Senior Full stack (Backend heavy) Engineer

HCL International; Miami (FL); On-site; USD 100,000 - 130,000; Full time

Job summary

A leading Fintech company in Miami is seeking a Senior Full Stack Engineer to drive the development of new APIs and enhance current systems. In this role, you'll leverage your 3+ years of experience with Typescript and React to create dynamic products that reshape investment strategies. Responsibilities include code reviews, integration of front and back end services, and collaborating with a talented team. Join us to be part of an exciting growth journey.

Qualifications

• 3+ years experience with back end or full stack development.
• Extensive experience with Typescript.
• Experience in QA and Unittesting.

Responsibilities

• Development of new APIs and rewriting of current ones.
• Code reviews to improve product quality.
• Work alongside software engineers to realize goals.
• Seamlessly integrate the front and back end service.
• Create front end interface using ReactJs and React Native.

Skills

Typescript

React

AWS

NestJs

Django

Rails

CICD platforms

Education

B.S. in computer science or related field

Job description

Senior Full stack (Backend heavy) Engineer

Miami, United States | Posted on 06/26/2025

Typescript Lead Full Stack Developer – Typescript, React,AWS.

This challenger Fintech company is looking for a wellexperienced full-stack developer to take part in the rapid growth of thebusiness. You will be responsible for development across the full stack,writing scalable APIs, Frontend components and ultimately deploying a dynamicproduct that disrupts the investment paradigm.

Responsibilities:

• Development of new APIs and rewriting of current ones in Nest, PostgreSQL, AWS cloud
• Code reviews to improve quality of product, implementing QA automation testing
• Work alongside high powered software engineers to realise clearly defined, end-to-end goals
• Seamlessly integrate the front and back end service
• Create front end interface and experience. ReactJs and React Native

Experience:

• 3+ years experience with back end or full stack development
• Extensive experience with Typescript
• Up-to-date web frameworks. NestJs especially. Django, Rails, Sails, Laravel, Pyramid.
• B.S. In computer science or related field.
• Experience with application stacks. Data modelling, Business layer, UI/UX, hosting.
• Experience in QA and Unittesting
• CICD platforms such as Gitlab or TravisCI