2193 backend developer English-speaking jobs in Masovian Voivodeship
Executive Assistant and Researcher
- Reef Assistants
- Warsaw
- February 20
- remote work
Join us as a fully remote Executive Assistant and work with the founders of start-ups and CEOs of small to medium companies.
Every workday brings something new, letting you dive into different subjects and expand your knowledge.
In the simplest terms, your job is helping high-level clients make decisions - from small, everyday choices to major business dilemmas.
Staff Backend Engineer
- ITS Partner, LLC.
- Warszawa
- March 16
The Senior Backend Developer will be responsible for designing and implementing scalable, high-load backend ... services.What You’ll Do:Design and evolve backend services that support high-throughput video/audio ... Kafka, MQTT, WebSockets)Strong understanding of networking protocols (HTTP, TCP, UDP, TLS) and backend ... monitoringDrive continuous improvements in performance, fault tolerance, and system health across the backend ... sound technical practices across the teamWhat You Bring:7+ years of experience building distributed backend
Senior Backend Developer (Crypto & Kubernetes Expertise)
- Experis ManpowerGroup Sp. z o.o.
- Warszawa
- March 13
Senior Backend Developer (Crypto & Kubernetes Expertise)
Location: Remote (Europe)Contract Type: B2BRate ... Developer, close to Architect level, to design and build core backend services for the ORA platform. ... You will work on complex backend services that integrate with Key Management Systems (KMS) and modern ... VATProject: Long-term international cooperation
About the Role
We are looking for an experienced Senior Backend ... Key Responsibilities
Design and implement core backend services for the ORA platform
Integrate systems
Tech Lead Backend Developer
- NATEK
- Warszawa
- February 28
to apply for the Tech Lead Backend Developer role at NATEKGet AI-powered advice on this job and more ... Join to apply for the Tech Lead Backend Developer role at NATEKContinue with Google Continue with GoogleJoin ... Developer who is going to join project within banking industry. ... Developer who is going to join project within banking industry. ... back-office systems that need those payment instructions.Job DescriptionWe are looking for Tech Lead Backend
Backend Developer — Data-Oriented
- ART2HIRE
- Warszawa
- March 15
They are now looking for an experienced Backend Developer (Node.js, MongoDB, AI Agents) — Data-Oriented ... Requirements
Strong backend experience with Node.js and modern JavaScript. ... Build backend services in Node.js (JavaScript) and design scalable APIs to power AI features end‑to‑end
Fullstack Developer (.Net) - Log Tooling
- Veepee
- Warszawa
- February 25
DescriptionToday we're looking for a Backend/Full Stack developer to join our Logistics Tooling team ... Job DescriptionToday we're looking for a Backend/Full Stack developer to join our Logistics Tooling ... Join to apply for the Fullstack Developer (.Net) - Log Tooling role at Veepee1 week ago Be among the ... with focus on backend developmentInvestigate, review code, resolve bugs and perform minor front-end ... first 25 applicantsJoin to apply for the Fullstack Developer (.Net) - Log Tooling role at Veepee Job
Senior Backend Developer (Distributed Systems)
- NTIATIVE sp. z o.o.
- Warszawa, mazowieckie
- March 2
Senior Backend Developer (Distributed Systems) Miejsce pracy: Warszawa Technologies we use Expected Cassandra ... PostgreSQL About the project We are looking for a Senior Backend Engineer to join a team responsible
Software Engineer (Backend focused)
- Pubgenius Inc.
- Warszawa
- March 5
We are hiring a backend developer with strong Node.js and AWS experience. ... You will work with at least one other developer and receive support from senior engineers. ... What You Will Do
Build and scale backend services using Node.js and TypeScript
Design and implement
Backend Developer
- Larian Studios
- Warszawa
- March 10
Developer to join the Digital team and help us in crafting and maintaining our website, internal web-based ... RESPONSIBILITIES : Architect and develop scalable backend applications using the PHP / Nodejs following ... Be fully integrated into the entire project lifecycle, ensuring backend expertise is utilized from the ... new projects, the studio that brought you Baldur’s Gate 3 & Divinity: Original Sin 2 is looking for a Backend ... evolution of the technology stack, driving decisions around new tools, frameworks, and best practices for backend
Backend Developer
- RedStone
- Warszawa
- February 19
Step into RedStone – the fastest-growing blockchain startup – as a Backend Developer About Us RedStone ... As a Backend Engineer at RedStone , you’ll take ownership of core components powering our oracle infrastructure
Senior Backend Developer (Scala & Spark)
- Talan Group
- Warszawa
- March 14
Senior Backend Developer (Scala & Spark)Talan is an international advisory group on innovation and transformation ... delivery.QualificationsAt least 7 years of experience in programmingAt least 3 years of experience as Programming backend
SENIOR JAVA DEVELOPER
- PMSolutions
- Warszawa
- March 14
: from 18000 pln to 24000 pln brutto JAVA DEVELOPER BACKEND Gdańsk/ Lodz/Warsaw What you’ll be doing ... SENIOR JAVA DEVELOPER LOCATION: GDYNIA, GDAŃSK, ŁÓDŹ, WARSZAWA TYPE: HYBRID (4 time a month) SALARY ... as Senior Java Developer: -Developing code and assuring code quality, -Cooperating with your team: developers ... PLEASE SEND YOUR CV TO [email protected] with title „SENIOR JAVA DEVELOPER'' In accordance
Backend Developer
- Postclick
- Warszawa
- March 14
Backend Developer will join the Instapage team, working on a PHP 7.2 core platform and over ten Node.js v12 microservices. Responsibilities include maintaining existing products, developing new features, ensuring technology standards, and collaborating with a scrum team. Requires 3+ years of software development experience, PHP/Typescript/Node.js development experience (Phalcon, Express, Nest), and experience with databases (MySQL, MongoDB, ORM). Strong written and spoken English is required.
Backend Developer
- Obligate
- Warszawa
- March 2
Location: Europe (remote position)
We are seeking a Backend Developer to help design, build, and operate ... indexing using ethers.js
Blockchain event ingestion using Moralis Streams
Contribute to DevOps and developer ... Responsibilities
Design, build, and maintain backend services using TypeScript and NestJS. ... As a small, highly technical team, we are looking for someone who is backend-leaning but comfortable
Backend Developer (Node.js)
- Fundraise Up
- Warszawa
- March 14
Join to apply for the Backend Developer (Node.js) role at Fundraise UpJoin to apply for the Backend Developer ... Developer (Node.js/TypeScript)We’re unlocking community knowledge in a new way. ... Developer, you will be a key architect of the engine that powers our global platform. ... increase your chances of interviewing at Fundraise Up by 2xSign in to set job alerts for “Back End Developer ... standalone SPA), donor, organization, and partner portals, admin tools, and several internal apps.Our backend
Python Backend Engineer
- Creotech
- Warszawa
- February 20
We’re looking for a Backend Python developer interested in optimizing our internal Python tooling, which ... Experienced with Git Experienced CI/CD methodology; Proficient in Python and familiar with other backend
BackEnd (Node.js) Developer
- Moon Active
- Województwo mazowieckie
- February 27
As a BackEnd Developer, you will be working in a scrum team implementing new features and improving existing ... Requirements
Backend development experience (any OOP language, ex. ... We are looking for a Strong developer to join an engineering team that is responsible for building complex ... Redis);
Experience with Backend development of real‑time web services;
Experience in a high scale system
Senior Java or Kotlin Engineer
- WINGED IT SP Z O O
- Warsaw
- March 3
Full-Stack Backend Developer Java AWS Reactjs
- Link Group
- Warszawa
- March 6
We are looking for an experienced Full-Stack / Backend Developer to join our team and help build scalable ... Maintain and enhance existing backend and frontend applications. ... Knowledge of backend architecture and modern web applications. ... You will work on both backend and frontend solutions, contributing to product development, system improvements
Backend Node.js Developer
- Productiv.team
- Warszawa
- March 15
Join to apply for the Backend Node.js Developer role at Productiv.team. ... Node.js Developer to join the team. ... About the Role
We are actively seeking a skilled Back-end Developer with expertise in Node.js, TypeScript ... Required Qualifications
3+ years of professional backend development experience. ... a fast-growing US based multinational information technology services company, and we are seeking a Backend
















