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Pratik Dani

Fractional CTO for data and AI products

I design, build and run the systems that turn public web data into products: APIs, pipelines, scrapers and agents.

Let's talkOpen to one new engagement

About

I'm Pratik. Since 2023 I've run Datamagnet end to end: a real-time API for B2B people and company data, from the edge router and the API to the PostgreSQL warehouse, billing, docs and sales. It returns 75+ fields per profile in under 200 ms.

Alongside it I publish 95 scrapers on Apify that have run 2.6 million times, and I build the agent pipelines that keep both businesses moving: content, prospecting and scraper generation, each with gates so they run unattended.

Before founding anything I spent five years shipping NLP models at Accenture, Capgemini and Xceedance. Now I take on a small number of fractional engagements with founders who need that mix: someone who can design the system, build the first version, and run the team that takes it from there.

Services

  1. Data platforms and APIs

    The backend that turns messy sources into a stable product: ingestion, storage, search, rate limits and billing. I run one in production today.

    • FastAPI
    • PostgreSQL
    • Redis
    • Cloudflare Workers
  2. AI agents that ship

    Agent pipelines with real quality gates, cost budgets and human checkpoints, so they run unattended and fail loudly instead of quietly.

    • Claude Agent SDK
    • LangGraph
    • MCP
  3. Scrapers and data collection

    Collection at scale, with the retries, error isolation and cost tracking that keep it reliable. I know what breaks and what it costs.

    • Apify
    • Python
    • Playwright
  4. Technical leadership

    Architecture reviews, hiring loops, vendor and cloud cost decisions, and a written plan the founders can hold me to.

    • AWS
    • GCP
    • Terraform

Engagement

  1. 4 to 8 hours a month

    Advisory

    A standing call plus async review. Architecture decisions, hiring loops, and a second opinion before you sign a vendor contract.

  2. 1 to 2 days a week

    Fractional CTO

    I own the technical roadmap, run planning and reviews with your engineers, and report to the founders in writing.

  3. Fixed scope

    Build

    I build the first version of the system myself, document it, and hand it to your team or keep running it with them.

The first 30 days

  1. 1.A written assessment of the codebase, infrastructure, security posture and cloud spend.
  2. 2.An architecture decision log: what we keep, what we replace, and why.
  3. 3.A hiring plan or a delivery plan, whichever you need first, with 60- and 90-day checkpoints.

A good fit

  • Founder-led companies whose product is data, an API or an AI agent
  • Teams with engineers but nobody senior enough to make the tradeoffs
  • Products that collect, enrich or serve web data at scale

Not a fit

  • Mobile apps or design-led consumer products
  • A CTO title on the deck with no change to how the team ships
  • Anything that needs me on site; I work remotely from Gurgaon

Experience

  1. 2023 – now

    Founder & CEO · Datamagnet

    Built and run the company end to end: product, infrastructure, billing, sales and content. Cold outbound I designed and ran brought 300% more sign-ups.

    • Python
    • Flask
    • FastAPI
    • PostgreSQL
    • AWS
    • GCP
    • Next.js
  2. 2021 – 2026

    Data Science Consultant · Accenture

    Built a hiring accelerator that made job-description writing 200% faster and cut time-to-hire by 50%, plus early LLM tools for natural-language-to-SQL.

    • Python
    • LLMs
    • NER
    • XGBoost
  3. 2019 – 2021

    Data Scientist, NLP · Capgemini

    Fine-tuned an XLNet compliance classifier to F1 97+, running 1,000+ documents each weekend through a CI/CD pipeline to OpenShift.

    • XLNet
    • Docker
    • Jenkins
    • OpenShift
  4. 2018 – 2019

    Data Science Analyst · Xceedance

    An LSTM entity extractor pulling 27 fields at F1 94+ doubled the insurance operations team's processing capacity.

    • LSTM
    • NER
    • Python
  5. 2014 – 2018

    B.Tech, Applied Petroleum Engineering · UPES, Dehradun

Projects

  1. Datamagnet

    Live · 2023 – now

    Real-time B2B people and company data API

    • Python
    • Flask
    • gunicorn
    • FastAPI
    • SQLAlchemy
  2. Datamagnet Signals

    Live · 2026 – now

    Scheduled monitors that turn LinkedIn activity into webhook alerts

    • Python 3.13
    • FastAPI
    • psycopg2
    • Pydantic
    • PostgreSQL
  3. Data Slayer

    Live · 2024 – now

    95 pay-per-result social media scrapers on Apify Store

    • Python 3.11
    • Apify SDK
    • asyncio
    • aiohttp and httpx
    • JSON input and output schemas
  4. Blogpipe

    Internal · 2026

    Autonomous blog pipeline with quality gates, from topic to published post

    • Python 3.13
    • Claude Agent SDK
    • Streamlit
    • Node.js (publish script)
    • PostgreSQL
  5. Actor Creator Agent

    Internal · 2026

    Agent pipeline that turns an API manifest into a published Apify actor

    • Python 3.13
    • FastAPI
    • Celery
    • SQLAlchemy (async)
    • Alembic
  6. Honeyguide

    Live · 2026

    Self-updating catalogue site for 95 Apify scrapers

    • Next.js 16 (App Router)
    • React 19
    • Tailwind CSS 4
    • MDX
    • Python 3 pipeline
View all 12 projects

Contact

Working on something that needs a data or AI backend, or a technical lead for a few days a week? Email [email protected] or use the form. I reply within two working days.