Senior Software Engineer

Shaban Khawar

Full-stack engineer across frontend, backend and DevOps.

Next.js and React, Django and Node, AWS and Terraform. Five years of shipping products and running them in production, with an AI-native workflow.

Portrait of Shaban Khawar
01

Frontend

Role-based apps in Next.js and React, typed end to end and localised.

02

Backend

Django, Express and NestJS services, billing, queues and integrations.

03

DevOps

AWS in Terraform, CI/CD pipelines, health-gated deploys and monitoring.

04

Regulated domains

US healthcare (EHR, clearinghouses, HIPAA) and Swiss AML compliance.

// selected work

Things I shipped

AI products, compliance software, voice platforms and collaboration tools, taken end to end.

Cleft Notes screenshot
01Fullstack Engineer

Cleft Notescleftnotes.com

AI-powered app that turns voice memos into written, summarized notes.

10,000+

users

1,400+

paying subscribers

  • Built the core AI pipeline: Whisper transcription + OpenAI summarization, with encrypted storage in PostgreSQL and S3.
  • Scaled the platform to 10,000+ users and 1,400+ paying subscribers.
  • Migrated the backend from PHP to Express.js, deployed on AWS EC2 via Elastic Beanstalk.
  • Built subscription billing with Stripe, later syncing all customers to RevenueCat; integrated Notion and Google Docs via Nango.
  • Engineered a Lambda + FFmpeg function for audio merging; shipped public note-sharing in Next.js.

Express.js · OpenAI · Whisper · PostgreSQL · AWS · Stripe · RevenueCat · FFmpeg · Next.js

aws · eu-central-2 · terraform

Portals
AdminFinancial intermediaryClient
Edge
ALBnginx TLS
App
Next.jsDjango / DRFCelery
Data
RDS PostgresValkeyS3
02Lead Frontend & DevOps Engineer

GwG Plattformgwg-plattform.ch

Multi-tenant SaaS for Swiss anti-money-laundering (GwG) compliance: client onboarding, KYC dossiers, sanctions screening and annual self-declarations.

  • Led frontend architecture for a Next.js 16 / React 19 app serving three role-based portals, localised into four languages (de, fr, it, en).
  • Provisioned the production AWS infrastructure in Terraform: VPC, Graviton EC2 Auto Scaling behind an ALB, RDS PostgreSQL, ElastiCache Valkey, S3 and KMS, with CloudWatch alarms.
  • Built the GitHub Actions CI/CD: arm64 images on ECR, keyless OIDC deploys over SSM, and promotion of the staging-tested image to production behind health gates.
  • Backend work in Django / DRF, django-tenants and Celery: the self-declaration calculation engine, a platform settings API and evidence export.

Next.js · React · RTK Query · Django · Celery · PostgreSQL · AWS · Terraform · Docker · GitHub Actions

Calling All Kids screenshot
03Fullstack Engineer & Frontend Lead

Calling All Kidscalling-all-kids.com

Mobile kids-education platform built on voice-generation AI.

40%

voice cost cut

60%

less storage

10×

faster builds

  • Cut ElevenLabs voice spend by 40% with a content-addressed cache: audio chunks hashed by transcript and reused instead of regenerated.
  • Architected an AWS EFS + FFmpeg pipeline for real-time audio processing with sub-second retrieval, cutting storage bloat by 60%.
  • Migrated Create React App to Vite (10× faster builds) and introduced React Query, reducing API round-trips ~40%.

React · Vite · React Query · ElevenLabs · AWS EFS · FFmpeg · Tailwind

Yac screenshot
04Fullstack Developer

Yacyac.com

Async alternative to Slack and Zoom: meetings replaced by voice messages and screenshare recordings.

  • Core contributor to a major rewrite of the web app from React to Vue.
  • Applied dependency injection and inversion of control via InversifyJS.

Vue · React · InversifyJS · Node.js · Socket.io · AWS

Yac Send screenshot
05Fullstack Developer

Yac Sendsend.yac.com

Web app for sharing text, code snippets and files.

  • Built the upload flow with Uppy → AWS S3, with records in DynamoDB and share URLs with optional password protection.
  • Added a PrismJS code viewer with multi-language syntax highlighting.

Vue · Uppy · Express.js · AWS S3 · DynamoDB · PrismJS

// experience

Where I've worked

  1. Senior Software Engineer · Barq Dev

    Jun 2026 – Present

    • Senior engineer on client products, working across frontend, backend and cloud infrastructure.
  2. Fullstack Engineer · Brackets

    Jul 2025 – Jun 2026

    • Built healthcare systems for US clients (under NDA): EHR integrations, clearinghouse integrations and HIPAA-compliant system design.
    • Used AI-native workflows to bootstrap EHR-reliant applications, compressing scoping-to-prototype timelines.
  3. Backend Engineer · Cleft Notes

    Feb 2024 – May 2025

    • Owned the backend of an AI voice-notes product end to end (LLM pipeline, billing, infrastructure) through its growth past 10,000 users.
  4. Fullstack Engineer & Frontend Team Lead · Jinnbyte

    Jul 2023 – Oct 2024

    • Led the frontend team on a voice-AI education platform (Calling All Kids): sprint planning, ticket distribution and cross-functional coordination, with ad-hoc backend work.
  5. Fullstack Developer · Sofriendly & Yac.com

    Feb 2021 – Apr 2022

    • Fullstack development on Yac's async-communication products across React, Vue and Node.

// stack

What I work with

Languages
TypeScript, JavaScript, Python, SQL
Frontend
React, Next.js, Redux Toolkit / RTK Query, React Query, Zod, Tailwind CSS, Vue.js, Vite, Vitest
Backend
Django, Django REST Framework, Celery, Express.js, NestJS, Socket.io, Multi-tenancy (django-tenants)
Databases
PostgreSQL, MySQL, Redis / Valkey, MongoDB, DynamoDB, SQLite
DevOps & Cloud
AWS (EC2/ASG, ALB, RDS, ElastiCache, S3, ECR, SSM, KMS, CloudWatch, Lambda, CloudFront, EFS), Terraform, Docker, GitHub Actions, nginx, Sentry, GCP, Azure, Firebase
Healthcare
EHR integrations, Clearinghouse integrations, HIPAA-compliant system design
AI Tooling
Claude Code, OpenCode, Codex, Figma Make, MCP, OpenAI (GPT, Whisper), ElevenLabs

// about

In short

Senior full-stack engineer with 5+ years shipping production systems, from an AI voice-notes app with 10,000+ users to US healthcare integrations and a Swiss compliance platform. I work across frontend, backend and DevOps in equal measure, with an AI-native workflow.

Experience
5+ years
Range
Frontend · Backend · DevOps
Domains
Healthcare · Compliance · AI products
Workflow
AI-native