Jaspreet Singh
Full-Stack Developer · Founder
Full-stack developer and founder building production-grade web, mobile, SaaS, and business systems for companies in India and worldwide.
Founder of Qooper Labs ↗ — technology studio
7+
Years building production software
15+
Production systems shipped
Web, Mobile & SaaS
Platforms covered
India & worldwide
Clients served
Selected Work
Production systems
Real projects, real problems, real outcomes — from idea through to deployment.
Infrastructure
How I Ship
Systems thinking from local dev to production. Every project ships with a real deployment strategy.
Deployment
Vercel · VPS (Nginx) · Supabase
Zero-downtime deploy, edge functions, managed Postgres, custom architecture for any project size.
CI/CD
GitHub Actions
Automated lint → type-check → build → deploy pipeline on every push.
Automation
Webhooks · Cron jobs · Realtime subscriptions
Auto-scheduling, background sync, Supabase Realtime for live data.
Observability
Error Tracking · Logs · Uptime · Alerts
Full observability stack: error tracking with source maps, structured logging, uptime checking, and real-time alerts — every production system is instrumented from day one.
Security
Row Level Security · Bot protection · RBAC
Postgres RLS for tenant isolation, permission-based access control, bot protection on public endpoints.
✓ Build completed in 23s
✓ Tests passed (142 passing, 0 failing)
✓ Docker image pushed → registry
✓ Deployed to production · 0 downtime
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Engineering Philosophy
How I Think
Engineering isn't just about writing code. It's about making the right decisions under constraints.
01
Understand the system
Before writing code, I map data flows, user journeys, and failure modes. Architecture diagrams come before component trees.
02
Ship incrementally
I break every feature into deployable increments. Each PR is a complete, tested unit. Big-bang releases are a code smell.
03
Automate everything repeatable
If I do something twice, the third time is automated. CI/CD, data backups, alerts — machines handle the repetitive work.
04
Optimize with evidence
I profile before optimizing. Lighthouse scores, query plans, and real user metrics drive performance decisions — not intuition.
Technology Partner
Technology partner for businesses
I'm not just available to write code. I help businesses turn ideas, operational problems, and manual processes into reliable software — from initial architecture through to production deployment and long-term maintenance.
Not sure which service fits your problem?
Tell me what you're trying to build — I'll tell you what's needed.
Services
What I build
End-to-end software development — from architecture to deployment.
Studio
Building beyond individual projects
Qooper Labs — Packaging Technology Studio
Qooper Labs is the technology company founded by Jaspreet Singh, building a full enterprise network for the packaging industry — connecting customers, manufacturers, and auditors on a single platform, with a suite of software tools to drive productivity and automation across every layer of the packaging supply chain.
LoopPack — Packaging enterprise network — marketplace, procurement, compliance
ProofCheck — Automated pre-press artwork verification for manufacturers
Ink Kitchen — Ink and waste management for packaging production

Philosophy
The attitude behind the code:Code.
My first passion was understanding how complex systems work together — that grew into a passion for finding the shortest path from a business goal to the right technical solution.
Great software is invisible. It should be so easy to use that the person using it forgets there's a machine behind it. That's the standard I hold my architecture to.
Outside of that, you'll find me architecting systems, contributing to open source, or mentoring the next generation of engineers.
Process
How I work
From the first conversation to a running production system — a deliberate process that avoids the common failure modes of software projects.
Understand the problem
Before writing any code, I learn your business: the operational context, the real problem, and what success looks like. Most software failures start with misunderstood requirements.
Design the architecture
I map the data model, system boundaries, user flows, and technical decisions before building. Architecture decisions made early are cheap — the same decisions made after building are expensive.
Build incrementally
I break every feature into deployable increments. You see progress early and can redirect before we've built too far in the wrong direction. No big-bang launches.
Ship to production
Every project I deliver ships with a real deployment strategy — CI/CD pipelines, monitoring, error tracking, and uptime checks — not just a working dev environment.
Maintain and evolve
Software doesn't end at launch. I remain available for maintenance, performance improvements, new features, and integrations — as a long-term technology partner, not a one-off vendor.
Let's work together
Have a software idea or a problem worth solving?
Let's talk about what you're trying to build.