Senior Full Stack Developer Python and React

MasterApp Labs LLC; Austin (TX); Hybrid; USD 83,000 - 138,000; Part time

Benefits offered by this job

Hybrid work model

Job summary

MasterApp Labs LLC is seeking a Senior Full Stack Developer (Python and React) for a hybrid role in Austin, TX. Contract position with 3 days remote and 2 days on‑site (Mon & Wed). Strong focus on secure web portals, data integration, and cloud-native architectures.

The candidate will design, develop, test, and deploy full‑stack applications, implement authentication and authorization, and collaborate across teams to deliver enterprise-grade solutions in healthcare and public health contexts.

Qualifications

• 8 years of experience designing, developing, testing, deploying, and supporting full‑stack web apps.
• 5 years preferred in secure web portals or enterprise apps with RBAC and API integration.
• Experience with React, TypeScript, JavaScript, Python, FastAPI, and Terraform.
• Healthcare data experience or HIPAA/privacy/security familiarity.
• OAuth 2.0, OpenID Connect, SAML or similar enterprise authentication.
• Cloud services and data platforms (AWS, data warehouses, analytics).
• Event-driven architectures with cloud-native integration and messaging.
• DevSecOps, CI/CD, automated deployments, and containerization (Docker/Kubernetes).
• Experience with AWS HealthLake, Snowflake or similar healthcare data platforms.

Responsibilities

• Understands business objectives, analyzes options, and performs cost/benefit studies.
• Analyzes user requirements to automate processing and improve systems.
• Writes detailed descriptions of user needs and program functions.
• Reviews system capabilities and scheduling limits for requested changes.
• Serves as Full Stack Developer resource for portal projects; on‑site/hybrid work.

Skills

Full-stack development

React

TypeScript

JavaScript

Python

FastAPI

Terraform

Security & auth

CI/CD

DevSecOps

Tools

Docker

Kubernetes

AWS

Snowflake

AWS HealthLake

OAuth 2.0

OIDC

SAML

Job description

Job Title: Senior Full Stack Developer (Python and React)

Location: Austin, TX, (Hybrid)-3 days remote with 2 days (Mon & Wed) required to be onsite

Position Type: Contract

Interview Mode: MS Teams & In-person both

Key Responsibilities:

• Understands business objectives and problems, identifies alternative solutions, performs studies and cost/benefit analysis of alternatives.
• Analyzes user requirements, procedures, and problems to automate processing or to improve existing computer system: Confers with personnel of organizational units involved to analyze current operational procedures, identify problems, and learn specific input and output requirements, such as forms of data input, how data is to be; summarized, and formats for reports.
• Writes detailed description of user needs, program functions, and steps required to develop or modify computer program.
• Reviews computer system capabilities, specifications, and scheduling limitations to determine if requested program or program change is possible within existing system.

*The selected contractor will serve as a Full Stack Developer resource for the project with portal experience. The successful candidate may be considered for other similar ITSAC assignments if authorized through the applicable procurement and contracting process*

II. CANDIDATE SKILLS AND QUALIFICATIONS

Minimum Requirements:

Years | Required/Preferred | Experience

• 8 | Required | Experience designing, developing, testing, deploying, and supporting full-stack web applications using modern frontend and backend technologies, including UI development, APIs, security, authentication, authorization, data integration, production support
• 5 | Preferred | Experience developing secure web portals or enterprise applications supporting internal and external users, including role-based access, identity management, API integration, secure coding, testing, performance optimization, and operational support.
• 5 | Preferred | Experience with React, TypeScript, JavaScript, Python, FastAPI, and Terraform.
• 3 | Preferred | Experience developing applications in healthcare, public health, disease surveillance, or health information environments, including electronic case reporting, laboratory data, healthcare records, or other regulated health information.
• 3 | Preferred | Experience developing applications that process sensitive healthcare data while complying with HIPAA, privacy, security, and data governance requirements.
• 3 | Preferred | Experience integrating applications with cloud services and data platforms, including AWS services, enterprise APIs, analytics platforms, data warehouses, or large-scale data ingestion solutions supporting reporting and analytics.
• 3 | Preferred | Experience implementing OAuth 2.0, OpenID Connect (OIDC), SAML, or other enterprise authentication and authorization solutions.
• 3 | Preferred | Experience designing and implementing event-driven architectures using cloud-native integration and messaging services.
• 3 | Preferred | Experience with modern software delivery practices, including Git, GitHub, CI/CD, automated deployments, DevSecOps, unit and integration testing, code reviews, defect tracking, monitoring, logging, and documentation.
• 1 | Preferred | Experience deploying applications using Docker and container orchestration platforms such as Kubernetes.
• 1 | Preferred | Experience with AWS HealthLake, Snowflake, or similar cloud healthcare data platforms.

Flexible work from home options available.