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Impact story · Lot 2605 · Spec sheet

01 / 04

Agentic AI for College Applications

Origin Scooler AI

May 2026 – Present

TypeScript · React · NestJS · Vercel AI SDK · MongoDB · AWS · Terraform · Docker · PostHog

  • 85+PRs landed in 6 weeks, build to launchLaunch
  • 5–10xfewer LLM inference round-tripsBrowser agent
  • 1,000+questions behind adaptive SAT prepTest prep

Overview · Origin story

Scooler AI is an agentic AI platform that helps students through college applications. As Lead Software Engineer, I led engineering from build to production launch, landing 85+ PRs in 6 weeks, and owned the platform's infrastructure, analytics and engineering process.

A browser agent that fills in the Common App — steerable, batched and held to an eval harness.

Brewing notes · Key contributions

How it was brewed

  1. Agent

    5–10xfewer inference round-trips

    Application Browser Agent

    Built a steerable browser agent that auto-fills Common App and university application forms. Batched tool calls cut LLM inference round-trips 5–10x, and an eval harness keeps the agent reliable.

    Visit Scooler AI

  2. Test prep

    1,000+question bank

    SAT Test Prep

    Built SAT prep with an adaptive diagnostic, AI-generated study plans, practice drills and full-length mock exams over a 1,000+ question bank.

  3. Assistant

    Skyelive web search and secure tools

    Agentic AI Assistant

    Made Skye, the in-app AI assistant, agentic by building live web search and secure tools over each student's profile, recommendations and essays.

  4. Infrastructure

    End to endAWS · Terraform · PostHog

    Infrastructure & Analytics

    Owned infrastructure and analytics end to end with AWS, Terraform, MongoDB, Docker and PostHog.

  5. Process

    Engineering Process

    Established seed-stage engineering processes:

    • Automated weekly AI code-quality reviews
    • Jira epics and stories, RFCs and ADRs
    • Multi-agent workflows to parallelize delivery

Impact story · Lot 2404 · Spec sheet

02 / 04

Product Feedback & Scaling Operations

Origin Peppermint

Apr 2024 – Present

Next.js · NestJS · TypeScript · Vercel AI SDK · MongoDB · AWS

  • 10,000+testers onboarded within the first monthTesters' app
  • 50xfaster data-intensive operationsQuery + caching
  • $1,000+organic revenue within 3 monthsUsability tests
  • V1released after the MVPTeam
  • Kudaamong the clients gathering feedbackAdoption

Roast phases · Apr 2024Present, to scale

  • Maillard · Apr 2024 Jan 2026 · 21 mo

    Lead Software Engineer

  • Development · Jan 2026 – now

    Fractional Head of Engineering

Overview · Origin story

Peppermint develops digital tools to help companies collect and analyze product feedback. Starting as Lead Software Engineer, I directed engineering efforts to build user-facing applications that enhanced the product feedback process. In January 2026, I transitioned to Fractional Head of Engineering — leading engineering strategy, technical direction, and cross-functional alignment.

The AI-powered product feedback application became the core of Peppermint's offering.

Brewing notes · Key contributions

How it was brewed

  1. Core product

    $1,000+organic revenue in 3 months

    Product Feedback Application

    Directed engineering efforts to create an AI-powered product feedback application that allowed clients (e.g Kuda) to gather, organize, and analyze detailed feedback from testers. This tool is the core part of Peppermint's offerings, enabling more informed product development decisions.

    Built AI-powered pipelines with LLMs to generate usability study reports, improving feedback insights for clients.

    Enabled the company to organically generate $1,000+ in revenue within 3 months by architecting in-app usability tests and surveys, validating early product-market fit.

    Visit Peppermint

  2. Adoption

    10,000+testers in the first month

    Testers' Application Development

    I led the development of a testers' application that helped onboard 10,000+ testers within the first month. The platform was designed for ease of use, and its intuitive interface helped drive high adoption rates among new testers.

    Visit the testers' application

  3. Performance

    50xfaster data-intensive operations

    Performance Optimization & Scaling

    I led the efforts that made data intensive operations 50x faster through query optimizations and caching.

  4. Payments

    Mintswallet, integrated with Stripe

    Wallet System Implementation

    Implemented the wallet (mints) system integrated with Stripe to streamline cash flows, enabling seamless transactions for both clients and testers.

  5. Team

    V1released after the MVP

    Technical Leadership

    I took the lead in assessing new engineering hires, ensuring the team continued to grow with skilled developers. My leadership in recruitment helped maintain the quality and velocity of the engineering team as we expanded, leading to the successful release of Peppermint V1, following the MVP.

  6. Leadership

    2026from January

    Fractional Head of Engineering

    Transitioned to Fractional Head of Engineering in January 2026, taking on broader responsibilities including engineering strategy, technical direction, and cross-functional alignment.

Impact story · Lot 2401 · Spec sheet

03 / 04

Blue-Collar Empowerment Infrastructure

Origin LaborHack

Jan 2024 – May 2026

TypeScript · React · Node.js · GraphQL · MongoDB · AWS · Docker

  • ₦45m+revenue from three product linesProduct lines
  • 99.9%uptime across deploymentsReleases
  • 5,000+artisans presenting their work with AIPortfolios
  • 1,000+homeowners connected with skilled laborHome maintenance
  • 40%fewer rollback incidentsUnit tests

Overview · Origin story

LaborHack is a platform that connects skilled blue-collar artisans to jobs, training, and income opportunities. As part of a distributed engineering team, I contributed to the architecture and implementation of several core systems that powered growth, retention, and automation across the platform.

Artisan recruitment, home maintenance and AI portfolios — over ₦45m in revenue.

Brewing notes · Key contributions

How it was brewed

  1. Product lines

    ₦45m+revenue across three products

    Artisan Recruitment & Home Maintenance Tools

    Collaborated cross-functionally to build and launch three product lines that generated over ₦45m in revenue:

    • Artisan recruitment products, as well as a community management tool for businesses, accelerating onboarding and increasing partner satisfaction.
    • A home maintenance product that connects 1,000+ homeowners with skilled labor, increasing company revenue.

    Businesses Homeowners

  2. Portfolios

    5,000+artisans

    AI-Driven Artisan Portfolio System

    Contributed to the design and engineering of a portfolio builder that leverages AI to help 5,000+ artisans present their experience, skills, and past work.

    This tool exposes artisans to higher-value jobs.

    View Portfolio

  3. Integrations

    B2BREST API for third parties

    Facility Maintenance REST API

    Built a REST API that allows external third-party companies to outsource facility maintenance to LaborHack's network of vetted artisans, opening up a new B2B integration channel.

    API Documentation

  4. Payouts

    Semi-Automated Payout System

    Architected and implemented a payout workflow that streamlined payments to artisans and referrers.

    • Reduced processing time
    • Improved the quality of life of the customer success team
  5. Analytics

    3product dashboards

    Analytics & Funnel Optimization

    Managed and implemented analytics dashboards for three key products using MongoDB Charts and Google Analytics.

    • Tracked usage, user behavior, and drop-offs to guide feature improvements
    • Played a key role in reducing churn and improving activation
  6. Releases

    40%fewer rollback incidents

    Deployment & Release Engineering

    Improved the reliability and flexibility of releases by:

    • Introducing feature toggles to control rollout
    • Writing unit tests that boosted confidence in deployments and reduced rollback incidents by 40%
  7. Visibility

    28%more organic traffic

    SEO & Visibility

    Enhanced the company's online visibility through collaborative SEO strategies with the marketing team.

    • Boosted organic traffic by 28% and improved the platform's visibility in search engines by 21%

Impact story · Lot 2309 · Spec sheet

04 / 04

Building a Lifestyle Super App and Web Platform

Origin Wynk

Sep 2023 – Apr 2024

JavaScript · Node.js · Express · React

  • 55%retention increase after a React rebuildWeb app
  • 4hires: 3 software developers and 1 product designerHiring
  • Node.jsserver side for the super app's financial servicesFinancial services

Overview · Origin story

At Wynk, I worked within a cross-functional team on the Wynk Super App, focusing on financial services modules. I rebuilt the company's web application with React, which increased retention by 55%. I also contributed to team growth by evaluating candidates and documenting systems comprehensively.

Rebuilding the web application in React lifted retention by 55%.

Brewing notes · Key contributions

How it was brewed

  1. Financial services

    Node.jsand Express, server side

    Wynk Super App – Financial Services

    Collaborated with product, design, and QA to build a lifestyle super app and my main focus was to implement the server side for the application's financial services using Node.js and Express.

    Wynk on Google Play

  2. Web app

    +55%retention

    Web Application Rebuild

    I rebuilt the company's web application with React, improving visual appeal, user experience and making actionable items clearer. This resulted in a 55% increase in retention.

    Visit Wynk

  3. Team

    4hires who accelerated delivery

    Hiring & Team Scaling

    Assessed technical and cultural fit of candidates, leading to the hiring of 3 software developers and 1 product designer who accelerated delivery.

  4. Docs

    Documentation

    Authored thorough documentation across Wynk-related software to improve onboarding and maintenance.


Contact · Orders open

Let's build something worth pouring.

chukwuemelie.ezenwa@gmail.com

Roasted by Chukwuemelie Jason Obumse

Lot CJO-2309 · © 2026