ALI ANJUM / BACKEND & APPLIED AI

I build the systems
that make products
work in the real world.

Reliable backends. Useful AI. Faster data.
I help founders and product teams move from technical blockers to production.

Discuss your project Explore selected work

Based in Turin, Italy · Working globally

8+years in production

Toptalvetted engineering talent

AI + APIsfrom idea to delivery

30×measured query improvement

01 / SELECTED WORK

Built to do useful work.

Production systems with outcomes you can measure.

AI · SALES OPERATIONS

An agent that turns noisy leads into sales-ready conversations.

A multi-LLM qualification system using OpenAI and Claude, connected directly to the CRM. It scores, explains, and routes high-potential leads without adding another inbox for the team.

OpenAIClaudeNode.jsPostgreSQL

AIlead qualification

AI · CONSUMER PRODUCT

A travel planner that goes from idea to itinerary in seconds.

Travel Junior creates complete, personalized trip plans with Google Gemini. The production app pairs a focused planning experience with a Fastify backend built to serve real travelers.

GeminiFastifyTypeScriptFly.io

Visit live product

LIVEproduct in production

DATA · PERFORMANCE

Thirty million records. Two-second answers.

A redesigned indexing and aggregation strategy brought critical time-series queries down from a full minute to two seconds—without hiding the problem behind more infrastructure.

MongoDBTime-Series DataPerformance

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30×faster data retrieval

02 / HOW I HELP

Make AI useful.
Make systems last.

I help teams turn ambitious product ideas into calm, dependable software.

The interesting work lives between the demo and the real world: architecture choices, messy data, graceful failure, observability, and speed. That’s where I’m most useful.

AI AGENTS & LLMsBACKEND ARCHITECTUREDATA & PERFORMANCEPRODUCT DELIVERY

CLIENT NOTE

“He improved the previous Node.js codebase and made it run nearly 20× faster.”

— Upwork client · Query optimization project

03 / EXPERIENCE

Engineering depth.
Product perspective.

Building across AI, payments, travel, telecom, operations, and developer infrastructure.

Download résumé

2023—2026

Team Lead, Node.js

Toptal clientAI qualification systems and payment infrastructure across operations and sales.

2022—2023

Node.js Engineer

Upwork · Top RatedTwo MVP backends built from zero, complex integrations, and a 30× database performance improvement.

2021—2022

Full-Stack Developer

Spindox · Vodafone ItalyProduction services, CI/CD pipelines, and observability with Grafana and Prometheus.

EDUCATION

MSc Computer Engineering · Politecnico di Torino
BSc Software Engineering · NUST

04 / LET’S BUILD

Let’s solve your
next hard problem.

Tell me what you’re building, where it’s stuck, and what success looks like. I’ll reply with a clear next step.

Discuss your project