Full Stack Software Engineer (React / Python / AWS)

About the Role
Agile Receivables is a fast-growing SaaS company. We are looking for a dedicated Full
Stack Software Engineer to manage our end-to-end product lifecycle. This is a high-
impact role where you will be responsible for maintaining our AWS-hosted
infrastructure, evolving our FastAPI backend, and keeping our React frontend polished.
Uniquely, you will also act as a technical bridge to our customers, providing high-level
support and ensuring our clients have a seamless experience with our platform.

Must Have

• Excellent communication skills in English
• Ability to use Claude/Codex/Other AI Agents for coding

Technical Requirements

• Frontend: Strong hands-on experience with React (Hooks, State Management).
• Backend: 2+ years of professional experience with Python 3.11+ and FastAPI.
• Database & ORM: Proficiency in PostgreSQL 15+ (AWS RDS) and SQLAlchemy 2.0 (Async patterns).
• Experience in building AI Agents/Voice Agents
• Frontend: Strong hands-on experience with React (Hooks, State Management).
• Cloud & Infra: Familiarity with AWS services (Cognito, RDS, EC2/Lambda).
• Stack Add-ons: Experience with Celery, Redis 7, and Pydantic v2.
• Testing: Strong habits in writing unit and integration tests using Pytest.
• Migrations: Experience managing database versions with Alembic.
• Key Responsibilities
• Application Maintenance: Full ownership of the SaaS application, ensuring
• 99.9% uptime and fixing production bugs across the stack.
• Infrastructure Management: Maintaining and updating our AWS-hosted
• environments to ensure security and performance.
• Customer Success: Directly handling technical customer service inquiries. You
• will be the primary point of contact for users experiencing technical hurdles.
• Documentation: Keeping OpenAPI/Swagger docs and internal technical wikis
• up to date.

Who You Are

• Experienced: 2–3 years of professional full-stack development.
• Excellent Communicator: You must be able to speak and write English fluently
• to assist clients directly.
• Reliable: You are comfortable working 6 PM - 2 AM IST and are looking for a
• stable, long-term full-time position.
• Product-Minded: You don't just "complete tickets"—you care about how the
• software actually helps the end-user.