CAREER INTELLIGENCE & FULL-STACK CASE STUDY

OneTrack Platform

AI-powered job search and application management platform bringing career intelligence, salary benchmarks, and outreach automation into one place.

Role
Product Developer & Full-Stack DeveloperDirect Ownership
Timeline
2026 – PresentActive Lifecycle
Stack
Next.jsTypeScriptSupabase RLSAI / LLMTailwind CSSPWA
Status
DeployedProduction Verified
From Problem to Product
FROM NEED TO PRODUCTION
INPUTS
Scattered job applications across 100+ portals
Opaque compensation data & hidden salary tiers
Generic low-converting cold recruiter outreach
CORE SYSTEM
Next.js App Router
Supabase RLS & Clerk
AI Cold Outreach Model
Installable PWA Engine
OUTPUTS
High-Velocity Pipeline Funnel (Applied → Offer)
Real-Time Top 1% & 50% Salary Intelligence
One-Click Tailored Cold Emails & CSV Data Export
1. LOG & TRACK
2. INTELLIGENCE
3. OUTREACH
02 / PRODUCT SHOWCASE

Web Platform & Mobile Interface

Production Builds
OneTrack Web Platform
Live Platform · onetrack-ub.vercel.app
onetrack-ub.vercel.app/dashboard
OneTrack Product Interface
Search Command Center & Live Dashboard · Real-Time Salary Benchmarks, Application Streaks, KPI Funnel & Dark/Light Theme Support
onetrack-ub.vercel.app/settings
OneTrack Interface Details
Config & Environment Settings · Clerk Auth, 100% Private Supabase RLS Isolation & Weekly Target Velocity
Problem vs. Resolution Matrix
FRICTION ANALYSIS
Friction 01

Chaotic Spreadsheets & Stage Decay

Job seekers lose high-value opportunities tracking applications across bloated, manual spreadsheets with zero follow-up triggers or stage accountability.

Resolution

Unified high-velocity pipeline dashboard with instant 5-second logging across Applied, In Progress, Interview, Follow-Up, and Rejected stages.

Friction 02

Opaque Compensation Benchmarks

Candidates enter negotiations blind without knowing real-time market compensation tiers or top 1% vs. 50% percentile ranges for their target roles.

Resolution

AI-powered real-time salary intelligence delivering granular compensation percentiles across experience tiers and role locations.

Friction 03

Low-Converting Cold Outreach

Sending generic cold messages results in near-zero recruiter reply rates, while writing bespoke emails for every opening eats up hours of search time.

Resolution

Integrated AI cold email generator crafting tailored, high-converting outreach based on candidate credentials and hiring manager context.

Scope Discipline: Features Killed
WHAT WE SAID NO TO
Automated Bot Auto-Apply to Hundreds of Roles
Why Rejected

Spamming job boards with generic auto-submits triggers ATS blacklists, destroys candidate credibility, and yields negative interview outcomes.

Shipped Instead

High-velocity 5-second manual logging with targeted AI cold outreach to real hiring managers.

Public Social Job Board / Job Feed Scraper
Why Rejected

Competing with LinkedIn/Indeed adds massive scraping maintenance overhead without solving the candidate's core problem: managing active pipelines.

Shipped Instead

Focused career command center with real-time AI salary percentiles and stage funnel progression.

Heavy Browser Extension with Intrusive DOM Permissions
Why Rejected

Extensions requiring broad tab access raise security concerns and frequently break when LinkedIn or job boards update their DOM.

Shipped Instead

Lightweight, installable PWA with 5-second quick-log modals and offline caching.

Mandatory Paid Subscriptions for Basic Tracking
Why Rejected

Job seekers are often unemployed and sensitive to upfront SaaS paywalls, which creates massive churn during early discovery.

Shipped Instead

100% free core application tracking with private RLS database isolation.

Engineering & Architecture Ownership
LEADERSHIP & EXECUTION
End-to-End Product Engineering: Built the entire platform from scratch using Next.js, React, TypeScript, Tailwind CSS, Supabase, and AI/LLM integrations.
Data Architecture & Isolation: Implemented Supabase PostgreSQL with strict Row Level Security (RLS) and Clerk authentication to ensure 100% private user data isolation.
AI Outreach & Intelligence Pipeline: Integrated LLM models to generate personalized cold emails and calculate real-time market compensation percentiles (top 1% vs 50%).
PWA & Offline Capability: Configured Progressive Web App architecture allowing instant sub-5-second application logging on mobile and desktop even on spotty networks.
Export & Analytics Engine: Built application velocity streak tracking and instant CSV data export for complete pipeline portability.

Architectural Trade-offs

Strict Row Level Security (RLS) with Clerk-to-Supabase JWT passing

Why: Job search data contains sensitive compensation, company, and resume details. RLS guarantees complete tenant isolation at the database layer.

Trade-off: Required custom token exchange and claims mapping in Supabase SQL policies.

Progressive Web App (PWA) over native app store deployment

Why: Provides cross-platform installation on macOS, Windows, iOS, and Android without app store review delays or multi-codebase overhead.

Trade-off: Demanded careful service worker caching strategies for offline pipeline mutations.

Client-side CSV parsing and export generation

Why: Empowers candidates to own their career data and backup their entire pipeline instantly without waiting on background server queues.

Trade-off: Required strict schema normalization to format multi-stage history into standard CSV columns.

Shipped Deliverables

High-Velocity Application Tracker with stage funnels (Applied, In Progress, Interview, Follow-Up, Rejected).
AI Cold Email Generator with customizable tone and recipient context.
Real-Time Salary Compensation Tracker with top 1% and 50% percentile market benchmarks.
Application Streak & Velocity Engine with weekly target tracking.
Installable PWA with offline logging and sub-5-second entry modals.
One-Click CSV Export for complete career pipeline data portability.
● Shipped live to production on Vercel with active job seekers managing pipelines and generating personalized cold outreach.