82 backend developer English-speaking jobs in Białystok

, Backend Developer , or Integration Developer role Strong development experience in Python Good hands-on ... / front-office Requirements: 5 years of experience in software engineering, ideally in a Fullstack Developer ... across investment systems Project description: We are looking for an experienced Aladdin Fullstack Developer

About the Role We are looking for a Senior Angular Developer to join a long-term project within the financial ... standards and processes Requirements 5–6 years of professional experience as a Front-end / Angular Developer ... The role involves close collaboration with backend teams, product owners, and architects in an international ... at least B2/C1 level Nice to Have Experience in financial, banking, or fintech projects Knowledge of backend ... quality through testing (unit, integration) and best practices Collaborate with cross-functional teams (backend

TL;DR • Who: Senior Frontend Developer (Angular) • Contract Type: B2B Framework Agreement • Salary range ... You will be the best fit if you have: • 5 years of experience as a Frontend Developer, with strong expertise ... defining project requirements, to designing, building, and deploying software applications for web, backend ... (e.g., NgRx) and component-based architecture. • Experience with RESTful APIs and integration with backend ... maintaining technical documentation for components and frontend processes. • Supporting integration with backend

TL;DR • Who: Senior Frontend Developer (React) • Contract Type: B2B Framework Agreement • Salary range ... You will be the best fit if you have: • 5 years of experience as a Frontend Developer, with strong expertise ... defining project requirements, to designing, building, and deploying software applications for web, backend ... approaches (e.g., Redux, Zustand, or similar). • Experience with RESTful APIs and integration with backend ... applications (including SSR/SSG when applicable). • Collaborating with cross-functional teams including backend

ABOUT THE ROLE As a Lead Backend Developer (Go/Kotlin), you will play a key role in modernizing a large‑scale ... This role focuses on building resilient backend foundations, influencing architectural decisions, and ... MUST HAVES Bachelor’s degree in Computer Science or related field; 5+ years of backend software development ... Design and develop scalable microservices using Golang for transactional systems and/or Kotlin for Backend‑for‑Frontends

the development and maintenance of modern web applications and backend services. ... This posting is part of a Talent Pool for the .NET Developer role. ... We are seeking a Regular or Senior .NET Web Developer to work on an active client project focused on ... discussions Collaborate with QA, DevOps, and product teams Requirements Commercial experience as a .NET Developer

Svitla Systems Inc. is looking for a Senior Ruby Developer for a full-time position (40 hours per week ... Requirements: 5 years of experience in backend development with Ruby. ... Tech Stack: Backend: Ruby on Rails, Sidekiq; DB: PostgreSQL, Redis; CI/CD: GitHub Actions, RSpec, Jest ... Nice to have: Experience in front-end development with React and TypeScript, or experience in backend

defining project requirements, to designing, building, and deploying software applications for web, backend ... TL;DR • Who: Senior Node.js Developer • Contract Type: B2B Framework Agreement • Salary range: Up to ... You will be the best fit if you have: • 5 years of experience as a Node.js developer, preferably with ... be doing: • Designing, implementing, and maintaining high-quality Node.js applications. • Developing backend

defining project requirements, to designing, building, and deploying software applications for web, backend ... TL;DR • Who: Senior .NET Developer • Contract Type: B2B Framework Agreement • Salary range: Up to 150 ... You will be the best fit if you have: • 5 years of experience as a C#/.NET developer, preferably with ... ll be doing: • Designing, implementing, and maintaining high-quality .NET applications. • Developing backend

Developing backend components and APIs to support scalable software solutions. ... TL;DR • Who : Senior Java Developer • Contract Type : B2B Framework Agreement. • Salary range: Up to ... defining project requirements, to designing, building, and deploying software applications for web, backend ... You will be the best fit if you have: 5 years of experience as a Java developer, preferably with exposure

Main responsibilities: Develop and maintain robust backend services using TypeScript and Node.js. ... Testing: Unit, Integration, and Load testing tools Requirements: 3-4years of professional experience in backend

improvements; Drive architectural decisions and establish patterns that support scalability, reliability, and developer ... ABOUT THE ROLE We are looking for a Middle/Senior Backend Engineer to help architect and scale a modern ... In this role, you will design high-performance backend systems and APIs that process large volumes of ... MUST HAVES 3-4years of software development experience building scalable systems (using any backend

peer reviews, refinements, and continuous feedback loops across a multi-disciplinary team Maintain a developer-first ... Tech Stack Backend: Python 3.1x , Flask Databases : PostgreSQL (Aurora RDS AWS), DynamoDB Infrastructure ... releases via feature flags Responsibilities Design, develop, and maintain scalable finance-focused backend

peer reviews, refinements, and continuous feedback loops across a multi-disciplinary team Maintain a developer-first ... Tech Stack Backend: Python 3.1x, Django 4.x, Django ORM Frontend: React (rarely requests to craft FE) ... releases via feature flags Responsibilities Design, develop, and maintain scalable finance-focused backend

; - Drive architectural decisions and establish patterns that support scalability, reliability, and developer ... In this role, you will design high-performance backend systems and APIs that process large volumes of ... ABOUT THE ROLE We are looking for a Middle/Senior Backend Engineer to help architect and scale a modern ... MUST HAVES - 3-4 years of software development experience building scalable systems (using any backend

Responsibilities Implement and maintain scalable backend services and platform components for the analytics ... Engineering, or a related field. 5 years of professional experience in software development, with a focus on backend

Collaborate with functional consultants, UX/UI designers, and backend developers. ... As a UI Builder Developer, you will focus on creating modern and user-friendly experiences within ServiceNow

Join our team as a Ruby on Rails/ Python Developer at Kruko, a software house specializing in creating ... Responsibilities Designing, developing, and maintaining backend applications in RoR and Python Optimizing

Proven experience as a Java Backend Developer with successful project implementations. ... Demonstrated expertise in designing, developing, testing, and maintaining scalable backend applications ... Responsibilities Participate actively in product design, development, and code reviews, primarily focusing on backend

Proven experience as a Java Back End Developer with successful project implementations. ... Expertise in designing, developing, testing, and maintaining scalable backend applications. ... Responsibilities: Participate actively in product design, development, and code reviews, primarily focusing on backend