Principal Software Engineer
Pubgenius Inc.
contract
Posted on:
Location Type: Remote
Location: United States
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Job Level
About the role
- End-to-end technical ownership of a high-revenue web platform and mobile app
- Architecture design and long-term technical strategy
- Server-side rendering pipeline using Node.js, Fastify 5, and React 19
- Data layer across MySQL and BigQuery
- GCP infrastructure including Cloud Run, Cloud Build, and Global Load Balancer
- Ad-tech integrations including Google Ad Manager, GTM, GTag, and GPT.js
- Performance optimization at scale, where every millisecond counts
- ML pipeline maintenance and optimization for ad-tech performance
Requirements
- Node.js with TypeScript in production
- React in a server-side rendering context
- MySQL including database design, query optimization, and ORM usage
- BigQuery for querying and managing large-scale datasets
- GCP with hands-on experience in Cloud Run, Cloud Build, Cloud SQL, and Load Balancing. GCP certification is a significant bonus.
- Ad-tech industry experience including ad serving, yield optimization, and programmatic advertising
- Affiliate marketing experience, particularly with Anura and Everflow
- Cloudflare including CDN configuration, caching strategies, and Workers
- Fastify, especially Fastify 5 patterns
- Flutter for mobile app contribution
- Golang or Rust for high-performance service work
- Machine learning applied to ad-tech optimization (not LLMs or agents)
- Experience in DeFi, crypto, NFT, blockchain, fintech, or healthcare verticals
Benefits
- Fully remote work
- Flexible hours
- Paid vacation and sick days
Applicant Tracking System Keywords
Tip: use these terms in your resume and cover letter to boost ATS matches.
Hard Skills & Tools
Node.jsTypeScriptReactMySQLBigQueryGCPFastifyFlutterGolangRust
Certifications
GCP certification