# Vivek Yarra — Principal Engineer

> Principal Engineer with 15 years building distributed systems, platform
> infrastructure, and security-critical applications serving 100K+ users.
> 10,543 commits across 191 repositories. Open to US remote and relocation
> with visa sponsorship.

## Contact

- Email: vivek@metapointer.com
- Website: https://viveky.com
- GitHub: https://github.com/Vivek-Yarra
- LinkedIn: https://linkedin.com/in/vivekyarra
- Location: Hyderabad, Telangana, India

## Work Experience

### Metapointer Technologies — Full Stack Lead / Technical Architect (2022–Present)

Leading development of HMS Proptoll property management platform and Cosyn digital examination system. Architecting distributed systems with real-time sync capabilities.

- HMS Proptoll: 999 commits, #4 in team of 15, full-stack Angular/LoopBack 4
- Cosyn Exams: 602 commits, 56.8% code ownership, distributed exam sync architecture
- AWS SDK v3 migration: CloudFront, SES, S3, OpenAI integration (50 commits)
- Grafana Loki logging infrastructure for centralized observability (28 commits)
- JWT security hardening with environment-based secret management (35 commits)
- Redis Cluster implementation with lazy connect for non-blocking startup
- RabbitMQ real-time sync between server and exam routers
- Multi-database architecture: PostgreSQL, MongoDB, Redis Cluster

### LRN Corporation (Contract) — Senior Software Engineer (2022–2024)

Enterprise compliance training platform serving Fortune 500 clients globally. Full-stack development with focus on CI/CD and internationalization.

- 641 commits across partner portal, catalyst, and content manager modules
- Multi-environment Jenkins CI/CD pipelines: QA7, QA_RDS, EU, Production
- Solr multilingual search: Japanese (Kuromoji analyzer), Chinese Simplified/Traditional
- Zendesk JWT SSO integration for enterprise single sign-on
- Azure AD B2C authentication with SAML support
- OAuth 2.0 implementation with role-based access control
- 289K+ code files in enterprise-scale codebase
- Multi-region deployments across US and EU data centers

### Plutus Healthcare — Co-Founder / Lead Backend Architect (2021–2022)

Co-founded healthcare API platform for medical services. Built authentication, domain models, and CDN infrastructure from ground up.

- 259 commits with 40.8% code ownership, #2 contributor in team of 8
- JWT authentication system for secure patient data access (35 commits)
- Healthcare domain models: Doctor, Patient, Clinic, Appointment, Review, Service (100 commits)
- CDN controller for medical content delivery (30 commits)
- Sentry integration for production error monitoring and alerting
- MongoDB and MySQL dual-database architecture

### Independent Consultant — Full Stack Developer / Technical Consultant (2015–2019)

Built 78 independent projects across web, mobile, desktop, and blockchain platforms.

- 5,200 total commits across 78 solo projects
- FPIX UI (936 commits): Angular/Electron desktop application
- 86400/Gifty (840 commits): Hyperledger Fabric blockchain gift card platform
- Job Portal (453 commits): Full-stack Node.js with Android and iOS apps
- Appily (361 commits): Cross-platform mobile application
- VenueSquad (344 commits): TypeScript event management platform
- Vehicle Tracker (344 commits): Real-time GPS tracking system
- Hotel Management (336 commits): Property management solution
- HumanLogic SIS (245 commits): Student Information System

### Edutor / Ignitor Learning — Founding Engineer / Android Platform Architect (2011–2014)

Founded and architected E70 EdTech platform from first commit. Built comprehensive K-12 educational ecosystem serving 100,000+ students across India with 30+ Android applications.

- 2,842 commits — #1 of 15 developers with 28.4% total codebase ownership
- 2.44x more commits than second contributor (Krishna Teja: 1,165 commits)
- 84% ownership of security/DRM layer — Primary Architect
- 85% ownership of native JNI/NDK layer — Primary Architect
- 47% ownership of EdutorLibrary core (used by 30+ apps)
- Offline-first architecture with MQTT sync for unreliable networks
- DRM licensing system: ClosedTypeLicenseHandler, DRMLicenseManager
- AES encryption via JNI: VideoCipherPlayer, CipherInputStream
- Native MuPDF integration for PDF rendering (92% ownership)
- ACRA/Acralyzer crash monitoring achieving sub-1% crash rate

## Key Projects

### E70 EdTech Platform (2011–2014)
Comprehensive K-12 educational platform serving 100,000+ students across India with 30+ Android applications. Founded from first commit. Content management across Samsung, TCS, Cambridge, Britannica, Pearson.
Tech: Android, Java, JNI/NDK, SQLite, MQTT, AES, DRM, ContentProvider

### Cosyn Examination System (2025–Present)
Distributed digital examination platform with Android-based invigilator, real-time sync, and offline capabilities. Router (Go), Student App (Java), Invigilator App (Kotlin). 602 commits, 56.8% ownership.
Tech: Android, Kotlin, Go, RabbitMQ, MQTT, SQLite, WebSocket, MVVM, Hilt

### HMS Proptoll (2022–Present)
Enterprise property management system with 148K+ code files. Full-stack platform with AWS cloud integration and multi-database architecture. 999 commits as #4 in team of 15.
Tech: Angular, LoopBack 4, PostgreSQL, MongoDB, Redis, AWS, Grafana Loki, JWT

### LRN Compliance Platform (2022–2024)
Fortune 500 enterprise compliance training platform with multi-region deployments and internationalization. 641 commits across multiple modules.
Tech: Node.js, Angular, Jenkins, Solr, Azure AD, OAuth 2.0, SAML

### Plutus Healthcare API (2021–2022)
Healthcare API platform with JWT authentication and comprehensive domain modeling. 259 commits, 40.8% ownership, #2 in team of 8.
Tech: Node.js, TypeScript, MongoDB, MySQL, JWT, Sentry

### 86400/Gifty Blockchain Platform (2018–2019)
Blockchain-based gift card platform built on Hyperledger Fabric with 6 components. 840 total commits.
Tech: Hyperledger Fabric, Blockchain, Node.js, Android, React

### Solo Projects Collection (2015–2019)
78 independent projects spanning Web, Mobile, Desktop, and Blockchain. 5,200 total commits.
Tech: Angular, Electron, Hyperledger, Android, iOS, Node.js, TypeScript

## Technical Skills

- **Programming Languages** (Expert): Java, TypeScript, JavaScript, Kotlin, Go, Python, C#, SQL, Swift, Objective-C, C/C++ (JNI)
- **Mobile Development** (Expert): Android SDK, Android NDK/JNI, Kotlin, iOS SDK, React Native, ARM v7a Optimization, MuPDF Integration
- **Backend Development** (Expert): Node.js, LoopBack 4, Express, Spring Boot, Gin (Go), REST APIs, GraphQL
- **Frontend Development** (Proficient): Angular, React, Electron, TypeScript, HTML5, CSS3, SCSS
- **Databases** (Expert): PostgreSQL, MongoDB, MySQL, SQLite, Redis, Redis Cluster, SQLCipher
- **Cloud & Infrastructure** (Proficient): AWS S3, CloudFront, SES, RDS, EC2, Lambda, Cognito, Azure AD B2C
- **DevOps & Observability** (Proficient): Docker, Kubernetes, Jenkins, Grafana Loki, Sentry, ACRA/Acralyzer, CI/CD Pipelines
- **Messaging & Real-time** (Expert): RabbitMQ, MQTT, WebSocket, Real-time Sync, Event-driven Architecture
- **Security & Encryption** (Expert): JWT, OAuth 2.0, SAML, AES Encryption, DRM Systems, HIPAA Compliance, SSL/TLS
- **Blockchain** (Proficient): Hyperledger Fabric, Smart Contracts, Distributed Ledger

## Education

- **IIIT Hyderabad** — MSIT, Computer Networks (2009–2011)
- **Jaypee Institute of Information Technology** — B.E., Computer Science (2005–2009)

## Career Metrics

- Total commits: 10,543
- Total repositories: 191
- Career span: 15 years (2011–2026)
- Code reviews received: 2,522
- Code reviews given: 157
- Projects led: 5
- Developers influenced: 30

### Code Ownership (Critical Systems)
- E70 Security/DRM: 84.1% — Primary Architect
- E70 Native/JNI: 85.4% — Primary Architect
- Cosyn Sync System: 90.0% — Technical Lead

### Engineering Scores
- Innovation Index: 70/100 (High)
- System Complexity: 78/100 (Advanced)
- Quality Score: 35/100 (Strong in production systems)

## Domain Expertise

- **Educational Technology**: 5 projects, 100K+ students impacted
- **Healthcare**: 2 projects, medical services platform
- **Property Management**: 1 project, 148K+ code files
- **Enterprise Compliance**: 1 project, Fortune 500 clients
- **Blockchain**: 1 project, Hyperledger platform

## What I'm Looking For

- **Role**: Principal Engineer, Staff Engineer, Platform Architect
- **Work type**: US remote or relocation
- **Visa**: Open to sponsorship
- **Domains of interest**: EdTech, GovTech, Healthcare, FinTech, PropTech
- **Strengths**: Distributed systems, offline-first architecture, platform engineering, multi-database systems, security/DRM, mobile + backend full-stack

## Links

- Portfolio: https://viveky.com
- Resume (JSON): https://viveky.com/resume.json
- Career Metrics: https://viveky.com/api/metrics.json
- Engineering DNA: https://viveky.com/data/vivek-engineering-dna.json
- GitHub: https://github.com/Vivek-Yarra
- LinkedIn: https://linkedin.com/in/vivekyarra