Full Stack Developer React JS & Fast API

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Job Title: Full Stack Dev - React JS & Fast API

Location: West Chester, PA

Mode: Contract

Telecom Domain Mandatory

Required Skills, Technologies, Tools & Frameworks for This Role

1. Frontend Technologies

• React JS (core concepts: hooks, state management, reusable components)
• HTML5, CSS3, JavaScript/ES6+
• Familiarity with UI optimization and component reusability

2. Backend Technologies

• Python FastAPI (building REST APIs, async processing)
• Ability to refactor documents, schemas, and backend logic

3. Databases & Data Processing

• MongoDB
• Aggregation pipelines
• Query optimization
• Index design (single, compound, multilevel)
• Handling large datasets (millions of records)

4. DevOps, Deployment & Tooling

• CI/CD pipelines using Jenkins and Concourse
• Rundeck for batch job scheduling and operational workflows
• Familiarity with build tools, artifact deployment, and environment handling
• Basic knowledge of containerization

5. Version Control & Code Quality

• Git/GitHub
• Peer code reviews
• Working with branching strategies (GitFlow or similar)

6. Cloud & Infrastructure (Good to Have)

• Running workloads via Cloud Foundry (CF push, environment management)
• Monitoring/logging tools like AppDynamics, Kibana

7. Application & Production Support Skills

• Debugging backend and frontend production issues
• Performance analysis and resolution (index issues, query slowness, API latency)
• Knowledge of log analysis, error tracing, and real-time issue investigation

8. Collaboration & Team Skills

• Working with onsite offshore model
• Requirement discussions with business teams
• Ability to take ownership of Stage/Production environments