Senior Full-Stack Software Engineer (TypeScript, Next.js, Fastify) - 6-Month Contract
Remote | Fixed term | Colombia
GP Strategies is seeking a Senior Full-Stack TypeScript Engineer with hands-on experience building join our remote team in Colombia.
In this role, you’ll work across multiple AI-driven products at different stages of maturity—shaping new applications, scaling existing systems, and delivering complex features end to end. You’ll operate in a small, agile environment with a high degree of ownership and technical influence.
About the Role
We are seeking a highly skilled Senior Full-Stack Software Engineer to join our team on a 6-month contract basis. This fully remote role is based in Colombia and requires alignment with United States business hours (EST/CST). The adecuado candidate will have deep expertise in modern full-stack development and be passionate about building scalable, high-performance applications using TypeScript and cloud-native technologies.
Key Responsibilities
• Design, develop,
and maintain scalable full-stack applications using modern TypeScript frameworks and tools.
• Build and optimize front-end applications using Next.js and Tailwind CSS.
• Develop robust backend services and APIs using Fastify and tRPC.
• Design and manage relational databases using PostgreSQL.
• Collaborate closely with product managers, designers, and engineering teams to deliver high-quality solutions.
• Lead technical discovery sessions, architecture discussions, and solution design workshops.
• Ensure application performance, security, scalability, and maintainability.
• Troubleshoot and resolve complex technical issues across the full technology stack.
• Create and maintain technical documentation and implementation guides.
• Mentor team members and contribute to engineering best practices.
• Participate in Agile ceremonies and collaborate effectively with distributed teams while working EST/CST hours.
Required Qualifications
• 5+ years of professional softwa