Hema Chandra Kunchala
Professional Summary
Software Engineer specializing in Python, FastAPI, Node.js, Vue.js, Docker, AWS Fargate, CI/CD, and Generative AI tooling. Engineered real-time video streaming and chat systems supporting 20+ concurrent field engineers across distributed construction sites. Combines backend development, cloud-native deployment, frontend engineering, open-source contribution, and AI tooling expertise to develop reliable, scalable applications and streamline developer workflows.
Technical Skills
Work Experience
- Authored four open-source contributions across NVIDIA NeMo Guardrails, NemoClaw, Brev, and NeMo Agent Toolkit, converting deployment findings into reproducible onboarding resources that clarified setup procedures for generative-AI developer tooling.
- Resolved CLI-focused documentation gaps for NemoClaw Brev Web UI deployment and first-run procedures through 3 merged GitHub pull requests, incorporating maintainer feedback across many technical review cycles.
- Diagnosed deployment and setup failures across NemoClaw and NeMo Agent Toolkit, producing technical troubleshooting guides that addressed configuration, installation, and runtime issues encountered during developer setup.
- Validated the NeMo Agent Toolkit installation workflow on Windows using WSL2, identifying environment-specific requirements and contributing a verified setup procedure incorporated into release through PR #2065.
- Developed Python-based validation scripts to verify contribution accuracy and automate pre-release checks, resolving review findings and supporting reliable integration through CI/CD workflows.
- Analyzed Docker deployment and environment issues across NVIDIA generative-AI tooling, resolving setup gaps across 4 open-source projects and documenting reproducible procedures for developer onboarding.
- Engineered real-time video streaming and chat for a construction-management SaaS using FastAPI WebSockets, supporting HD remote-inspection sessions for field engineers and enabling low-latency communication across distributed project sites.
- Implemented reliable message delivery with Redis, queuing transient chat messages and managing connection recovery to maintain communication during mobile-network interruptions, supporting 20+ concurrent field engineers.
- Optimized mobile video rendering through lazy loading and virtual DOM pruning, improving responsiveness across low-end Android devices and reducing rendering overhead during remote construction-site inspections.
- Containerized the streaming microservice with Docker and deployed it on AWS Fargate, reducing environment startup time from 5 minutes to 90 seconds and improving service availability for application workloads.
- Designed Redux-based application state management for procurement and project-progress workflows, synchronizing operational data across application views and distributed construction sites.
- Strengthened streaming-service quality through PyTest, authoring automated regression tests and reviewing pull requests to prevent regressions across the streaming service, covering 15+ test scenarios.
- Engineered consumer-facing fuel-delivery workflows with Vue.js, enabling customers to place orders, manage delivery details, confirm requests, and monitor delivery status while supporting 2,000+ delivery requests across mobile and desktop interfaces.
- Orchestrated centralized application state with Pinia, managing customer sessions, fuel orders, delivery details, and status updates across reusable Vue.js components and shared application workflows.
- Integrated Node.js RESTful APIs with MongoDB to process fuel orders and persist delivery transactions, reducing duplicate-order errors by 35% across customer ordering workflows.
- Configured Mapbox GL JS with asynchronous data handling to provide real-time driver-location updates across customer-facing delivery-tracking workflows and application views.
- Accelerated frontend performance by restructuring component hierarchies and lazy-loading vendor bundles, reducing first contentful paint from 4.2 seconds to 2.5 seconds on 3G networks.
- Validated application reliability through Jest testing and Postman API validation, resolving ordering and tracking defects while maintaining compatibility across mobile application releases.
Education
Certifications
Achievements
- Hackathon Finalist – L&T Technology Services
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