Our US-based client helps small and medium-sized businesses offer low-cost, high-quality retirement plans to their employees. We are currently in search of an experienced full-stack engineer, with a primary focus on front-end development (80/20). Requirements: 5+ years of commercial experience in software development, Proven experience as a Senior or Lead developer, Strong proficiency in React and TypeScript, Some experience with Node.js and backend development, Expertise in integrating with REST APIs and GraphQL, Excellent problem-solving skills and ability to work in a collaborative environment. Responsibilities: Lead and contribute to the development of web applications using React and TypeScript (most of the job), Design and implement backend services with Node.js (least part of the job), Integrate with REST APIs and GraphQL to build scalable and efficient solutions, Collaborate with cross-functional teams to deliver high-quality features and improvements, Provide technical leadership, mentor junior developers, and ensure best practices are followed. We Offer: 10 working days of Paid Day Off within an individual year. Up to 15 working days of Unpaid days off within an individual year. Professional Growth: Dedicated professional training – 50% reimbursement of the professional training cost. Sombra University courses – enjoy a range of learning opportunities through Sombra University. It offers many educational courses, as well as educational lectures on a variety of topics. Sombra Around Tech – community attendance – Sombra unites engineers and experts in several areas: Front-end, Back-end, QA, DevOps, and Business Analysis. Mentorship program – available on request. UDEMY online course platform – stay up-to-date with the latest technologies and programming languages. English courses and Speaking Club – attend English classes twice a week in small groups. Added advantages: Work equipment (Laptop, monitor, and small devices compensation). If you know someone you believe is a good fit for our cooperation, you can recommend them and get a reward. Public Holidays – celebrate 18 statutory holidays in Colombia. Sombra events – Join Sombra's traditional events (both online and offline). #J-18808-Ljbffr