Senior Software Engineer — A navigation project (hybrid work in Warsaw) @ Synergetica

The product we are working on is the biggest community-based navigation app, complex web services, and other solutions related to it. The web and mobile apps handle information at a massive scale and extend well beyond the search giving people and companies a lot of new useful options. Here you’ll be a part of a skilled international team, working on an app with >

100 mln users!

Requirements :

• 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)
• Experience with one of BE technologies (preferably Node.js or Java, one of these will be a plus Ruby, Python, Java, .NET)
• 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
• Proficiency 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)
• Cutting-edge technologies;
• 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)

Develop and maintain front-end applications, 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] Requirements : JavaScript, TypeScript, React, HTML, CSS, Git, UNIX / Linux, CI / CD, Gerrit