Senior Full Stack Developer
Senior full stack developer with MAS Global Consulting supporting a client's (Bloomberg) Workpapers product: building features end to end across a React frontend and Node.js, C#, and Python backend services on AWS (Lambda, ECS, SQS), with PostgreSQL/DynamoDB, Terraform, GitLab CI/CD, and Jest/Playwright testing. On-site in Medellín, Colombia.
- Compensation
- Not disclosed
- Location
- Medellín, Colombia
- Work setup
- Not specified
- Seniority
- Senior
- Employment
- Not specified
- Experience
- 5+ years
- Category
- Fullstack
- Posted
Skills
Must have
- 5+ years of professional full stack software development experience
- Hands-on experience building applications with React
- Backend development experience across Node.js, C#, and Python
- Experience with PostgreSQL and DynamoDB
- Practical AWS experience, including Lambda, ECS, SQS, EventBridge, CloudFront, and ALB
- Experience with automated testing using Jest and Playwright
- Experience with Terraform and GitLab CI/CD
- Advanced English (C1), spoken and written, for collaboration with US-based teams
- Bachelor's degree in Computer Science, Engineering, or related field, or equivalent practical experience
Full description
Career Opportunities with MAS Global Consulting
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At MAS Global Consulting, we are a premium digital engineering partner trusted by innovative startups and Fortune 100 companies, delivering high-impact solutions through agile delivery, deep technical expertise, and a strong people-first culture across the Americas.
We build long-term partnerships, not just software. MAS means "more" in Spanish, and that mindset drives our commitment to greater opportunity, inclusion, and impact.
Founded by a Latina engineer from Medellín and headquartered in Tampa, Florida, MAS Global Consulting is a 100% Hispanic and woman-owned company, recognized as a Great Place to Work and one of the Fastest-Growing Companies in the US.
Who You Are
You are a Full Stack Software Engineer who is comfortable owning features end to end across a modern React frontend and polyglot backend services in Node.js, C#, and Python. You are confident operating in a cloud-native AWS environment, and you bring a pragmatic, delivery-focused mindset to a long-term role supporting the Workpapers team's ongoing product development and modernization efforts.
What You'll Do
- Design, build, and maintain full stack features across a React frontend and Node.js, C#, and Python backend services
- Contribute to the ongoing modernization of the Workpapers product while supporting continued product development
- Develop and maintain data layers using PostgreSQL and DynamoDB
- Build and operate cloud-native services on AWS, including Lambda, ECS, SQS, EventBridge, CloudFront, and ALB
- Write and maintain automated tests using Jest and Playwright to protect release quality
- Manage infrastructure as code with Terraform and maintain CI/CD pipelines in GitLab
- Collaborate with the Workpapers team and Bloomberg stakeholders to translate requirements into working software
What You Bring
- 5+ years of professional full stack software development experience
- Frontend: hands-on experience building applications with React
- Backend: development experience across Node.js, C#, and Python
- Databases: experience with PostgreSQL and DynamoDB
- Cloud: practical AWS experience, including Lambda, ECS, SQS, EventBridge, CloudFront, and ALB
- Testing: experience with Jest and Playwright