Senior JavaScript Software Engineer — A navigation project (hybrid work in Warsaw) $$$$ Offline

Required skills

● 8+ years of experience as a Front-End/Full-Stack developer
● Strong in JavaScript and TypeScript
● Proficiency in React
● Extensive experience with JavaScript toolkits (Webpack, Babel, Jest, Puppeteer, ESLint, Stylelint)
● Extensive experience with Git, experience with Gerrit will be a plus
● Experience in HTML/CSS, SCSS
● Experience working with a Linux-based server environment, solid Linux/Unix skills
● Experience working in a distributed team
● Hands-on experience in setting up and maintaining CI systems, including configuring automated build, test, and deployment pipelines
● Experience with CI/CD tools such as Jenkins, GitHub Actions, GitLab CI, or similar platforms
● Experience with infrastructure-related tasks, optimizing workflows, integrating automated testing, and ensuring efficient software delivery
● Upper-Intermediate level of English (both written and spoken)

As a plus

● Experience with one of BE technologies (preferably Node.js or Java, one of these will be a plus Ruby, Python, Java, .NET)

We offer
● Strong and friendly international team (Warsaw, Tel Aviv, New York);
● Compensation package (20 paid vacation days, paid sick leaves);
● English courses, paid tech training and other activities for professional growth;
● Hybrid work mode (∼3 days in the office);
● Flexible working hours;
● Comfortable office (Warsaw)

Responsibilities

● Develop and maintain front-end applications & infrastructure, ensuring high performance and user-friendly interfaces
● Collaborate with back-end developers to integrate APIs and improve system functionality
● Work on internal tooling and development workflows, optimizing efficiency and automation
● Contribute to CI/CD processes, working closely with DevOps to improve build, test, and deployment pipelines
● Assist in infrastructure-related tasks, ensuring smooth integration between development and operations
● Ensure code quality through best practices, testing, and documentation