Sangram Keshari Sundaray
Senior Software Developer / Tech Lead
[ Web Apps • Generative & Agentic AI • Scalable Python-Django Backends ]
10+ years of experience building scalable web applications, AI/GenAI-powered SaaS products, and enterprise automation tools. Deep expertise in Python-Django backend systems, Agentic AI development using LangGraph, and LLM integration. Hands-on across the entire product lifecycle — from system design and backend engineering to cloud deployment on GCP. Currently building multiple AI-first SaaS products.
Work Experience
Chronological record of roles, deliverables, and technical leadership
Tech Lead (AI & Web Applications)
Current- Zymedics Health Platform: Developed backend APIs and full-stack doctor modules incorporating AI-driven diagnostics and automated prescription generation.
- Dubai Islamic Insurance (Takaful): Led backend API development integrating AI recommendation systems, sales chatbots, and insurance policy planning workflows.
- Architectural Standards: Mentored junior engineers and established standardized architectural patterns (DRF service abstractions, LangGraph state structures) adopted across the engineering team.
- Generative AI Integration: Built and integrated GenAI capabilities into client products — including LLM document processing, intelligent summarization, and human-in-the-loop workflows.
- Production RESTful Backends: Developed RESTful APIs with Django REST Framework, integrating third-party services, authentication systems, and asynchronous pipelines.
- End-to-End Delivery: Managed full project lifecycle: requirement analysis → system design → development → testing → GCP deployment → post-launch SLA maintenance.
Individual Contributor
- Fractional Investment Platform (Digishares.in): Led backend engineering using Django and Web3 protocols integrated via Infura for real estate asset tokenization.
- Smart Contracts: Architected secure EVM-compatible contracts for trade execution, compliance constraints, and automated settlement.
- Code Reviews & Hardening: Instituted formal review procedures and security audits across repositories, reducing API vulnerabilities.
Software Developer — Web & NLP
- PwC Engagement (via Neukelp LLP / IIT Bhubaneswar TBI): Built an AI-powered Legal Document Abstraction Tool automating multi-page contract parsing, clause extraction, and summary generation using Python, Django, and NLTK — directly delivering for a Fortune 500 engagement.
- NER Modeling: Built and evaluated Named Entity Recognition models on legal text corpora to extract parties, dates, clauses, and obligations using NLTK and spaCy.
- MarvinAI Reseller Platform: Architected and developed a Reseller Management System for MarvinAI using Django — covering multi-tier user roles, inventory tracking, and analytics dashboards.
Full Stack Developer
Delivered custom full-stack web applications across education, healthcare, and e-commerce. Built rapid functional proof-of-concepts for client demonstrations and led sprint planning, code reviews, and performance optimizations.
Web Developer
2014 — 2015Developed custom PHP web applications and an end-to-end School Management System covering admissions, attendance, and fee ledgers.
Management Trainee (IT Sales)
2013 — 2014Managed client communications, CRM records, and technical sales outreach targeting US and European markets.
Architectural Systems & SaaS
Production architectures, design patterns, and engineering impact
Takafulik
AI-Powered Islamic Insurance SaaS Platform with multi-tenant operators.
- Agentic reasoning workflows built with LangGraph for multi-step policy evaluation and claim assistance.
- RAG pipeline over proprietary Takaful legal documents guaranteeing compliant, grounded answers.
- Multi-tenant Django architecture supporting multiple insurance operators from a unified codebase.
- Full cloud deployment on GCP with GitHub Actions CI/CD pipelines.
Zymedics
AI Health & Clinical Medical Assistant Platform with multi-agent orchestration.
- Multi-agent LangGraph architecture orchestrating patient triage, symptom analysis, and history summarization.
- LLM-powered medical document parser extracting unstructured lab test panels, diagnoses, and prescriptions.
- Secure Django backend with strict role-based access for patients, physicians, and clinic admins.
- Defensive prompt engineering with medical fallback guardrails to prevent unsafe output generation.
Pluxsor
AI-Powered Workflow Automation SaaS with tiered subscription quotas.
- Configured LangGraph agent workflows for dynamic multi-step data pipelines and user-defined automations.
- Django-based subscription management handling tier limits, usage quotas, and account states.
- Lightweight, reactive UI using HTMX for instant server-rendered reactivity without heavy SPA bloat.
- GCP infrastructure configured with Gunicorn, Nginx reverse proxy, and automated SSL cert renewal.
EiCoins
Cryptocurrency Fintech Web Application with real-time portfolio reconciliation.
- Django REST API backend with cryptographically secure wallet handling and audit trail verification.
- Real-time asset tracking and transaction dashboard built with React.
- Supabase integration for scalable, low-latency data synchronization.
- Decoupled domain services separating financial ledger logic from API routes.
Legal Document Abstraction Tool
Automated high-throughput analysis of enterprise legal PDF contracts for a client engagement with PwC (via Neukelp LLP / IIT Bhubaneswar TBI). Extracted structured entities (parties, effective dates, indemnification clauses, liabilities, and monetary obligations) and generated concise summaries using NLTK and custom spaCy NER models over Django REST APIs.
Technical Stack & Capabilities
Engineering disciplines and tools used daily
Academic Foundations
Formal engineering education & credentials
Electronics & Communication Engineering
Hi-Tech College of Engineering (BPUT)
Science (CBSE)
Kendriya Vidyalaya, HPCL Jagiroad, Assam
All India Secondary Exam (CBSE)
Kendriya Vidyalaya, HPCL Jagiroad, Assam
Interested in discussing a backend or AI architecture role?
Whether you are evaluating architectural direction for an AI product or looking for a lead developer to own backend execution from zero to production, feel free to reach out.