Back End Jobs in Warsaw

This is a remote position. Join Business Web Solutions as a Full Stack Developer (Entry Level) and work on active web projects that reach real customers. The Internship spans 1 to 6 months depending on availability and contribution. Tasks span UI builds API endpoints and database updates using V...

At Tink we deliver open banking solutions as a part of Visa. Were creating the foundations that a new world of finance will be built on. By constantly challenging ourselves to go further and do better were developing the ground-breaking services that businesses will use to revolutionize the way mill...

Design and implement scalable distributed Back-end solutions for a SaaS platform Architect and deliver complex systems focused on accessibility compliance Plan execute and maintain large-scale software delivery pipelines Monitor system health and optimize performance across services Research evaluat...

Design and build high-performance secure Back-end services for our vault and key management infrastructure Develop cryptographic workflows including key generation rotation and secure storage mechanismsBuild robust APIs with comprehensive authentication authorization and rate limitingWrite clean mai...

Position Description:We are looking for experienced Automated Tester to particpate in a team of 2-4 QA engineers to build and execute manual and automated testing for teams working on application development UI updates and/or technical upgrade projects.Job responsibilities:Collaborate with business...

Position Description:We are looking for experienced Automated Tester to particpate in a team of 2-4 QA engineers to build and execute manual and automated testing for teams working on application development UI updates and/or technical upgrade projects.Job responsibilities:Collaborate with business...

Develop test and maintain frontend components with a focus on accessibility.Contribute to the improvement of backend services that power the product youre building.Enhance backend services to better facilitate product development.Build high-quality scalable and modular UI systems for web-based SaaS...

Were looking for a backend-focused software engineer with a strong interest in applied AI to help us integrate LLMs RAG pipelines and agentic workflows into our SaaS products. This role is not about building models from scratch - its about engineering production-grade systems that harness existing A...

As a Software Engineer (Senior/ Principal level) you will contribute directly to the evolution of our core platform enhancing existing features and building new ones using modern technologies such as Java 17 Kotlin Spring Boot and a microservices architecture.Youll take full ownership of the product...

At Tink we deliver open banking solutions as a part of Visa. Were creating the foundations that a new world of finance will be built on. By constantly challenging ourselves to go further and do better were developing the ground-breaking services that businesses will use to revolutionize the way mill...

Design and implement solid scalable and flexible Back-end systems Collaborate with Front-end engineers and QAs to deliver new features together with team members on the client side Maintain a healthy Back-end services and a high level of quality Design and implement unit tests and highly maintainabl...

About the CompanyOur client is aB2B SaaS companythat drives growth for its clients around the world.They are the#1 AI-native platform for Customer Experience and Marketing offering marketers a single platform to deliver unique experiences per person drive profitable growth and unleash peak productiv...

The Generative AI Innovation Center at AWS empowers customers to harness state of the art AI technologies for transformative business opportunities. Our multidisciplinary team of strategists scientists engineers and architects collaborates with customers across industries to fine-tune and deploy cus...

The Generative AI Innovation Center at AWS empowers customers to harness state of the art AI technologies for transformative business opportunities. Our multidisciplinary team of strategists scientists engineers and architects collaborates with customers across industries to fine-tune and deploy cus...

Development is the largest discipline at Endava. Our developers design build and release software products in multiple programming languages frameworks and libraries. Always collaborating with cross-functional project teams our developers are adaptable problem-solvers with a client-oriented mindset....

On behalf of NDA renewable energy assets SD Solutions is looking for a talented Senior Back End Developer to build high-performance low-latency web applications.The ideal candidate will have expertise in our tech stack and proven experience designing solutions that handle significant traffic while m...

Our customer is a payment acquirer driven by technology and bringing innovation to compete with large fintech companies like Stripe Worldpay and others. Their deep understanding of payment processing allows to create solutions for online businesses of every size from new startups to public companies...

Work with our innovative team based in Auckland New Zealand! We are seeking talented individuals excited about the opportunity to learn expand their skillset and support our company in its evolution to a Rust code base.We welcome applications from individuals located internationally seeking remote e...

Work with our innovative team based in Auckland New Zealand! We are seeking talented individuals excited about the opportunity to learn expand their skillset and support our company in its evolution to a Rust code base.We welcome applications from individuals located internationally seeking remote e...

Work with our innovative team based in Auckland New Zealand! We are seeking talented individuals excited about the opportunity to learn expand their skillset and support our company in its evolution to a Rust code base.We welcome applications from individuals located internationally seeking remote e...