48 backend developer English-speaking jobs in Gdynia
Node.js BackEnd Developer
- OPTIVEUM sp. z o.o.
- Gdynia
- August 26
developer Experience with backend frameworks (e.g., Express.js, NestJS). ... Ensure scalability, security, and performance of backend systems. ... Responsibilities Design, develop, and maintain backend services and APIs using Node.js Collaborate with ... Requirements Strong proficiency in Node.js and JavaScript/TypeScript. 4+ years of experience as a backend
Fullstack Developer Net Angular
- Team Up
- Gdynia
- August 5
Strong backend skills with .NET Solid experience with Angular and TypeScript Proficiency in RESTful ... with HATEOAS and frontend technologies: HTML, CSS, JavaScript Hands-on experience designing scalable backend ... Role: Fullstack Developer (.NET Angular) Location: 100% Remote Start: ASAP Contract: UoP or B2B ... Rate: 18 000 – 24 000 PLN We’re looking for a Fullstack Developer to join an international team building ... existing systems and shape technical decisions ✅ Requirements: 5 years of experience as a Fullstack Developer
Senior Fullstack Developer - 100% remote @ AVENGA (Agencja Pracy, nr KRAZ: 8448)
- AVENGA (Agencja Pracy, nr KRAZ: 8448)
- Gdynia
- August 13
For one of our international client we are looking for Senior Fullstack Developer who join the team. ... testing and code reviews For one of our international client we are looking for Senior Fullstack Developer ... The platform combines advanced web interfaces with scalable backend services, integrating modern tech ... Strong experience as a backend engineer using Kotlin or Java in production environments Experience with ... The platform combines advanced web interfaces with scalable backend services, integrating modern tech
Senior Algorithm Developer (Java/Kotlin)
- ipracujzdalnie.pl
- Gdynia
- August 28
Occasionally: Creating a backend application using Azure Function (Kotlin) and MongoDB. ... Senior Algorithm Developer (Java/Kotlin) Join to apply for the Senior Algorithm Developer (Java/Kotlin ... ) role at ipracujzdalnie.pl Senior Algorithm Developer (Java/Kotlin) 4 days ago Be among the first 25 ... applicants Join to apply for the Senior Algorithm Developer (Java/Kotlin) role at ipracujzdalnie.pl ... Senior Algorithm Developer (Java/Kotlin) location: Warszawa, Wrocław, Poznań, Szczecin, Zielona Góra,
Backend Engineer (Python) - Poland
- Delta Capita
- Gdynia
- August 9
Key Responsibilities: Backend Development – Design and develop robust, scalable backend services that ... You will be responsible for designing and implementing scalable, secure backend services for a SaaS platform ... Requirements: Experience with Python (FastAPI) – Proven experience building and maintaining backend services
DataScope Senior Software Engineer (Backend C++)
- LSEG
- Gdynia
- August 28
In this role, you'll be joining our Enterprise Data Solutions as a Backend Developer (C++): serving ... Engineer Team Lead (Java + React), hybrid, Assistant Vice President Senior Fullstack (C# and React) Developer ... Profile / Key Skills: Tech Profile/Required Skills A minimum of 5 years' experience as a C++ software developer ... Join to apply for the DataScope Senior Software Engineer (Backend C++) role at LSEG 1 week ago Be among ... the first 25 applicants Join to apply for the DataScope Senior Software Engineer (Backend C++) role
Senior Fullstack Developer (Java + React) @ Spyrosoft
- Spyrosoft
- Gdynia
- August 7
session monitoring and billing., Build cloud-based integrations between EVs, charging infrastructure, and backend ... We’re looking for a skilled Full Stack Developer to join an innovative project aimed at supporting the ... We’re looking for a skilled Full Stack Developer to join an innovative project aimed at supporting the
Senior Software Engineer (Java) @ Spyrosoft
- Spyrosoft
- Gdynia
- August 7
At least 3 years of experience in Java backend development. ... We’re looking for a Senior Java Developer to join our growing engineering team. ... We’re looking for a Senior Java Developer to join our growing engineering team.
Senior Backend Engineer
- Devopsbay
- Gdynia
- August 5
We use LLMs, but we've reached for tools in multiple disciplines like mixed-integer linear optimization and programming language research. An easy job: We’re building a lot of things from the ground up for the first time. Working at this project is like a research project where you have to ship to intelligent, opinionated customers regularly.
Java Developer
- SolDevelo
- Gdynia
- August 26
The ideal candidate will be responsible for backend development, primarily in Java, and will be tasked ... We are seeking a dedicated and skilled Junior/Mid Java Developer to join our team in Gdynia. ... Requirements Minimum 2 years of experience as a Java Software Developer Good knowledge of Java Knowledge
Lead Software Engineer
- LSEG
- Gdynia
- August 21
President Transaction Management Software Development Lead, Officer Senior Fullstack (C# and React) Developer ... Fullstack/Backend Technologies (Poland Remote) Senior Software Engineer, Fullstack/Backend Technologies ... Technologies (Poland Remote) Senior Software Engineer, Fullstack/Backend Technologies (Poland Remote ... ) Senior Software Engineer, Fullstack/Backend Technologies (Poland Remote) Senior Software Engineer, ... (Poland Remote) Senior Software Engineer, Fullstack/Backend Technologies (Poland Remote) We’re unlocking
DataScope Senior Software Engineer (.NET)
- LSEG
- Gdynia
- August 21
President Transaction Management Software Development Lead, Officer Senior Fullstack (C# and React) Developer ... (Poland Remote) Senior Software Engineer, Fullstack/Backend Technologies (Poland Remote) We’re unlocking ... Engineer, Fullstack/Backend Technologies (Poland Remote) (EMEA) Regular/Senior Fullstack Software Engineer ... Senior Software Engineer, Backend (Poland Remote) Senior Software Engineer with C# | 17-20K Senior Software ... Senior Software Engineer, Frontend (Poland Remote) Senior Software Engineer, Fullstack/Backend Technologies
Senior Backend Engineer Python
- Devopsbay
- Gdynia
- August 23
Required Skills and Competencies: 5 years of experience as a backend engineer using Python , Strong foundation
Senior Backend Product Engineer
- Jit Team
- Gdynia
- August 22
You will optimize for performance, time-to-market, and contribute to backend services that enable new ... While focusing on backend development, you’ll apply product sense to balance performance with scalability ... growth – continuous development of expertise in an environment that values learning Project As a Senior Backend ... and RDS Previous experience in startups/scaleups Experience with integrating AI/ML capabilities into backend ... solutions Applying product thinking to grasp the “why” behind features and their impact Developing robust backend
Mid Backend Product Engineer
- Jit Team
- Gdynia
- August 22
You will optimize for performance, time-to-market, and contribute to backend services that enable new ... While focusing on backend development, you’ll apply product sense to balance performance with scalability ... growth – continuous development of expertise in an environment that values learning Project As a Mid Backend ... and RDS Previous experience in startups/scaleups Experience with integrating AI/ML capabilities into backend ... solutions Applying product thinking to grasp the “why” behind features and their impact Developing robust backend
Senior Java Developer
- Jit Team
- Gdynia
- July 31
Technologies you'll work with Backend: Java 17, Spring Boot 3 Integrations: REST, Kafka Security: ... A developer who is not only technically skilled but also interested in understanding the business domain
Senior Test Automation Consultant
- DCG
- Gdynia
- August 7
Responsibilities: Lead and execute automated frontend testing ( main focus) and backend testing Support
DevOps/Cloud Engineer (Senior/Lead) ID38550
- AgileEngine
- Gdynia
- August 26
Engineer, Fullstack/Backend Technologies (Poland Remote) Senior Software Engineer, Fullstack/Backend ... Technologies (Poland Remote) Senior Software Engineer, Fullstack/Backend Technologies (Poland Remote ... ) Senior Software Engineer, Fullstack/Backend Technologies (Poland Remote) Senior DevOps for Machine ... (Poland Remote) Senior Software Engineer, Fullstack/Backend Technologies (Poland Remote) Senior Software ... ID38563 ($3,000 signing bonus) (fluent Ukrainian) DevOps Engineer (Poland) Senior Software Engineer, Backend
Expert Distributed Systems Engineer Java
- Jit Team
- Gdynia
- August 1
You will build and evolve high-performance backend architectures that ensure reliability, fault tolerance ... What you'll be working on Design and maintain scalable distributed backend systems Build high-performance ... models, fault tolerance, causality) Skills & experience we're looking for 7 years of experience in backend
Senior Full Stack Developer
- NATEK
- Gdynia
- August 15
Our Requirements Min. 6 years of experience as Software Developer. ... Join to apply for the Senior Full Stack Developer role at NATEK 3 days ago Be among the first 25 applicants ... Job Description Join NATEK as a Full Stack Developer and play a key role in designing and delivering