pubGENIUS

pubGENIUS

pubGENIUS is an international studio specializing in designing and developing full stack React/React Native + NodeJS applications for fintech, crypto, and healthcare industries. They engineer customized solutions for digital publishers to maximize reve...

Internet Software & Services
11-50
Founded 2016

Description

  • Own end-to-end technical leadership for a high-revenue web platform and mobile app.
  • Define architecture decisions and long-term technical strategy across the product stack.
  • Build and maintain the server-side rendering pipeline using Node.js, Fastify 5, and React 19.
  • Manage the data layer across MySQL and BigQuery.
  • Oversee GCP infrastructure, including Cloud Run, Cloud Build, Cloud SQL, and global load balancing.
  • Integrate and support ad-tech systems such as Google Ad Manager, GTM, GTag, and GPT.js.
  • Optimize site speed, server performance, and system scalability where milliseconds matter.
  • Maintain and improve the ML pipeline that powers ad-tech optimization.
  • Work directly with stakeholders to set technical direction and remove bottlenecks.
  • Ship production-grade code across web, mobile, and infrastructure systems.

Requirements

  • Production-proven experience with Node.js and TypeScript.
  • Strong experience using React in a server-side rendering context.
  • Hands-on experience with MySQL, including database design, query optimization, and ORM usage.
  • Experience querying and managing large-scale datasets with BigQuery.
  • Hands-on GCP experience with Cloud Run, Cloud Build, Cloud SQL, and load balancing.
  • GCP certification is a significant bonus.
  • Experience in ad-tech, including ad serving, yield optimization, or programmatic advertising, is preferred.
  • Affiliate marketing experience, especially with Anura and Everflow, is preferred.
  • Experience with Cloudflare, including CDN configuration, caching strategies, and Workers, is preferred.
  • Fastify experience, especially Fastify 5 patterns, is preferred.
  • Flutter experience for mobile app contribution is preferred.
  • Golang or Rust experience for high-performance service work is preferred.
  • Experience applying machine learning to ad-tech optimization is preferred.
  • Experience in DeFi, crypto, NFT, blockchain, fintech, or healthcare is preferred.
  • Full-time commitment is expected for this independent contractor role.
  • Must be located in the US, Canada, UK, Ireland, or the Netherlands.

Benefits

  • Fully remote work.
  • Flexible hours.
  • Paid vacation and sick days.
  • Competitive rate based on experience.
  • Direct application process with no staffing agencies or third-party recruiters.
  • Equal Opportunity Employer status with merit-based evaluation.

Interested in this position?

Apply directly on the company website

Apply Now

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