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Khaliun Gerel - Full-Stack Engineer in New York, NY

Khaliun Gerel

Senior Full-Stack Engineer specializing in cloud, web, and mobile platforms

GertechColumbia UniversityNew York, NY7 Years ExperienceSenior LevelWorks On-Site

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About

Full-stack product engineer who has owned end-to-end delivery of multi-client platforms: Finy (agriculture platform with 3 role-based web dashboards plus 2 field mobile apps) and Ugoku (Japanese studio platform with React/TypeScript dashboards, Node/Mongo backend, and mobile AR video playback). Strong in scalable architecture and performance—offline-first mobile for low connectivity, and AWS-based asynchronous video/AR processing with S3/CloudFront—plus building internal ops tools adopted quickly due to measurable workflow improvements.

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Key Strengths

  • Owned customer-facing products end-to-end across web and mobile (requirements through deployment and iteration)
  • Rapid iteration via role-based MVPs and incremental releases guided by direct user feedback
  • Designed shared backend APIs enabling parallel web/mobile development
  • Built offline-friendly mobile workflows for low-connectivity environments (caching, deferred sync)
  • Architected scalable TypeScript/React/Node systems with domain-based modular backend design
  • Scaled MongoDB-backed systems with indexing, query optimization, pagination, aggregation pipelines, and API caching
  • Designed media-heavy architecture using S3/CloudFront and asynchronous processing to keep clients responsive
  • Delivered internal operations dashboards that reduced manual tracking and errors; iterated based on ops feedback

Reference Highlights

Strongly Recommended
  • Highly efficient
  • Exceptional executor
  • Strong ownership mentality
  • Sees the big picture / systems thinking
  • Understands how small changes affect the whole system
  • Experience-driven product mindset
  • Natural team lead
  • Detects risks early
  • Drives critical decisions
  • Strong communication
  • Handles ambiguity and changing requirements well
  • Direct and effective client communication
  • Intuitive and considerate collaborator
  • Strong design sense beyond aesthetics
  • Quick to understand new concepts
  • Trusted to build scalable systems
  • Took full ownership of a product from scratch through monitoring

Khaliun's references speak for themselves. Let us connect you.

Experience

Full-Stack EngineerGertech Inc · Jan 2024 – Nov 2025
Frontend DeveloperTalentsnipe LLC · Nov 2023 – Nov 2025
Full-Stack EngineerNomads agritech innovations LLC · Jan 2023 – Dec 2023
Full-Stack EngineerPinkkiwi LLC · Jan 2019 – Dec 2022
Frontend DeveloperTalentsnipe · Nov 2023 – Aug 2024
Fullstack engineerGertech Inc · Jan 2024 – Aug 2024
Fullstack engineerNomads agritech innovations LLC · Jan 2023 – Dec 2023

Education

Columbia Universitymaster, Computer Science (Software Systems) (2025)
Mongolian University of Science and Technologybachelor, Computer Science (2018)

Languages

English

Certifications

AWS Certified Developer – AssociateAWS Certified Solutions Architect – Associate

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Typically responds within 24 hours

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Khaliun GerelSenior Full-Stack Engineer specializing in cloud, web, and mobile platforms