Senior Full-Stack Engineer

hace 1 día

Perímetro Urbano Medellín, Colombia Newfire Global Partners A tiempo completo
Senior Full-Stack Engineer (React / + Kotlin)

Department: Engineering

Employment Type: Contract

Location: Colombia

Reporting To: Andres Gomez


Description Newfire Global Partners is a leading technology firm that specializes in building transformative software solutions for some of the world's most innovative companies. With a presence across four continents, Newfire Global brings deep expertise in digital healthcare, AI-driven analytics, and enterprise technology. The firm's track record of delivering scalable, high-impact solutions has made it a trusted partner for organizations seeking to drive meaningful change through technology.

We are passionate about the purpose-driven mission to help improve the quality of care for patients and are building a collaborative, innovative, and inclusive culture. We are a fully funded company founded by serial entrepreneurs with a stable client base.

Opportunity for impact

Newfire Global Partners, a leader in developing disruptive healthcare technology, collaborates with Fortune 500 companies and start-ups to drive transformation. 

We're seeking a Senior Full-Stack Engineer with strong experience in React and solid backend skills, ideally in Kotlin or While the backend is increasingly Kotlin-based, familiarity with will be helpful for specific services still running in that stack.

The ideal candidate has a strong eye for modern UI/UX implementation and can build, integrate, and optimize scalable APIs and services. Experience with Kotlin — or the willingness to learn it quickly — will be highly valued as the team continues expanding backend components into Kotlin-based microservices.
 
What's the Project?
Our customer is a fast-growing healthcare technology company building scalable digital solutions that improve patient outcomes and operational efficiency. The team values collaboration, technical excellence, and continuous learning.

Your day-to-day activities:
  • Design, develop, and maintain high-quality, scalable web applications using React, Kotlin, and 
  • Collaborate with product managers, designers, and other engineers to deliver reliable and performant features.
  • Write clean, testable, and maintainable code across the stack.
  • Build and consume RESTful and GraphQL APIs.
  • Participate in architectural discussions and technical design reviews.
  • Optimize application performance and ensure responsive design across devices.
  • Support and guide frontend and backend integration within a microservices environment.
  • Contribute to CI/CD, code reviews, and best development practices.
  • Mentor other developers and participate actively in Agile ceremonies.
Please note that employment will be contingent upon providing documentation verifying your legal work authorization in the country of residence, in accordance with applicable law.

You're a perfect match if you have:
  • 5+ years of professional software development experience.
  • Strong expertise in , TypeScript, JavaScript (ES6+), and modern frontend tooling (Webpack, Babel, etc.).
  • Solid hands-on experience in (Express, , or similar frameworks).
  • Proficiency in HTML5, CSS3, and responsive UI frameworks.
  • Familiarity with database design and ORM tools (PostgreSQL, MongoDB, Prisma, etc.).
  • Experience building and integrating APIs (REST/GraphQL).
  • Strong understanding of software design patterns, scalability, and performance optimization.
  • Experience with Git-based workflows, CI/CD pipelines, and cloud environments (AWS, GCP, or Azure).
  • Excellent communication and teamwork skills, with experience working in Agile/Scrum teams.
  • Intermediate+ English proficiency.
Nice to Have
  • Experience with Kotlin and Spring Boot (or readiness to learn from experience).
  • Familiarity with , , or other server-side rendering frameworks.
  • Exposure to microservices, message queues, or event-driven architectures.
  • Understanding of healthcare technology or HIPAA-compliant systems.
  • Background in accessibility (WCAG) and design systems (Storybook, Figma).

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