Ahmad W Khan - Senior Software Engineer & Systems Builder

Senior software engineer, systems builder and technical consultant

Ahmad W Khan has more than a decade of experience building production software across SaaS, healthcare, fintech, patent intelligence, advertising technology and cloud applications. His work spans architecture, backend systems, full-stack product delivery and production operations.

He is open to selective senior engineering, architecture and product-development engagements with founders and engineering teams solving consequential technical problems.

Capabilities

  • Architecture and backend systems: System design, APIs, data modelling, background processing, reliability
  • Product engineering: Django, React, Vue, multi-role workflows, payments, MVP-to-production delivery
  • Cloud and production delivery: AWS, Docker, CI/CD, observability and operational reliability
  • Technical leadership: Architecture reviews, modernization, founder collaboration and clear handovers

Evidence

Production experience

10+ years and 29+ production systems across SaaS, healthcare, fintech, patent intelligence and related domains—professional delivery and independent products.

Writing and research

118 long-form articles with 42k+ views on architecture, AI tooling and independent research, including academic citations and professional references.

External references

Selected writing has been cited in academic publications and independently referenced by practitioners.

Contact

Share the problem, current stage and what kind of help you are looking for at ahmadwkhan.com/#contact or hello@ahmadwkhan.com.

Independent Work, Externally Referenced

Writing by Ahmad W Khan has been referenced in academic papers, developer publications, newsletters, and professional discussions — including scholarly citations of Mastering Assembly Language and The Joy of Research as a Hobby. Full citations and mentions are listed at blog.ahmadwkhan.com/page/mentions-and-citations.

Selected work

Systems built around real constraints

Selected systems that show architecture, product judgment, and production delivery—across professional platforms and independent products.

SEP Insights patent analytics platform
View Project
Patent Analytics
Professional

SEP Insights

Patent analytics for standard-essential patents at sepinsights.com—Django API, Vue 3 SPA, Elasticsearch, PDF ingestion, and essentiality / claim-chart workflows for licensing teams.

Django Vue 3 Elasticsearch
View Project   Case Study   Contact
Datatrics CDP now Spotler Activate
View Project
CDP
Professional

Datatrics (now Spotler)

Customer Data Platform now part of Spotler Activate—profile unification, 200+ marketing/commerce integrations, dual Symfony/Laravel APIs, segmentation, and journey activation.

Symfony Laravel MongoDB
View Project   Case Study   Contact
MoneyNetInt fintech platform
View Project
Fintech
Professional

MoneyNetInt

Fintech platform for cross-border payments and banking workflows—Spring Boot microservices, Oracle, AES-256 encryption, and compliance-oriented account and transfer operations.

Spring Boot Oracle AES-256
View Project   Case Study   Contact
FantasyPros sports fantasy platform
View Project
Sports Fantasy
Professional

FantasyPros

Sports fantasy platform engineering—real-money NFL contests, live scoring pipelines, wallet flows, and league import shipped against hard season kickoff deadlines.

React LoopBack PostgreSQL
View Project   Case Study   Contact
AdInvestor advertising platform
View Project
Ad Tech
Professional

AdInvestor

Advertising platform at adinvestor.co—campaign management, bidding workflows, and real-time dashboards for Google, Microsoft, and Meta performance ops.

React Node Real-time
View Project   Case Study   Contact
Healthcare Access Eligibility Platform
Case Study
Enterprise Healthcare
Professional

Healthcare Access Eligibility Platform

Enterprise eligibility platform—React 19 frontend and Python Lambda backend on AWS, with WCAG accessibility and secure service-to-service flows.

React 19 Python Lambda AWS
Case Study   Contact
Municipal Civic Portal
Case Study
Civic portal
Professional

Municipal Civic Portal

Municipal civic portal—Node.js/Express with MongoDB sessions, AWS S3 document workflows, and server-rendered admin tooling for city operations staff.

Node.js Express MongoDB
Case Study   Contact
Mirrlo financial life simulator
Live product
Fintech
Independent product · Live

Mirrlo

India-first financial life simulator with 30-year projections, FIRE scenarios, and Razorpay subscriptions at mirrlo.com. Built end-to-end as an independent side product.

React Django Supabase
View Project   Case Study   Contact
PsychePoint mental health marketplace
Live product
Healthcare SaaS
Independent product · Live

PsychePoint

Mental health marketplace at app.psychepoint.com—verified providers, booking, Razorpay payments, and multi-role clinic dashboards. Independent product work alongside professional delivery.

React Django Razorpay
View Project   Case Study   Contact
Independent tools

Small systems for thinking clearly

When a question is better answered with a working model than a long explanation, I build one. These are practical tools for money, work and time—kept running because they stay useful.

Money & independence

Models for savings, withdrawals, purchasing power and long-horizon financial scenarios.

FIRE path

Estimate independence age and corpus needs in INR, USD or EUR.

Open

PPP salary comparison

Compare cross-border pay using World Bank purchasing-power indices.

Open

Savings growth

Project compound growth from contribution rates and targets.

Open

Systematic withdrawals

Plan retirement income drawn from a mutual-fund corpus.

Open

Personal finance scenarios

Multi-year projections with assumptions you can change.

Open

India household lab

Explore net worth, income and debt scenarios in an Indian context.

Open

Work & earning

A structured look at how income is earned across India—beyond a single job title.

India work & earning landscape

Catalog of salaried paths, gig work and adjacent ways people earn.

Open

Time & habits

Simple interfaces for seeing time clearly and keeping promises to yourself.

Life in weeks

A week-by-week grid for long-horizon perspective.

Open

Daily streaks

Track habits you actually intend to keep.

Open
External proof

Work that has travelled beyond this website

Selected articles have been cited in academic publications and independently referenced by writers, developers and technology practitioners. Publication platforms are listed separately from independent recognition.

Academic citation

Mastering Assembly Language

Cited in a 2025 scholarly article on organizing the learning environment for low-level programming (Central Ukrainian State University).

View journal article
Academic reference

The Joy of Research as a Hobby

Referenced in a 2025 journal article on hobby-driven learning and entrepreneurship (Journal of Informatics Education and Research).

View journal PDF
Developer publications

Published across developer media

Articles syndicated and published on GoPenAI, Medium, HackerNoon, DEV, and Hashnode etc.

See syndicated work
External mentions

Independent references

Mentioned by writers on Substack and LinkedIn, and referenced in professional articles including AI tooling guides.

See mentions
Academic citations Developer publications Newsletter references Professional mentions
View citations & mentions

Capabilities

From ambiguity to production

I work best on systems where the difficult part is not merely writing code, but understanding the domain, choosing the right boundaries and delivering something that remains dependable after launch.

Architecture and backend systems

System design, API boundaries, data modelling, background processing, performance and security-conscious delivery across Django/Python and related stacks.

  • System architecture and trade-offs
  • API design and data modelling
  • Background jobs and reliability
  • Performance and operational constraints

Product engineering

Full-stack SaaS and product work—from multi-role workflows and payments to interfaces that support real operating environments.

  • Django, React and Vue product delivery
  • Multi-role workflows and permissions
  • Payments and subscriptions
  • MVP-to-production ownership

Cloud and production delivery

Shipping and operating software on cloud infrastructure with deployment discipline, observability and durable architecture choices.

  • AWS architecture and deployment
  • Docker and CI/CD
  • Observability and reliability
  • Scaling for actual traffic patterns

Technical leadership

Architecture reviews, modernization paths and small-team technical leadership for founders and engineering teams solving consequential problems.

  • Architecture reviews and roadmaps
  • Legacy modernization
  • Founder and engineering collaboration
  • Clear handovers and documentation

Open to selective senior engineering, architecture and product-development engagements.

Start a conversation


Colleague & client perspective

What collaborators say

Enterprise Scale

Technical Leadership

ROAI Pvt. Ltd. • Paris, France

"Ahmad's strategic approach to software architecture transformed our entire development process. As our Technical Lead, he established architectural patterns that continue to serve us years later."

Laurent Jordi
Chief Technology Officer
ROAI Pvt. Ltd.
AI Innovation

Data Analytics Platform

SpiderOrb • Analytics Solutions

"Working with Ahmad has been transformative for our organization. His expertise in full-stack development, cloud architecture, and AI/ML integration enabled us to build a sophisticated analytics platform that processes millions of data points daily. He has an excellent work track record, is well organized, can work independently, and is able to effectively multi-task to ensure that all projects are completed on time. It must be mentioned that he is an asset to any organization."

Navkirat Singh
Director of Technology
SpiderOrb

"I know Ahmad personally and professionally, and I can confidently say he is an invaluable asset to any team. As a lead software engineer, Ahmad brings a wealth of expertise in Python, Django, Laravel, Docker, and more.

His ability to navigate complex projects with ease and his commitment to delivering high-quality solutions are truly commendable. I wholeheartedly recommend Ahmad for any role that demands excellence in software engineering. His dedication, expertise, and positive attitude make him a standout colleague and an asset to any organization.

S K
Google Cloud Certified Associate Cloud Engineer

"Ahmad played an instrumental role in the development and optimization of high-performance web applications using PHP, Laravel, and the MERN stack, seamlessly integrating SQL databases. His deep technical expertise and problem-solving abilities were evident as he quickly grasped and implemented complex concepts, even in areas outside his prior experience.

Ahmad consistently delivered robust, scalable solutions across both front-end and back-end, ensuring efficient and performant applications. During his time with us, he demonstrated strong leadership qualities, exceptional dedication, and the ability to collaborate effectively within multidisciplinary teams."

Legacy → Modern Scalable
Carlton D
Co-Founder


Working together

Have a complicated system to build or improve?

I’m open to selective work involving product engineering, software architecture, platform modernization and technically demanding web applications.

Start a conversation

Share the problem, current stage and what kind of help you are looking for.

I usually reply within a day or two.
Remote · Worldwide

How to reach me

Email works. A thoughtful brief works better.

Location
Remote · Worldwide
Based in India; collaborate across time zones
Response
Usually within a day or two
Sometimes sooner; sometimes life gets in the way
Current Status
Available for New Projects
And always up for a good tech discussion


A small note

Clear problem statements travel farther than buzzwords. A cup of chai is optional—but welcome.