backend developer

Inspekt AI is hiring a Senior Backend Developer to join our team and help build and maintain a leading SaaS platform for property inspection. You will focus on clean, efficient code, robust architectures, and long-term maintainability, avoiding technical debt.We value developers who take pride in quality work and who thrive in an innovative, international...

Profil Software seeks a backend developer skilled in Python and Django to design and implement robust API interfaces and scalable services. You will work with Django ORM, REST frameworks, and containerization with Docker in a Linux environment, supporting international clients.Bonus experience with Celery, GenAI integrations, and CI/CD pipelines is welcomed....

Veeam Software in Warsaw, Poland, seeks a Senior C# Developer to design and build robust backend solutions for processing large data volumes. You will contribute to integrating Veeam products into BaaS offerings, including Veeam Data Command Center, Veeam Service Provider Console, and Veeam VDC Azure/Entra ID services.You will own major components, shape...

Capgemini Poland is seeking an experienced Senior Java backend developer to design and build robust services using Java and Spring, with a strong focus on microservices, REST APIs and performance. You will collaborate with DevOps on cloud infrastructure (GCP, Terraform), write unit and integration tests (JUnit, Mockito), and contribute to architecture and...

Logifuture seeks a Senior .NET Framework Backend Developer to own the full software lifecycle, building and maintaining applications, systems, databases, and infrastructure. You will drive improvements, mentor teammates, draft technical docs, and deliver robust APIs.The role emphasizes on-call rotation, staying current with technologies, and collaborating...

We're looking for Senior Python Developer to join our client's project - Strong senior-level Python backend development experience - Hands-on Apache Airflow + Google Cloud Composer experience - Strong GCP / data platform experience - Hands-on Pydantic experience - Strong REST API development/integration experience - Airflow: DAGs, operators, sensors, hooks...

Doist is seeking a growth-oriented intern or junior .NET developer to join an agile, international team. You should have solid C# basics and a strong desire to learn, taking ownership of tasks and understanding how your code works under the hood.Expect to work on developing backend tasks in .NET, APIs, and system integrations, with mentors guiding you. You...

Exclusive Networks Poland SA is looking for a Global Backend Developer in Kraków. The role involves creating and maintaining critical business applications in JavaScript or TypeScript, working with global IT teams to design scalable solutions that meet business needs.Qualified candidates should have 3–5 years of experience in a B2B environment and...

General info: Model of work: hybrid (3 days work from office Warsaw) Type of contract: B2B, long-term cooperations Rate: up to 160 PLN nett vat/ hour Introduction & Summary Looking for an experienced Backend Developer with a strong focus on testing and a willingness to engage in a blended capability role. This position offers the opportunity to work within...

Ryanair Labs is seeking a talented Backend Developer to join our new digital development team in Wrocław. You will collaborate with product and development teams to build, modify and support applications, websites and interfaces across channels, driving digital transformation and innovation.The role offers a hybrid work model (2 days in the Wroclaw office)...

ipracujzdalnie.pl is seeking a PHP Developer to join our client's education-focused team in Gdańsk. You will design, implement, and deploy scalable backend features for educational applications and ensure code quality with SOLID principles and clean coding practices.You'll work with Symfony, MongoDB, and REST/GraphQL APIs, participate in code reviews,...

Visa Hunt is looking for a Java backend developer to design, develop, and maintain server-side logic and APIs. You will work with SQL/NoSQL databases, integrate APIs, and implement security best practices across scalable web applications.The role requires 4+ years of Java experience, strong problem-solving and communication skills, and English proficiency...

Mid Java Developer We are looking for a Mid Java Developer (3–5 years of experience) to design and build scalable, high-performance backend services and APIs within a modern tech environment. Requirements: Experience: 3–5 years of commercial backend development with strong proficiency in Java and Spring Boot. Tech Stack: Backend: Java 21, Spring Boot,...

INFUSE in Poland is looking for a Senior Python Backend Developer with proven experience in building scalable and maintainable microservice systems. This role involves developing databases and backend APIs, integrating internal and third-party APIs, and collaborating with various teams to meet business needs. The ideal candidate should have expertise in...

We are looking for a Java Developer Mid for an opportunity to join and be part of the creation of a center of excellence for a leading multinational fintech company. The project's work model has been updated to 2 days per week in the office in Lisbon and 3 days working from home. Required qualifications: The candidate must have at least one higher...

Ox Security secures the AI-driven SDLC from prompt to production. We eliminate critical, real-time risks from AI code generation through cloud runtime by doing what conventional tools can’t: unifying development and cloud context to stop vulnerabilities right at the source. At OX, we’re building the future of cybersecurity for the AI era. If you’re...

Visa Hunt is looking for a motivated .NET Developer to join a cross-functional team delivering cloud-native features for the platform. You will work with Architects, Product Owners, Developers, DevOps, and QA Automation Engineers to build scalable backend services using C#, .NET, and AWS databases.This role suits someone who values clean, secure code and...

Vistex Inc. is expanding its team in Łódź and is looking for a skilled developer with over 3 years of experience in C#, .NET Core, and ASP.NET Core. The role involves designing, developing, and maintaining backend application components, RESTful APIs, and contributing to project success in a collaborative environment. Candidates should possess a...

Link Group is seeking a Senior Back-end Developer with strong Docker and Kubernetes experience to own security-focused backend lifecycle management. You will work with development, DevOps and security teams to ensure secure, reliable services are built, tested and deployed to standards.You will contribute to architecture discussions, manage dependencies with...

Sii Poland is seeking an experienced Senior Java Developer to join a team building a modern enterprise data integration platform. You will design and deliver scalable backend services, microservices, and event-driven integrations supporting global logistics processes.The role emphasizes modernizing legacy applications, applying Domain-Driven Design, and...