1142 react English-speaking jobs in Masovian Voivodeship

Webflow Developer needed to create landing pages and mobile views for sales campaigns. Experience with Webflow, HTML, CSS, and email marketing tools (Mailchimp preferred) required.

Postgres).You are a team player.You are comfortable communicating in English.Nice to haveExperience with React

Develop a startup project automating contract signing processes, including contract creation, sales and HR automation, API integrations, and custom solutions. Requires experience with React.js or Elixir (Phoenix) and knowledge of modern application architectures, RESTful APIs, code optimization, and automated testing.

Blockchain Developer will build a scalable NFT platform using Ethereum and AWS. Experience with Solidity and Ethereum application development is required. The role involves working in Scrum and collaborating with a team.

Part-time Golang Developer to transform a Ruby monolith into Go services. Responsibilities include validating parameters, creating API queries, and sending events. Requires experience with API, gRPC, and JWT. Must have B2 English proficiency.

Python Developer will join a team developing a medical examination application for the European Union. Responsibilities include developing the application and contributing to code cleanliness and good programming practices. Requires 3+ years of experience with Python and Django.

Node.js Developer will contribute to product development for a renewable energy platform connecting photovoltaic producers with contractors. Responsibilities include designing APIs, writing database queries, and creating new functionalities.

Support clients in developing fintech and e-commerce platforms using Python. Work on project architecture and development practices. Provide feedback and collaborate with client tech teams.

Ruby on Rails Developer will work on a greenfield hospitality website project integrating with booking platforms and payment systems. Experience with Vue.js, relational databases, and AWS is preferred.

iOS Developer will contribute to a new fintech product, an alternative to traditional bank accounts, using Swift UI 2.0, Kotlin, and Angular technologies. The role involves collaborating with a small scrum team and utilizing tools like Jira, Slack, Github, and Google Cloud Platform.

Our platform puts information in motion, streaming in near real‑time so companies can react faster, build

DevOps Lead to manage product development in the gaming industry and shape the DevOps culture. Requires 5+ years of experience, leadership preferred. Expertise in k8s, Docker, Terraform, cloud platforms (AWS, GCP, Azure), Unity Build Pipeline, blockchain, and security. Excellent English skills needed for international team.

Front-end Developer will contribute to a new fintech product, a bank account alternative, using Angular, SwiftUI, and Kotlin technologies. The role involves collaborating with a small scrum team and utilizing tools like Jira, Slack, Github, and Google Cloud Platform.

are a person who values teamworkYou have a positive attitude towards new challengesExperience with React

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.

Android/Kotlin Developer to build a fintech app alternative to traditional bank accounts. Experience with Kotlin, Room, Coroutines/Flow, and Jetpack Compose required. 3-4 years of mobile app development experience. Teamwork and positive attitude essential.

know English on at least B2 level and you would like to work in this language every day.Knowledge of React

know English on at least B2 level and you would like to work in this language every day.Knowledge of React

are a person who values teamworkYou have a positive attitude towards new challengesExperience with React

DevOps Lead to manage product development in the gaming industry and shape the DevOps culture. Requires 5+ years of experience, leadership preferred. Expertise in k8s, Docker, Terraform, cloud platforms (AWS, GCP, Azure), Unity Build Pipeline, blockchain, and security. Excellent English skills needed for international team.