1139 react English-speaking jobs in Masovian Voivodeship

Unity 3D Engineer will design, implement, and release a web3 strategy game set in the Middle Ages. Experience with Unity WebGL or Wasm, Unity Asset Pipelines, and Addressables System is required.

Front-end Developer to build a fintech app using Angular, SwiftUI, and Kotlin. 3-4 years of Angular experience, TypeScript, NgRx/Redux, and WebSockets required. Fluent English and teamwork skills essential.

Node.js Developer will contribute to the development of a platform connecting photovoltaic producers with contractors. Responsibilities include designing APIs, writing database queries, and creating new functionalities. Requires 5+ years of development experience, commercial Node.js experience, and familiarity with AWS or GCP and Apache Kafka.

Python Full-Stack Developer will support clients in developing fintech and e-commerce platforms. Responsibilities include working on project architecture, development practices, and collaborating with client teams. Requires strong Python skills, web development experience, and excellent communication in English.

Blockchain Developer will build a scalable NFT platform using Ethereum and AWS. Requires 3+ years experience, Solidity knowledge, and Ethereum application development experience. English proficiency is necessary.

Senior Java Developer to join a Polish-German team developing a marketing automation tool for a drugstore chain. Experience with Spring, cloud solutions, Rest Services, API, and CI/CD required.

iOS Developer to build a fintech application, alternative to traditional bank accounts, using Swift UI 2.0, Kotlin, and Angular technologies. Requires 3+ years of iOS development experience, SwiftUI, Combine, Reactive MVVM and MVI design patterns, and POP approach. Fluent English (B2 level) required.

Ruby on Rails Developer will work on a greenfield hospitality website project integrating with booking platforms and payment systems. Experience with Ruby on Rails, Vue.js, relational databases, and English at B2 level is required. AWS experience is a plus.

Golang Developer needed to transform a Ruby monolith into Go services. Responsibilities include writing four services to validate parameters, create API queries, and send events. Requires experience with API, gRPC, and JWT, and English proficiency at B2 level. Part-time position with at least 20 hours per week.

Node.js Developer/DevOps to build a scalable NFT platform using Ethereum and AWS. Experience with Kubernetes, Jenkins, and cloud platforms is required. Must have at least 4 years of Node.js development experience and strong English communication skills.

Mid/Senior Python Developer to join a team building a European Union-wide medical examination application. Requires 3+ years of Python and Django experience, teamwork skills, and a focus on code quality.

DevOps Lead to manage product development in the gaming industry and shape the DevOps culture. Requires 5+ years of experience, leadership preferred, with expertise in k8s, Docker, Terraform, cloud platforms, Unity, blockchain, and security. Strong English skills needed for international collaboration.

a person who values teamwork You have a positive attitude towards new challenges Experience with React

Android/Kotlin Developer to build a fintech app alternative to traditional bank accounts. Experience with Kotlin, Room, Coroutines/Flow, Jetpack Compose, and English communication required.

Software Tester will work with a dedicated team on med-tech product development. Responsibilities include testing mobile and web applications, collaborating with developers, and creating test documentation. Requires 4-5 years of experience, API testing knowledge, and English proficiency at B2 level.

products that people actually want to use.BenefitsWhat We OfferTech Stack: Modern tools (TypeScript, React ... schemas (Firestore), and cloud services (Google Cloud).Frontend Development: Work on frontend components (React

You will work with industry-leading technologies such as React, supported by Angular, to deliver intuitive ... Responsibilities: Designing and implementing front‑end solutions for banking applications (mobile and web) using React

engineering environment.You'll fit well into our team if you have front-end experience across Angular, React ... operation.RequirementsRequirements: 5+ years of overall programming experience, strongly focusing on .Net and Angular/React

problem-solving communication and teamwork abilitiesSkillsMandatory Skills:Java, JavaScript, Python, React ... implement responsive and efficient user interfaces using frontend technologies and frameworks (example - React

You’ll fit well into our team if you have front-end experience across Angular, React, or Vue and are ... Requirements Requirements:5+ years of overall programming experience, strongly focusing on .Net and Angular/React