# Ali Farhan

> Founding Software Engineer. 2x founding engineer at early-stage startups. I build the backend infrastructure that products ship on — from zero to production. Java, Go, Spring, Kubernetes, and whatever the system needs.

## About

Ali Farhan is a software engineer specializing in backend systems, distributed infrastructure, and developer tooling. He has been a founding engineer at two early-stage startups, where he owned end-to-end backend architecture from day one.

Currently building AI-powered voice agent at [Ringg.ai](https://ringg.ai). I'm currently open to exploring new projects and freelancing opportunities. Feel free to reach out.

- Website: https://olifarhaan.me
- Email: hello@olifarhaan.me
- Location: Bangalore, India
- Resume: https://olifarhaan.me/resume.pdf

## Links

- GitHub: https://github.com/OliFarhaan
- LinkedIn: https://www.linkedin.com/in/OliFarhaan
- YouTube: https://www.youtube.com/@OliFarhaan
- X: https://x.com/OliFarhaan
- Medium: https://medium.com/@OliFarhaan
- LeetCode: https://leetcode.com/OliFarhaan

## Skills

### Backend
Java, Go, Python, Spring(Cloud, Data JPA, AI, Security, AOP, Cloud), Chi, FastAPI, Node.js, Express

### DevOps
Kubernetes, Docker, GCP, Azure, GitHub Actions, KEDA, Render

### Observability
OTEL Collector, Prometheus, Grafana, Jaeger

### Data & Messaging
NATS JetStream, PostgreSQL, MongoDB, Redis

### Misc
Asterisk VoIP, SIP Trunking, WordPress, Shopify, JavaScript, React, Tailwind

## Experience

### Software Engineer (Founding) — Ringg.ai
Jun 2025 — Present | Bangalore, India

- Led KSA-compliant infrastructure deployment, migrating NATS JetStream, K8s workloads, and data pipelines for regional data residency.
- Built a Pre-Call API framework enabling agents to prefetch and decrypt customer data via phone numbers, now powering most enterprise workflows.
- Led technical client integrations, directly working with enterprise clients to design and implement telephony, SIP, and CRM integrations.
- Architected an Asterisk-based SIP telephony stack, removing dependency on third-party providers and enabling global outbound calling through client-hosted PBX systems.
- Implemented event-driven Kubernetes autoscaling using KEDA and introduced OpenTelemetry-based standardized monitoring for vendor-agnostic observability.
- Resolved 18 backend and infrastructure vulnerabilities discovered during third-party VAPT audits, strengthening enterprise security compliance.

### Software Engineer (Founding) — GyanGrove
May 2024 — May 2025 | Bangalore, India

- Led architecture and development of an enterprise-grade social-tech platform, building group membership with granular access control, timeslot scheduling with cross-model aggregation, real-time notifications, and AOP-based monitoring.
- Engineered a direct parent-to-school payment system enabling secure zero-intermediary transactions.
- Implemented multi-environment CI/CD pipelines using GitHub Actions for automated Azure deployments and built an Azure Function for PDF-to-PNG conversion.
- Built RAG pipelines using Python and OpenAI GPT with Azure OpenAI integration, wrote integration tests across 200+ REST APIs, and developed a demo data generation tool reducing setup time from hours to minutes.

### Java Programmer (Internship) — LearnSmasher EduTech
Jun 2023 | Remote

- Built desktop applications using Java, Java Swing, AWT & JavaFX including an ATM Simulator and Task & Employee Management systems.
- Programmed a high-performance Download Manager using JavaFX and Java multithreading.

## Education

### Master in Computer Applications — MMMUT — Technical University of Engineering
June 2024 | Gorakhpur, UP, India | Percentage: 77.9% (Honours)

Coursework: Software Engineering & Web Technology, Java, C++ & Python, Operating Systems & Computer Networks, DBMS, DSA & Distributed Systems, Artificial Intelligence

### Bachelor of Science — Ewing Christian College (Autonomous)
2017 — 2020 | Prayagraj, UP, India | Percentage: 54.3%

Coursework: Advanced Analysis, Linear Algebra, Mechanics, Elementary Analysis

## Projects

### Lakeview — Enterprise Hotel Reservation Engine
Tech: Spring, Redis, Redisson, Python, MySQL, Docker
GitHub: https://github.com/olifarhaan/lakeview

- Built a high-concurrency booking engine using Redis distributed locking, eliminating double bookings while supporting 5K+ concurrent requests.
- Engineered a real-time room availability system using composite B-tree indexes and implemented role-based access control, validated with Pytest load tests.

### Snap Civic — Civic Engagement Platform
Tech: Spring, Hibernate Spatial, Python, MySQL, Docker
GitHub: https://github.com/olifarhaan/snap-civic

- Built a geospatial issue-tracking system using Hibernate Spatial and JTS for radius-based location queries.
- Containerized the application using multi-stage Docker builds. Implemented method-level performance monitoring to track execution time and errors.

### Quick Quip — Full-Stack Short URL & QR Code Generator
Tech: React, Node, Express, MongoDB, Tailwind
GitHub: https://github.com/olifarhaan/quick-quip

- Architected a scalable application with URL shortening, QR code generation, and a modern UI.
- Implemented custom middlewares ensuring clean, modularized code and data integrity.

### Griha Milan — Real-Estate Listing Platform
Tech: React, Firebase, Tailwind
GitHub: https://github.com/olifarhaan/griha-milan

- Engineered dynamic listing features for creating, updating, and managing property listings.
- Integrated Firebase authentication for data security and user authentication integrity.

## Achievements

- AIR 18 in CodeBugger Coding Competition.
- Represented GyanGrove at IIM Bangalore for the Google for Startups Program.
- Token of Love from CSSE for being an Executive Member.
- Solved 420+ problems on LeetCode and CodeChef.

## Activities

### Former Executive Member
CSSE & IEEE-STB at MMMUT
- Led the organization of Code Bugger in association with Coding Ninjas.
- Active involvement in organizing society events like Technokratos and Techsrijan.

### Freelancer
Delivered low-code and digital solutions for businesses including Nirvana Beauty, Ravisha Continental, and Liba Fashions.

### Technical Writing
Backend engineering, distributed systems, and software architecture.
Read more: https://medium.com/@OliFarhaan

### Volunteer — Covid Sahayata
Designed bilingual (English & Hindi) informative graphics to combat COVID-19 misinformation in rural India during the pandemic.

## Contact

I'm currently open to exploring new projects and freelancing opportunities. Feel free to reach out.

- Email: hello@olifarhaan.me
- Schedule a call: https://calendly.com/olifarhaan/30min

## Source Code

This portfolio is open source: https://github.com/OliFarhaan/backend-portfolio