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[Remote] Full Stack Developer

Remote Full-time Now Hiring

Note: The job is a remote job and is open to candidates in USA. UST is a technology company that creates transformative experiences and human-centered solutions through innovation and technology. UST is seeking a Full Stack Developer to design, build, and maintain secure, high-performance web applications using React, Python or Node.js, AWS, and modern DevOps practices. The role is responsible for frontend and backend development, secure API design, cloud infrastructure, deployment workflows, and data management.

Responsibilities

  • Frontend Development: Build modular, responsive, and highly interactive user interfaces using React JS, Redux/Context API, and modern CSS frameworks
  • Backend Development: Design and scale robust backend services and microservices using either Python (FastAPI, Django, Flask) or Node.js (Express, NestJS)
  • Secure API Development: Architect and secure RESTful or GraphQL APIs, ensuring strict protection against vulnerabilities like injection and broken object-level authorization
  • Cloud Infrastructure: Deploy and manage application components natively within AWS using containerized environments
  • DevOps Integration: Own and manage deployment workflows by writing Infrastructure as Code (IaC) and building automated CI/CD validation gates
  • Data Management: Write optimized queries and design schemas for both relational databases (PostgreSQL, MySQL) and NoSQL stores (DynamoDB, MongoDB)

Skills

  • ·       Required Skills & Technologies Frontend React JS, JavaScript (ES6+), TypeScript, HTML5, CSS3, Webpack/Vite Backend Python (FastAPI/Django) OR Node.js (Express/NestJS) AWS Cloud EC2, S3, Lambda, ECS/EKS, API Gateway, CloudWatch, RDS Security OAuth 2.0, OIDC, JWT, IAM policies, CORS configuration, encryption (HTTPS, KMS) DevOps Docker, Git, GitHub Actions/GitLab CI, Terraform or AWS CloudFormation Databases PostgreSQL or MySQL, and DynamoDB or MongoDB Required Security Practices (Crucial Focus) Secure API Design: Implementing rigorous input validation, output encoding, and strict rate-limiting to prevent
  • ·       Denial of Service (DoS) attacks
  • ·       Authentication & Authorization: Enforcing secure identity management with token-based authentication and
  • ·       Role-Based Access Control (RBAC). Secrets Management: Preventing hardcoded credentials by using secure storage tools like AWS Secrets Manager or Systems Manager Parameter Store
  • ·       Security Scanning: Utilizing automated tools within the CI/CD pipeline to scan code for vulnerabilities and dependency flaws before deployment
  • Years of Experience: 8-10 years of professional full-stack software development experience in a production environment
  • ·       Architecture Understanding: Strong grasp of serverless architectures, event-driven systems, and microservices patterns
  • ·       Testing Rigor: Experience writing comprehensive unit, integration, and end-to-end tests for both frontend and backend systems

Benefits

  • Full-time, regular employees accrue a minimum of 10 days of paid vacation per year.
  • Full-time, regular employees receive 6 days of paid sick leave each year (pro-rated for new hires throughout the year).
  • Full-time, regular employees receive 10 paid holidays.
  • Full-time, regular employees are eligible for paid bereavement leave and jury duty.
  • Full-time, regular employees are eligible to participate in the Company’s 401(k) Retirement Plan with employer matching.
  • Full-time, regular employees and their dependents residing in the US are eligible for medical, dental, and vision insurance.
  • Full-time, regular employees receive company-paid basic life insurance, accidental death and disability insurance, and short- and long-term disability benefits for employees only.
  • Regular employees may purchase additional voluntary short-term disability benefits.
  • Regular employees may participate in a Health Savings Account (HSA).
  • Regular employees may participate in a Flexible Spending Account (FSA) for healthcare, dependent child care, and/or commuting expenses as allowable under IRS guidelines.
  • Benefits offerings vary in Puerto Rico.
  • Part-time employees receive 6 days of paid sick leave each year (pro-rated for new hires throughout the year).
  • Part-time employees are eligible to participate in the Company’s 401(k) Retirement Plan with employer matching.
  • Full-time temporary employees receive 6 days of paid sick leave each year (pro-rated for new hires throughout the year).
  • Full-time temporary employees are eligible to participate in the Company’s 401(k) program with employer matching.
  • Full-time temporary employees and their dependents residing in the US are eligible for medical, dental, and vision insurance.
  • Part-time temporary employees receive 6 days of paid sick leave each year (pro-rated for new hires throughout the year).
  • All US employees who work in a state or locality with more generous paid sick leave benefits than specified here will receive the benefit of those sick leave laws.

Company Overview

  • UST HealthProof offers risk adjustment, quality programs, and healthcare payer technology services. It is a sub-organization of UST. It was founded in 1999, and is headquartered in Aliso Viejo, California, USA, with a workforce of 501-1000 employees. Its website is https://usthealthproof.com.
  • Company H1B Sponsorship

  • UST HealthProof has a track record of offering H1B sponsorships, with 13 in 2026, 71 in 2025, 43 in 2024, 31 in 2023, 3 in 2022. Please note that this does not guarantee sponsorship for this specific role.