Programmer Scale I & Technical Lead | Open to Senior Opportunities

Architecting High-Throughput Backends & Applied AI.

I'm Yuvraj Sharma. With 4+ years of engineering experience across full-time and internship roles, I build resilient distributed APIs, execute zero-downtime database migrations, and deploy multimodal generative AI systems (SadTalker, RAG) across 10+ client enterprises.

Explore Case Studies Role-Specific Resumes

github.com/iyuvrajsha | LinkedIn | LeetCode (405 Solved | Top 18.7%)

class YuvrajSharma:

role = "Programmer Scale I & Tech Lead"
company = "Intecons Software Labs"
experience = "4+ Years (Production + Intern)"

# Algorithmic & Engineering Foundation
leetcode = {
  "total_solved": "405 / 4055",
  "medium_hard": "210 Med, 54 Hard",
  "contest_rating": "1,647 (Top 18.7%)"
}

# Quantifiable System Milestones
milestones = {
  "latency_reduction": "35% (Celery/Redis queues)",
  "circle_migration": "1,000+ members (0 loss)",
  "warranty_scale": "10K+ subs/mo (ACID)"
}

Years Experience

10+

Enterprise Clients

1,000+

Users Migrated

10K+

Monthly Scale (ACID)

405

LeetCode (Top 18.7%)

Out-of-Turn OTIs

Engineering Case Studies

Production Systems & Real Scale

How architectural decisions, zero-downtime database migrations, and applied AI models delivered measurable outcomes.

Verified production deliverables

Multimodal GenAI | Computer Vision Production Live

Multimodal AI & Talking-Head Video Synthesis Pipeline

Engineered an automated synthetic media generation pipeline integrating SadTalker with neural voice models to render synchronized talking-head video presentations directly from structured script data.

▸ Architecture: Celery + Redis asynchronous GPU worker queues decoupling compute-heavy video rendering from live web endpoints.

▸ Measurable Outcome: Slashed API response latency by 35% with zero HTTP thread blocking during intensive inference jobs.

SadTalker Neural TTS FastAPI Celery & Redis AWS GPU Instances

Backend | DB Migration 1,000+ Users

In-House Relational Backend & Mobile API Engine

Replaced third-party Circle.so software by architecting a custom relational backend, migrating 1,000+ members with zero data loss or service disruption.

▸ Architecture: Normalized PostgreSQL schema, JWT sessions, granular RBAC, and unified mobile REST APIs.

▸ Outcome: 100% elimination of third-party SaaS fees; powers responsive web & mobile clients.

PostgreSQL Python FastAPI JWT / RBAC React.js

RAG | Vector Search 10+ Companies

Enterprise RAG Knowledge Base SaaS Platform

Built an automated assistant SaaS allowing companies to enter their domain, scrape site content into vector embeddings, and embed branded conversational widgets.

▸ Architecture: Web scrapers, semantic chunking, Chroma/Pinecone vector indexing, and lightweight JS embed snippets.

▸ Outcome: Onboarded 10+ client businesses; minimized hallucinations via document grounding.

LangChain Vector DB Prompt Guardrails

Distributed Scale | ACID 10K+ Subs/Mo

High-Volume Warranty & Inventory Engine

Scaled a commercial warranty registration application sustaining 10,000+ monthly customer submissions with strict transactional integrity.

▸ Architecture: Database query optimization and composite indexing across production MySQL tables.

▸ Outcome: 40% reduction in database CPU utilization during peak traffic surges.

MySQL / PostgreSQL Query Tuning AWS RDS

WhatsApp API | Webhooks +20% Completion

Omnichannel WhatsApp Multimodal Bot

Developed a multimodal conversational assistant handling WhatsApp Cloud webhooks, parsing voice notes, images, PDFs, and raw text queries.

▸ Architecture: Webhook listeners, Whisper speech-to-text audio transcoding, and asynchronous queue workers.

▸ Outcome: 20% lift in end-user query completion rates with cross-channel session context.

WhatsApp Cloud API Whisper STT Redis

Low Latency | Sockets & Concurrency Tick-by-Tick Streaming

Real-Time Streaming Market Feed & Quantitative Backtesting Engine

Built multithreaded Python socket collectors streaming tick-by-tick financial market feeds via broker REST/WebSocket interfaces with automated quantitative backtesting modules in Pandas and NumPy.

PyQt5 Python Sockets Pandas NumPy Broker REST APIs

Technical Competencies

Production Engineering Stack

Tools, frameworks, and architectures utilized daily across client digital platforms.

⚡

Backend & Distributed Systems

Python (FastAPI, Flask) RESTful API Design Microservices Celery & Redis Webhooks & Events JWT & RBAC Stripe / Razorpay

🤖

Generative AI & Multimodal

RAG Architectures LangChain & LlamaIndex SadTalker Video Synthesis Vector DBs (Chroma, Pinecone) OpenAI / Claude / Llama 3 Whisper STT & Neural TTS

🗄️

Databases & Caching

PostgreSQL MySQL Redis MongoDB Schema Modeling Query Optimization Composite Indexing

💻

Languages & Core CS

Python (Advanced) SQL JavaScript (ES6+) C++ Bash / Shell Data Structures & Algorithms OOP & System Design

☁️

Cloud & DevOps

AWS (EC2, S3, RDS) Docker Containerization Linux Administration Nginx Reverse Proxy Git & GitHub CI/CD Pipelines

🎨

Frontend & Integrations

React.js HTML5 & Modern CSS3 Responsive Design Embeddable Widgets Postman & Swagger PyTest

Career Trajectory

Experience & Leadership

A track record of technical ownership, zero-downtime migrations, and applied AI systems delivered at scale.

Intecons (Programmer Scale I)

Intecons (Programmer Intern)

Angels Virtual World (Python Intern)

Education & Certifications

Intecons Software Labs Pvt. Ltd. Jaipur, India

Programmer Scale I (Technical Lead) | May 2023 - Present

▸ Promoted from Intern directly to full-time Programmer Scale I; elevated to lead system architecture and cloud deployments across 4-5 concurrent client deliverables.
▸ Architected custom relational backend migrating 1,000+ members from Circle.so into PostgreSQL/MySQL with zero data loss and unified mobile APIs.
▸ Engineered multimodal video rendering pipeline (SadTalker + neural TTS) with Celery/Redis worker queues, reducing API latency by 35%.
▸ Scaled commercial warranty system to 10,000+ monthly submissions with a 40% reduction in database CPU load through index optimization.
▸ Awarded 3 Out-of-Turn Increments (OTIs) for execution speed, high system reliability, and leadership.

Intecons Software Labs Pvt. Ltd. Jaipur, India

Programmer Intern | Jan 2023 - Apr 2023

▸ Constructed full-stack admin dashboards to deploy chatbot instances across web portals; refactored database write routines on classified ads platforms.

Angels Virtual World Pvt. Ltd. Remote

Python Developer Intern | May 2022 - Aug 2022

▸ Developed low-latency multithreaded Python socket collectors streaming tick-by-tick market feeds via broker APIs and automated backtesting in Pandas/NumPy.

Academic & Professional Credentials

B.Tech in Computer Science

Jagannath University, Delhi (2019 - 2023)

8.0 CGPA

AWS Certified Cloud Practitioner

Amazon Web Services (2021 / Recertified 2023)

Also Certified: Python for Data Science (IBM, 2021)

Role-Specific Resumes

Download Targeted Resumes

Clean, verified profiles calibrated to highlight the exact engineering capabilities needed for your open role.

Core Backend .DOCX

Python Backend Engineer

Focused on API architecture, relational schema optimization, Celery/Redis queues, mobile endpoints, and AWS Linux deployments.

Download Backend Resume

Generative AI .DOCX

AI & Machine Learning Engineer

Highlights SadTalker talking-head video generation, RAG vector retrieval, LangChain, multimodal Whisper models, and async GPU queues.

Download AI/ML Resume

Full Product .DOCX

Full Stack Software Engineer

Encompasses React.js frontend delivery, Python backend services, unified mobile APIs, and full lifecycle client deliverables.

Download Full Stack Resume

LLM & Agents .DOCX

Generative AI & LLM Engineer

Focused on GenAI SaaS, agentic workflows, foundation models (OpenAI, Claude, Llama 3), vector search, and prompt guardrails.

Download GenAI Resume

Core SDE / SWE .DOCX

Software Engineer (Core SDE)

Highlights LeetCode 405 problem solving (Top 18.7%), distributed systems, ACID transactions, and technical leadership across 4-5 client accounts.

Download SDE Resume

Let's Build Something High-Impact

Whether you have an opening for a Senior Backend / Applied AI role, an engineering challenge, or an architectural roadmap to discuss, I'd love to connect.

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