Senior Front-end Enginer with React

Holisticon Connect is a division within NEXER GROUP - a custom software development company. We started in Poland in 2017 and are now a team of over 140 people. We have the opportunity to work with world-renowned brands from Scandinavia, the UK, and Western Europe.

Our goal is to grow stronger, in competence rather than in numbers. If you like what we do, check out our offer, maybe we will have the pleasure of meeting you! 😊 We are looking for Senior Front-end Engineer with React to join a project centered around a globally recognized platform for process orchestration and workflow automation.

The solution helps large organizations coordinate business processes across applications, services, human tasks, and AI agents, enabling them to operate more efficiently and scale their digital transformation efforts. You'll work on a mature SaaS solution trusted by leading international companies and used in business-critical environments. We offer a choice of employment form: B2B or Employment Contract UoP: 23 500 – 25 000 PLN gross/month B2B: 170 – 180 PLN net/hour + VAT You might be the perfect match if you are/have: Strong experience with React; Experience building complex web applications and SaaS products using HTML5, CSS3 and Javascript; Experience with AI-assisted development tools (e.g., Claude Code); Understanding of BPMN-based applications or willingness to learn workflow-oriented business domains; Familiarity with Node.js and /or Vue.js is nice to have; Familiarity with UI/