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Jeffrey Lin
Mid-Level Software Engineer specializing in Cloud Platform & Automation
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Software engineer at Wrap who built production AWS Lambda services for large-scale Parquet dataset generation (50k+ records) and a synthetic traffic/lead generation system using Python, Playwright, and Jenkins. Also built and deployed a full-stack hobby product (MyAnimeListRanker) that ingests MyAnimeList user data and uses an Elo-based ranking workflow, with operational guardrails like rate limiting and monitoring via Vercel/logs.
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Key Strengths
- Optimized data generation pipeline by removing CSV intermediate step (buffer-to-Parquet) to eliminate bottleneck
- Built and deployed an AWS Lambda service generating large Parquet datasets (50,000+ records) for performance testing
- End-to-end ownership of a full-stack product from ideation through deployment (MyAnimeListRanker)
- Designed and implemented an Elo-based ranking workflow with user matchups
- Built automated synthetic lead/traffic generation using Python + Playwright, deployed via Jenkins
- Implements production guardrails like rate limiting and monitors via logs/manual QA
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