1235 backend developer English-speaking jobs in Kraków

As Senior Backend Developer (.NET), you join a team of talented engineers and developers working together ... Requirements: 6 years of experience in backend development, with a strong focus on .NET using C#. ... Key Responsibilities: Develop, optimize, and maintain backend services and APIs that power our logistics ... Design and implement scalable and high-performance solutions using C#/.NET and other modern backend technologies

About the Role Join as a Senior Backend Developer (AdTech) to help build a next-generation advertising ... ; Drive architectural decisions and establish patterns that support scalability, reliability, and developer ... platform powered by scalable backend systems, real-time data processing, and distributed architectures ... MUST HAVES 5 years of software development experience building scalable systems (backend programming

Position overview We are seeking a highly skilled Full Stack Developer with deep expertise in Golang ... (backend) and React/TypeScript (frontend). ... Contribute to UI/UX improvements and ensure seamless integration between frontend and backend. ... Responsibilities Design, develop, and maintain backend services using Golang and frontend applications ... Requirements Strong, in-depth knowledge of Golang Experience delivering complex backend systems from

exposure to modern mobile technologies flexible cooperation model (B2B) If you are an experienced iOS Developer ... services and APIs collaborate with backend and product teams ensure high code quality and follow best ... mobile applications implement new features based on business requirements integrate mobile apps with backend

Collaborate with cross-functional teams including product managers, designers, and backend engineers. ... maintaining scalable mobile applications while collaborating closely with designers, product teams, and backend ... We are looking for an experienced Android Native Developer to join our client’s mobile development team ... and Senior Developer Rate: 120 – 135 PLN/net/h VAT (B2B contract) Start date: depending on candidate ... presence required – approximately 6 days per month at the client’s office Two open vacancies: Regular developer

Collaborate with the backend development team to ensure seamless integration between frontend and backend ... Minimum of 3 years of experience as a Frontend Developer. ... We are looking for a Front-end Developer TechnipFMC is a dynamic and innovative energy provider that ... We are currently seeking a Front‑end Developer on a B2B contract to join our team and help us continue

Collaborate with the backend development team to ensure seamless integration between frontend and backend ... We are looking for a Front-end Developer. ... Minimum of 3 years of experience as a Frontend Developer. ... We are currently seeking a Front-end Developer on a B2B contract to join our team and help us continue

React on the frontend and C# .NET Core on the backend. ... About the Role We are seeking a highly experienced Senior Full Stack Developer with deep expertise in ... stack applications using React, C#.NET Core, and supporting technologies. • Build high-performance backend

of our backend systems. ... We are looking for a Senior Backend Engineer to join our engineering team and take meaningful ownership ... Architect and evolve the application backend — designing APIs, data models, and service boundaries with ... What we’re looking for 5+ years of professional backend engineering experience, with a strong track

Basic Qualifications 2+ years of experience writing commercial backend code.

This is a highly technical, hands-on role focused on designing and owning core backend infrastructure ... Your Responsibilities Design, build, and own backend systems that transform raw enterprise data into ... We are seeking a Senior Backend Engineer with strong experience in building data-intensive, production-grade ... You will play a key role in shaping the platform from the ground up, working across data pipelines, backend ... a scalable, maintainable platform architecture Required Qualifications 5+ years of experience as a Backend

*The role* We are looking for a Senior Backend Software Engineer to design and build scalable backend ... In this role, you will help shape the technical direction of backend systems within the tribe, drive ... services Help shape the architecture and technical direction of backend systems within the tribe Drive ... during onboarding and everyday HR interactions *What you will do* Design, build, and maintain scalable backend ... Experience building large-scale SaaS platforms Exposure to AI or LLM integrations Our Tech Environment Backend

The role Senior Backend Software Engineer to design and build scalable backend systems that power critical ... You will help shape the technical direction of backend systems within the tribe, drive complex initiatives ... services Shape the architecture and technical direction of backend systems within the tribe Drive technical ... during onboarding and everyday HR interactions What you will do Design, build, and maintain scalable backend ... Experience building large-scale SaaS platforms Exposure to AI or LLM integrations Our Tech Environment Backend

Designs, builds, and maintains data pipelines for marketing signals between Remitly and ad partners. Implements features within a Lakehouse architecture to support attribution, audience segmentation, and ad spend optimization. Writes code in SQL, GoLang, and/or Spark (Scala) and collaborates with engineers, analysts, and marketing stakeholders.

.## What you bring to the role:Basic Qualifications:* 2+ years of experience in writing commercial backend

**Job Title**Senior Backend Engineer**Job Description**Minimum compensation: starting from 18 000 PLN

Responsibilities Analyze the existing backend architecture and codebase to identify technical debt, ... services to address identified architectural or performance issues Develop and maintain backend APIs ... Python Proficiency: Practical experience with Python for backend logic or data processing (this is a ... development experience Strong experience with NodeJS and modern backend frameworks Cloud Infrastructure ... team in evaluating the current data model, APIs, and data processing logic Implement improvements to backend

management and communication skills Ability to work independently while integrating with a wider team of API/backend ... We are seeking a motivated and self-driven React Native Mobile Developer for app development for both ... You’ll be the sole mobile developer on the project, working closely with a wider technical team that

developer frontend developer fullstack developer mobile developer technical leader architect automated ... Senior Backend Engineer (Python) Miejsce pracy: Kraków Technologies we use Optional Ruby Python JavaScript ... PostgreSQL Vue.js React.js About the project As a Senior Backend Engineer, you will play a pivotal role ... a dynamic development team, sized between 3 to 9 members, dedicated to craft scalable and resilient backend ... code "from scratch" you focus on product development you focus on code maintenance agile Team members backend

We are looking for Scala Developer on behalf of our client: Work mode: Remote Contract: B2B contract ... Remote work Tech stack: Scala React / Node AWS Kubernetes (K8S) Key responsibilities: Build and enhance backend ... onboarding of new technical resources by sharing best practices and tooling Requirements: Proven Scala/backend