, improving database queries and indexing, troubleshooting bottlenecks, and collaborating with cross-functional teams to scale backend architecture. You will ensure systems remain secure, reliable, and efficient while mentoring junior team members and enhancing test coverage. The ideal candidate has 4+ years of backend development experience with strong expertise in PHP (Laravel), Node.js, Python, MongoDB, and relational databases (MySQL, PostgreSQL). You should also be proficient in API development (REST/GraphQL), performance optimization, Docker, Git, and CI/CD practices. Experience with Redis, RabbitMQ, AWS/Azure, and backend security best practices will be considered a plus.

Senior Backend Developer (Python) IRC267772 Join to apply for the Senior Backend Developer (Python) IRC267772 ... Join to apply for the Senior Backend Developer (Python) IRC267772 role at GlobalLogic Description Our ... role at GlobalLogic Senior Backend Developer (Python) IRC267772 2 days ago Be among the first 25 applicants ... (Junior) Back-end Developer (.NET) | Deloitte | Poland Senior Full Stack Developer (Remote, Contract) ... Frontend Developer (Angular) – Remote @ ViaBill Junior Software Engineer - Cross-platform C++ - Multipass

; BackEnd Developer (Go); Golang Developer; Backend Engineer) to design and optimize high-performance ... opened our exclusive IT & Marketing hub in Warsaw (Wola) and are looking for a Golang Engineer (Go Developer

; BackEnd Developer (Go); Golang Developer; Backend Engineer) to design and optimize high-performance ... ; BackEnd Developer (Go); Golang Developer; Backend Engineer) to design and optimize high-performance ... opened our exclusive IT & Marketing hub in Warsaw (Wola) and are looking for a Golang Engineer (Go Developer ... opened our exclusive IT & Marketing hub in Warsaw (Wola) and are looking for a Golang Engineer (Go Developer

Join to apply for the Senior Backend Developer (Java) role at 300Brains Continue with Google Continue ... with Google Join to apply for the Senior Backend Developer (Java) role at 300Brains About Us We are ... an international, Polish-American company called Senior Backend Developer - Java FULL REMOTE About Us ... What We Expect From You At least 5 years of experience as Backend Java Developer Strong expertise with ... experience Knowledge of Python, .NET or Go What Will You Do With Us Design and Develop: Build and maintain backend

We seek a highly skilled and motivated Senior Backend/Serving Developer to join our growing Samsung Ads ... As a Backend Developer, you will contribute to development and buildout of components of Samsung’s Ads ... At least 4 years of commercial experience in developing cloud based, backend oriented services. ... Websockets responsibilities : Design, architect, and develop robust, scalable, and high-performance backend ... resolve issues, bugs, and performance bottlenecks, ensuring the reliability and scalability of the backend

We are looking for an experienced Backend Developer to join our. ... Join to apply for the Backend Developer role at CGI 3 weeks ago Be among the first 25 applicants Join ... to apply for the Backend Developer role at CGI Get AI-powered advice on this job and more exclusive ... Software Engineer (L5) — Developer Platform Internship: Front-End Developer (all genders) Warsaw, Mazowieckie ... Candidates should have 4+ years of fullstack or backend development hands on experience Must have skills

Join to apply for the Tech Lead Backend Developer role at NATEK Continue with Google Continue with Google ... Join to apply for the Tech Lead Backend Developer role at NATEK Get AI-powered advice on this job and ... Job Description We are looking for Tech Lead Backend Developer who is going to join project within banking ... Developer who is going to join project within banking industry. ... with Google Continue with Google Continue with Google Job Description We are looking for Tech Lead Backend

Must Have: Primary skills for Backend Developer would be development experience in .Net & Azure. ... Developer Location: Poland, Remote Is it Permanent/ Contract: open for both Is it Onsite/Remote/Hybrid ... Contract Role: (600 - 700) PLN/Day Permanent Role: (7000 - 9000) PLN/Month Job Details: Roles: Dotnet Backend

On behalf of NDA, Mobile Payment Platform , SD Solutions is looking for a talented Senior Backend Developer ... We are looking for a highly skilled Senior Backend Developer with solid experience in Java (primary) ... Stay up to date with backend trends and best practices. ... Requirements: 5+ years of backend development experience in production environments. ... You will be responsible for designing, building, and maintaining backend systems that power our web and

Backend Developer to join our remote Financial Crimes Risk Management team. ... Join to apply for the Backend Developer with Go, Python role at Sii Poland We are seeking a motivated ... Your tasks Build and maintain efficient, scalable backend systems Design and manage high-performance ... version control Requirements Bachelor’s or Master’s in Computer Science or related field 5-8 years of backend

We are looking for an experienced Backend Developer to join a long-term project focused on the development ... Senior Backend Developer (Node.js, Nest.js, Typescript) Your responsibilities Design and implement robust ... backend services using TypeScript and Node.js Work within a microservices architecture to build distributed ... and Node.js Hands-on experience with Nest.js Understanding of modern web development principles and backend

About the Role We are seeking a Senior React Developer with a solid understanding of Java backend technologies ... developers to integrate APIs and deliver end-to-end features Contribute to backend development using ... requiring strong frontend expertise while also being comfortable contributing to microservice-based backend ... implement modern, responsive user interfaces using React and MicroFrontend architecture Collaborate with backend ... React.js Solid understanding of MicroFrontend and Microservices architecture Basic experience with Java backend

As a Backend Developer, you will be part of a transformative initiative delivering a modern Banking-as-a-Service ... As a Backend Developer, you will be part of a transformative initiative delivering a modern Banking-as-a-Service ... The project focuses on building scalable, high-quality backend systems that meet business objectives ... The project focuses on building scalable, high-quality backend systems that meet business objectives

Join to apply for the Senior Backend Java Developer role at Citi 3 days ago Be among the first 25 applicants ... Join to apply for the Senior Backend Java Developer role at Citi Get AI-powered advice on this job and ... required to focus on delivery of the work, ensuring a robust design Citi is looking to hire senior developer ... Developer (all genders) Full-Stack Engineer (L4) - Customer Success Platform Warsaw, Mazowieckie, Poland ... $1,500.00-$3,000.00 2 days ago (Junior) Back-end Developer (.NET) | Deloitte | Poland Warsaw, Mazowieckie

As Backend Developer, you will contribute to development and buildout of components of our customer’s ... At least 4 years of commercial experience in developing cloud based, backend oriented services. ... What You Will Do Design, architect, and develop robust, scalable, and high-performance backend systems ... new markets, and improve customer experiences About the Role We seek a highly skilled and motivated Backend ... resolve issues, bugs, and performance bottlenecks, ensuring the reliability and scalability of the backend

About the job As a Backend Developer, you will play a key role in building and maintaining our CMS/Commerce ... websites and Azure microservice backend, ensuring impactful digital services for Coloplast consumers ... Your responsibilities • Backend related development supporting the digital roadmap for Coloplast customers ... Requirements • Experience working in a agile development team with a diverse set of roles. • 3+ years of backend ... platforms. • Deliver working high-quality code. • Align with frontend developers to ensure cohesion between backend

systemWindowsAbout the projectAs a Backend Developer, you will be working for our client – a global ... Backend Developer – Investment TechnologyMiejsce pracy: WrocławTechnologies we useExpectedPythonGitLabJenkinsDockerKubernetesOptionalReact.jsVue.jsAngularAWSOperating

We're looking for a Backend developer to join our team and participate in building our IGaming platform ... Join Our Team as a Middle Software Engineer (Backend)! ... , SBT Infrastructure (developer usage): Docker, Kubernetes, Istio, Google Cloud Platform, OTEL Git and ... Our technology stack: Microservice architecture Backend: Rust, Scala Data serialization: Protobuf Cargo

We are seeking an experienced Senior Backend Developer with a minimum of 6 years of expertise in developing ... Responsibilities Backend Development: Build and maintain scalable backend systems and APIs using Java ... backend systems using Java and Spring Framework . ... Cloud Integration: Deploy and optimize backend services on Google Cloud Platform (GCP) .