Jahangeer Mustafa

Senior Full-Stack Developer

Jahangeer Mustafa

I design and build scalable SaaS platforms, APIs, enterprise web applications, integrations, and cloud solutions with .NET, React, Next.js, Angular, Node.js, Azure, and AWS.

What I Do

Full-Stack Engineering

End-to-end product development with .NET Core, C#, React, Next.js, Angular, Node.js, SQL, and practical architecture decisions.

Azure, AWS & API Systems

Deep Azure and AWS delivery across serverless functions, storage, queues, authentication, observability, REST APIs, background jobs, webhooks, and cloud-native deployments.

SaaS & Business Apps

Dashboards, CRMs, marketplaces, admin portals, reporting tools, subscription flows, and role-based operational platforms.

AI-Ready Product Engineering

Practical AI features for business apps, including AI-assisted workflows, data extraction, intelligent search, automation, prompt-driven tools, and cloud-hosted integrations.

Modernization

Legacy rescue, performance tuning, framework upgrades, production debugging, maintainability cleanup, and long-term support.

Testimonials

Shaun Dobbin

They proved themselves to be an excellent team who cares deeply about all aspects of the project. Scrum, agile practices, automated testing, pair programming, code reviews, and source control were all part of the delivery culture.

Shaun DobbinFounder & CEO
George Robinson

Diligent and reliable. They came up with lots of solutions around service fabric, identity server, and Web APIs, worked hard, and delivered on timelines.

George RobinsonManaging Director
JR

Jahangeer did an outstanding job on our project. He demonstrated exceptional technical expertise, strong communication skills, and a deep understanding of our requirements.

Julie R.React.js and .NET 8 Client
Daniel M.

Jahangir is a very experienced and intelligent developer. Great communication and excellent work.

Daniel M..NET API Client
MZ

True expert level developer.

Mahad Z..NET 8 Architecture Client
Shaun Dobbin

They proved themselves to be an excellent team who cares deeply about all aspects of the project. Scrum, agile practices, automated testing, pair programming, code reviews, and source control were all part of the delivery culture.

Shaun DobbinFounder & CEO
George Robinson

Diligent and reliable. They came up with lots of solutions around service fabric, identity server, and Web APIs, worked hard, and delivered on timelines.

George RobinsonManaging Director
JR

Jahangeer did an outstanding job on our project. He demonstrated exceptional technical expertise, strong communication skills, and a deep understanding of our requirements.

Julie R.React.js and .NET 8 Client
Daniel M.

Jahangir is a very experienced and intelligent developer. Great communication and excellent work.

Daniel M..NET API Client
MZ

True expert level developer.

Mahad Z..NET 8 Architecture Client

Clients

Fun Facts

Job Success100%
Upwork Hours5K+
Experience15+
Completed Projects60+

Engagement Options

Audit

Review

Start
  • Architecture review
  • Codebase assessment
  • Actionable delivery plan

Long Term

Retainer

Start
  • Ongoing development
  • Maintenance
  • Technical leadership