Senior Software Engineer @ 91mobiles, Gurugram

Transforming complex backend architecture into clean, scalable systems.

I specialize in modernizing legacy systems and simplifying high-traffic architectures with modern PHP and Laravel. Currently driving code efficiency and architectural excellence at 91mobiles.

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Elasticsearch Redis Docker AWS S3 CI/CD CentOS Scrapers Laravel
Tarun Rana portrait

Tarun Rana

Full-stack engineer, product thinker

Known for clean architecture, search relevance, and data-driven product delivery.

Available Remote, global-ready, async-friendly.
Focus Platform + DX
Strength Search, data, performance

Experience

5+ years

Senior engineer at 91mobiles, specializing in backend architecture and logic simplification.

Core Stack

PHP 8.3 & Laravel 12

Building scalable, clean backends and modernizing legacy codebases solo.

Modernization

Architecture Simplification

Consolidating fragmented repositories into high-performance, unified platforms.

About

Engineering with clarity, speed, and calm execution.

I care about clean systems, measurable outcomes, and shipping work that holds up under scale.

I specialize in modernizing legacy systems and **simplifying complex backend architecture**. My work focuses on transforming fragmented, high-traffic platforms into clean, maintainable systems.

I bring an architecture-first mindset to upgrading core technologies (PHP 8.3, Laravel 12) and implementing workflows that optimize for clarity, speed, and long-term sustainability.

I believe in the power of **simplified code**. When I join a project, I optimize for efficient execution by consolidating redundant systems, automating workflows, and building reusable components that scale with the team.

Skills

A full-stack toolkit, organized around outcomes.

Grouped by how I deliver value, not by buzzwords.

Core Engineering & Architecture

Building resilient, scalable systems with modern PHP and Laravel.

PHP 8.3 Laravel 12 System Design CentOS Administration API Development (REST/GraphQL)

Data, Search & Caching

High-velocity data retrieval and search relevance optimization.

Elasticsearch Redis MySQL (Performance Tuning) Scrapers & Crawlers MongoDB Data Pipelines

AI & Product Engineering

Modern user interfaces and Gemini Antigravity AI-augmented developer workflows.

Gemini Antigravity LLM Integration React.js Next.js TailwindCSS Node.js

DevOps & Scalability

Infrastructure management and developer experience focus.

Docker & Compose CI/CD Pipelines AWS (EC2, S3, RDS) Linux (CentOS/Ubuntu) Monitoring & Observability
Experience

Built for production, trusted at scale.

Roles that demonstrate ownership across frontend, backend, and data operations.

Senior Software Engineer

91mobiles, Gurugram, Haryana

Jul '22 — Present

Directing full-stack architecture for high-traffic platforms, optimizing search relevance and performance.

Elasticsearch Docker Redis Laravel PHP MySQL CentOS CI/CD

- Engineered production modernization using Laravel 11, Docker, and CI/CD pipelines.

- Optimized search relevance pipelines with Elasticsearch and low-latency Redis caching.

- Maintained high-performance infrastructure on CentOS and AWS environments.

Software Developer

Bytesview Analytics, Sector-59, Noida

Jan '21 — Jul '22

Built and scaled SaaS products delivering data-intensive dashboards.

Laravel PHP MySQL Elasticsearch JavaScript Highcharts

- Indexed 150M+ records into Elasticsearch and integrated Twitter API v2.

- Implemented Stripe payment gateways for secure, real-time transactions.

- Delivered pixel-perfect UIs and optimized backend workflows.

Projects

Case studies with real impact and technical depth.

Problem, solution, architecture, and outcomes in a single view.

Case Study Lead Developer

Ottcinematv

Scalable OTT platform with automated ingestion.

Ottcinematv preview

Problem

Need for scalable content ingestion and intelligent metadata processing from diverse sources.

Solution

Automated IMDB scraping, intelligent crawling for metadata, and Gemini AI integration, all handled via a high-performance Redis job queue.

Outcome

Robust backend with single-click ingestion and real-time automated content management.

Key Decisions

- Gemini AI Metadata

- IMDB Scraping Engine

- Intelligent Crawling

- Redis Job Queues

Laravel Gemini AI Redis (Queues) Scrapers MySQL CI/CD
View live Full-stack ownership
Case Study Senior Engineer

MySmartPrice, 91mobiles

High-traffic comparison engine for 91mobiles.

MySmartPrice, 91mobiles preview

Problem

Fragmented 5-repository legacy architecture, PHP 5 technical debt, and high-friction configuration workflows.

Solution

Orchestrated a massive solo architectural shift: consolidated a legacy 5-repository architecture into a streamlined 3-repo system, upgraded from PHP 5 to PHP 8.3 and migrated from Laravel 6 to Laravel 12 within an intensive 30-day window.

Outcome

Significantly reduced development time, simplified QA vs. Live environment configurations, and purged legacy dependencies.

Key Decisions

- Solo 30-Day Migration

- 5-to-3 Repo Consolidation

- PHP 8.3 & Laravel 12 Upgrade

- Environment Config Simplification

Laravel 12 PHP 8.3 Elasticsearch Redis Architectural Simplification CI/CD
Private deployment Full-stack ownership
Case Study Full-stack engineer

TrackMyHashtag

Subscription Twitter analytics for growth teams.

TrackMyHashtag preview

Problem

API migration and billing upgrades were blocking product scale.

Solution

Migrated to Twitter API v2, redesigned flows, and integrated Stripe billing.

Outcome

Modernized data ingestion and enabled recurring revenue at scale.

Key Decisions

- Twitter API v2

- Stripe Integration

- Responsive Dashboard

Laravel Twitter API v2 Stripe JavaScript
View live Full-stack ownership
Case Study Lead full-stack engineer

Newsdata.io

Real-time news APIs for developers.

Newsdata.io preview

Problem

Needed a developer-first platform for reliable news data delivery.

Solution

Built the frontend, API layer, and dashboards with a clean onboarding flow.

Outcome

Launched a performant API product used across industries.

Key Decisions

- Rate-limited API design

- Developer-centric documentation UX

- Reliable ingestion pipelines

Laravel API Design MySQL Frontend
View live Full-stack ownership
Writing

Engineering notes, decisions, and playbooks.

Short essays on architecture, performance, and shipping product with high standards.

Docker April 7, 2026

Docker Volumes vs Bind Mounts: Persisting Data Without Guesswork

A production-minded guide to Docker persistence: what disappears with a container, when bind mounts are the right tool, when named volumes are the safer default, and what persistence still does not solve.

Read notes
Credentials

Proof of discipline and continuous learning.

Selected certifications that reflect my commitment to architecture and execution.

B.TECH in Computer Science Engineering

JSS Academy Of Technical Education (GPA: 8.4), Noida, India

INTERMEDIATE-12TH in PCM

St. Mary's Convent Sr. Sec. School (GPA: 9.6), Gajraula, India

Deloitte Australia - Technology Job Simulation

Deloitte Australia - Technology Job Simulation

Completed Deloitte's virtual technology job simulation, gaining experience in client communication, project management, and technology consulting.

Ultimate AWS Certified Solutions Architect Associate 2025

Ultimate AWS Certified Solutions Architect Associate 2025

Earned this certification from Udemy, mastering key AWS services, solutions architecture best practices, and cloud infrastructure design.

Software Engineering Virtual Experience by JP Morgan

Software Engineering Virtual Experience by JP Morgan

Gained valuable real-world experience and skills in software engineering practices, issued by Udemy.

The Fundamentals of Digital Marketing By Google

The Fundamentals of Digital Marketing By Google

A Google certification that provided me with skills to effectively market and analyze digital content.

Tarun Rana

Tarun Rana

Senior Software Engineer @ 91mobiles, Gurugram

Contact

Let us build something resilient together.

Share the role, timeline, and scope. I respond with a clear plan, tradeoffs, and next steps.

Looking for a senior software engineer who can own Elasticsearch pipelines, Redis caching, and CI/CD automation? This is my lane.

Open to conversations with teams that care about architecture, performance, and scaling with precision.

Email: taruntech98@gmail.com

Location: Gurugram, India (open to remote/global)

Availability: Open to conversations now

Currency can be INR or USD. I will confirm details in the reply.