Junaid Logo
HomeAboutServicesProjectsBlogsContact
Hire Me
Home
About
Services
Projects
Blogs
Contact
Muhammad Junaid.

Specialized Full Stack Developer crafting high-performance mobile and web solutions with modern architectures.

Resources

  • Home
  • About
  • Services
  • Projects
  • Blogs
  • Open Source
  • Contact

Technical Stack

  • React Native
  • Next.js / React
  • Node.js / Express
  • MongoDB / SQL
  • TypeScript

Get In Touch

dev.junaid.bd@gmail.com
Chittagong, Bangladesh
Start a Project

© 2026 Muhammad Junaid. Built with Next.js & Tailwind.

Privacy PolicyTerms of Service
Based in Bangladesh

Muhammad
Junaid.

Full Stack Developer

I'm a Full Stack Developer from Bangladesh, specializing in React Native, Next.js, React.js, Node.js, and MongoDB. I craft seamless digital experiences that bridge the gap between mobile and web platforms.

With expertise in cross-platform mobile app development and responsive web applications, I build scalable solutions using modern technologies like TypeScript, MongoDB, and PostgreSQL. My approach focuses on creating high-performance applications that solve real-world problems and drive meaningful business outcomes.

Tech Stack

Status

Available for Hire

Experience

3+ Years Professional

The Career Archive

Professional Narrative

Full Stack Developer with 3+ years of experience delivering scalable web and mobile solutions using React Native, Next.js, Node.js, and TypeScript, focused on performance and clean architecture.
Building reliable and impactful digital products.

GO

Google DeepMind

London, UK
Currently Here
4y 6mo

Senior Software Engineer

💼Full-time · Hybrid
📅Jan 2022 — Present
🏆Role #1 of 5

Key Contributions

1

Architected distributed ML training pipelines serving 50M+ daily requests

2

Led a team of 8 engineers building next-gen LLM inference infrastructure

3

Reduced model serving latency by 62% through custom CUDA kernel optimizations

4

Designed and shipped internal AutoML platform used by 200+ researchers

Tech Stack

PythonGoCUDAKubernetesJAXTPUGCPTerraform
ST

Stripe

San Francisco, CA
Alumni
2y 9mo

Staff Engineer — Payments

💼Full-time · Remote
📅Mar 2019 — Dec 2021
🏆Role #2 of 5

Key Contributions

1

Built fraud detection engine processing $500B+ in annual transaction volume

2

Designed multi-region active-active DB architecture with 99.999% uptime

3

Mentored 12 engineers and ran weekly architecture review sessions

4

Led migration from monolith to microservices, cutting deploy time from 2h to 8min

Tech Stack

RubyJavaPostgreSQLKafkaRedisAWSgRPCEnvoy
SH

Shopify

Ottawa, Canada
Alumni
2y 8mo

Engineering Manager — Platform

💼Full-time · On-site
📅Jun 2016 — Feb 2019
🏆Role #3 of 5

Key Contributions

1

Managed 14-person platform team delivering infra for 1.7M merchants

2

Shipped the Storefront API used by 40,000+ third-party app developers

3

Drove 3× perf improvement in checkout, lifting GMV by $1.2B annually

4

Introduced SRE practices: error budgets, SLOs, post-mortems across 6 teams

Tech Stack

Ruby on RailsReactMySQLElasticsearchDockerGraphQL
AI

Airbnb

San Francisco, CA
Alumni
1y 9mo

Senior Frontend Engineer

💼Full-time · On-site
📅Aug 2014 — May 2016
🏆Role #4 of 5

Key Contributions

1

Rebuilt Airbnb search experience from scratch — used by 150M+ users globally

2

Created the internal React component library (Lunar) across all products

3

A/B tested 60+ experiments contributing to 28% lift in booking conversion

4

Open-sourced accessibility toolkit with 4.2k GitHub stars

Tech Stack

ReactTypeScriptGraphQLNode.jsJestWebpackStorybook
PA

Palantir

New York, NY
Alumni
2y

Forward Deployed Engineer

💼Full-time · On-site
📅Jul 2012 — Jul 2014
🏆Role #5 of 5

Key Contributions

1

Embedded with DoD client, building data analysis tools used in live operations

2

Built real-time surveillance pipelines ingesting 10TB/day from 30+ sources

3

Wrote production Python & Java services shipped weeks after requirement sign-off

4

Trained 80+ analysts on Palantir Gotham — 95% platform adoption in 3 months

Tech Stack

JavaPythonSparkHDFSCassandraD3.jsSQL
Open Source Impact

Contribution Insights.

Strategically delivering scalable architectures and peer-validated codebases at a global production scale.

✦   synced via GitHub API   ·   updated live

Strategic Solutions

Product Engineering.

Mobile First

Building production-ready iOS and Android applications with native-feel interactions and shared logic.

React NativeFirebaseRedux

Scalable Web

Next-generation web applications focused on extreme performance, SEO, and developer experience.

Next.jsTypeScriptTailwind

API Systems

Robust backend architectures designed for high throughput, security, and seamless third-party integration.

Node.jsExpressMongoDB
Technical Domain

Expertise & Engineering.

10+ Apps Built

Mobile Architecture

Architecting enterprise-grade iOS and Android ecosystems with unified codebases and native-level performance metrics.

React NativeExpoNative Bridge
High Scalability

System Engineering

Distributed systems that scale horizontally to millions of users.

MicroservicesCloud Native
Secure & Fast

Web & API Ecosystem

Robust full-stack product engineering from advanced Next.js applications to secure, real-time GraphQL integrations and high-throughput RESTful APIs.

Next.jsTypeScriptNode.jsServerlessSecurity
Top Ranking

Performance

Pixel-perfect execution with extreme focus on sub-second load times and SEO.

VitalsSEOSSR
99.9% Uptime

SRE & Cloud Infrastructure

Managing global infrastructure with automated CI/CD and enterprise-grade monitoring.

AWSDockerActionsTerraform
Proven Methods

The Blueprint.

01

Discovery

Deep dive into requirements, market research, and technical feasibility studies.

02

Design

Architecting systems and crafting high-fidelity prototypes for optimal UX.

03

Develop

Agile execution with clean, self-documenting code and continuous benchmarking.

04

Deploy

Seamless CI/CD pipelines, cloud orchestration, and rigorous post-launch monitoring.

Contact

Let's build
something great.

Ready to transform your ideas into reality? Let's connect and start a conversation about your next project.

Contact Info

Email

dev.junaid.bd@gmail.com

Phone

+880 1837893042

Location

Chittagong, Bangladesh

Social Networks

Send a Message