01Personal Tracker
Habit, expense, sleep and study tracker with interactive analytics dashboards.
PWA · 4 tracking dimensionsNext.jsTypeScriptMUI X ChartsPWA
Available for opportunities
Ratnesh Maurya
Software Development Engineer
Most of my work is invisible. That's the point.
2Y+
Experience
5+
Live Projects
10+
Blog Posts
1.2K+
Commits
About
Backend Engineer.
Systems Thinker.
Backend engineer specializing in distributed systems, microservices, and AI-powered infrastructure. Building at the intersection of reliable systems and intelligent automation. Currently at Initializ, Gurugram.
Tech Stack
Languages
GoElixirTypeScriptPythonSQLC++
Frameworks
Go-GinPhoenix / LiveViewNext.jsFastAPIFlask
Databases
PostgreSQLRedisQdrantMongoDB
Cloud
AWSKubernetesDockerTerraformGitHub Actions
AI / ML
OpenAI / GeminiRAG PipelinesLangChainQdrant Embeddings
Experience
Work History
Initializ
Software Development Engineer
Aug 2023 – Present
Gurugram, India
GoElixirPostgreSQLRedisKubernetesAWSQdrantKafka
RAG Document Intelligence
PDF extraction → embedding generation → Qdrant vector search for semantic Q&A.
Digital Lending Platform
57% faster onboardingNSDL, Aadhaar & PAN integrations. Cut onboarding time 57%, boosted approvals 9%.
Secret Management Platform
67% latency reductionClient-side encryption + RBAC. Kubernetes Controller managing 50+ secrets dynamically.
PostgreSQL Schema Architecture
50+ complex entities with high-performance indexing and query optimization.
EMSEC Pvt. Ltd.
Software Developer Intern
Mar 2023 – Aug 2023
Remote
PythonFlaskREST APIsWeb Scraping
High-Throughput REST APIs
1,000+ req/minFlask APIs handling 1,000+ requests/minute for production workloads.
SSL Certificate Scraper
300+ domainsAutomated pipeline collecting certificate data from 300+ domains.
Education
B.Tech — Computer Science & Engineering
Dr. APJ Abdul Kalam Technical University, Kanpur
Nov 2020 – Jun 2024
Certifications
AWS Certified Solutions Architect — Associate
Amazon Web Services · Oct 2023
LFD121: Developing Secure Software
Linux Foundation · 2023
GitHub Copilot
GitHub · 2023
Projects
Live Projects
01
02Rehabify
Centralised de-addiction centre management — patient records, treatment tracking, operations.
Full-stack platformNext.jsGoPostgreSQLDocker
03JSONic
Blazing-fast JSON parsing, formatting, validation and manipulation. Go-powered engine.
Sub-ms JSON operationsNext.jsTypeScriptGoReact
04mdconverter
Real-time text to Markdown converter with live preview and formatting options.
Real-time renderingNext.jsTypeScriptMarkdown
05npm-compare
Side-by-side npm package comparison with intelligent recommendations and dependency analysis.
Multi-package diffNext.jsTypeScriptnpm API
06Developer Tools Suite
Curated utilities for modern developers — JSON formatter, type generator, diff tool.
4 tools in oneNext.jsTypeScriptGo
Writing
Ratn Labs
All posts2026
cursor-claude-personas: Give Your AI Coding Assistant a Domain Expert Brain in 30 Seconds
A free, open-source collection of 38 role-based AI persona packs for Claude Code, Cursor, and VS Code. Copy one folder into your project and your AI assistant instantly behaves like a seasoned specialist.
Tooling and DX
2026
Five Caching Strategies Every Backend Dev Should Know
A beginner-friendly guide to Cache-Aside, Read-Through, Write-Through, Write-Back, and Write-Around, with when to use each.
Backend
2026
Chrome 144 Introduces the <geolocation> Element: Declarative Location Access for Modern Web Apps
Learn how Chrome 144's new HTML element simplifies location access, improves privacy, and replaces imperative navigator.geolocation calls with a declarative, user-driven approach.
Web Development
2026
How Files Are Stored, Deleted, and Copied Inside Your Computer
Understand how files are actually stored on disk, why deletion is instant, and why copying takes time. A beginner-friendly deep dive into file systems and storage architecture.
System Design
2026
The Mechanics of Compression: How 100GB Becomes 25GB
A deep dive into the mathematical 'magic' behind data compression, from Huffman Coding to the architectural differences between ZIP and TAR.GZ.
Computer Science
Contact
Let's build something.
Open to full-time opportunities, contracts, and interesting projects. Especially if it involves Go, Elixir, or distributed systems.
Say Hello