About Sergey Kojoian | Contra Sergey Kojoian

Sergey Kojoian

Sergey Kojoian

AWS Cloud Solutions For Your Business Needs

Ready for work

Sergey is ready for their next project!

Glendale, USA

Work Services About

Glendale, USA

Meet Sergey

I specialize in designing and developing scalable, reliable and highly available distributed systems on the AWS platform. As a Software Engineer at AWS, I work on a highly-available, distributed document storage and search service that backs Amazon Connect.

Additionally, I've had the opportunity to work on various other global-scale systems, such as the Amazon retail stack.

Identity verifiedVetted for secure and trusted collaboration.

Featured on

Best Jupyter Notebook freelancers to hire in 2026 Best English-speaking Jupyter Notebook freelancers to hire in 2026 Best Russian-speaking TypeScript freelancers to hire in 2026

Rate

$50 - $75/hr

Skills and tools

Cloud Infrastructure Architect Software Architect Software Engineer Backend Engineer Data Science Specialist Data Scientist Data Analyst DevOps Engineer Web Developer

Details

Glendale, USA

(GMT-8) Pacific Standard Time (PST), ±3 hours

Fluent in English and Russian

Join 50k+ companies and 1M+ independents

For independents

Contra Pro Manage freelance projects Get verified as an expert Find jobs Get discovered Sign contracts Send invoices Commission-free payments

For companies

For companies Manage team projects Share hiring workspace Post jobs Discover contractors Sign contracts Approve invoices Global payments & tax compliance

Use Cases

For companies For freelancers For creator tools For agencies For VCs

Resources

Partner networks Advertising Hackathons Creative Human Data Human Creativity Benchmark Human in the loop API Project-based hiring calculator Guide to flexible hiring Guide for agencies Creator tools awards Customer stories Blog FAQs for freelancers FAQs for companies Referrals

Hire Freelancers

Explore all Top independents Design Engineering Marketing Music & audio Social media Video & animation Product Business consulting & HR Other

Company

Mission Careers Terms & conditions Privacy policy Cookie policy

Contact

Contact support

For independents

Contra Pro Manage freelance projects Get verified as an expert Find jobs Get discovered Sign contracts Send invoices Commission-free payments

For companies

For companies Manage team projects Share hiring workspace Post jobs Discover contractors Sign contracts Approve invoices Global payments & tax compliance

Use Cases

For companies For freelancers For creator tools For agencies For VCs

Resources

Partner networks Advertising Hackathons Creative Human Data Human Creativity Benchmark Human in the loop API Project-based hiring calculator Guide to flexible hiring Guide for agencies Creator tools awards Customer stories Blog FAQs for freelancers FAQs for companies Referrals

Hire Freelancers

Explore all Top independents Design Engineering Marketing Music & audio Social media Video & animation Product Business consulting & HR Other

Contact

Contact support

Company

Mission Careers Terms & conditions Privacy policy Cookie policy

© 2025 Contra.Work Inc