We are currently looking for a highly skilled and experienced Senior Front End Developer to join our dynamic and fast-paced team. As a Senior Front End Developer, you will be the "go-to" expert for our frontend projects, responsible for developing, improving, and maintaining high-quality web applications using the latest technologies and best practices. Working at Energiebespaarders - Part of Budget Thuis With innovative technologies that reduce energy waste, we help homeowners achieve a sustainable home. We are not crazy about rules and embrace change. All teams work intensively together so that we keep learning. Our core values are: accessible, committed, courageous, and making a difference. Our office is modern and ideally suited to hybrid working. We make nothing unnecessarily difficult, listen to everyone, and are open to feedback. This is how we make a difference together. Role and Responsibilities We are looking for a highly skilled and experienced Senior Front End Developer to join our dynamic and fast-paced team. As a Senior Developer focusing on front-end skills and experience, you will be responsible for: Developing and maintaining web applications using ReactJS, TypeScript, and NodeJS. Working with databases such as MongoDB and SQL. Implementing and maintaining a microservices architecture for improved scalability and modularity. Demonstrating good DevOps skills with a focus on cloud platforms such as AWS or GCP, particularly with Kubernetes. Collaborating with cross-functional teams to define, design, and ship new features. Ensuring the quality and performance of applications through thorough testing, including e2e and unit tests. Why this vacancy is something for you? Minimum of 4 years of experience proven hands-on experience as a Front End Developer Available for 40 hours per week. Ability to work in an office environment a minimum of 3 days a week B.S. in Computer Science or Mathematics (or equivalent experience) Broad knowledge and experience in developing TypeScript, Node, React and CSS, GraphQL Broad knowledge of modern front-end and backend frameworks, tools, and design patterns, Next.js is a plus! Good knowledge of databases such as MongoDB and SQL Strong testing skills, e2e, and unit tests, playwright is a plus! Excellent communication skills What we offer: A competitive salary in the market 13th-month salary Travel expenses and a home office allowance. 25 holidays (based on 40 hours p/w). Extra days off in July and August. A monthly personal budget that you can spend as you wish via an app. An extended pension plan Personal growth. We offer you a working environment that brings out the best in you. You will be actively coached to develop good qualities and improve underdeveloped ones. Unprecedented good working atmosphere. With an extensive fresh lunch, monthly drinks, legendary parties, and an informal department