
Sergiy is available for hire
Hire SergiySergiy Osypov
Verified Expert in Engineering
Full-stack Developer
Location
Mountain View, CA, United States
Toptal Member Since
September 23, 2022
Sergiy is a full-stack software engineer focusing on both the front and back ends. He is always on the lookout for exciting projects. His experience includes working at a FAANG company as a software engineer developing performant services and modern single-page applications. Sergiy has also participated in hackathons and won several of them.
Portfolio
Google
JavaScript, Java, Python, SQL, Linux, Software Engineering, Go
Experience
Availability
Full-time
Preferred Environment
Linux, Visual Studio Code (VS Code)
The most amazing...
...work experience I've had so far was my seven-year dev experience as a contractor at Google.
Work Experience
Senior Full-stack Developer
2015 - 2022
- Built pipeline services to manage and convert data from different sources, including AWS, databases, and raw files, to Google Cloud.
- Developed and maintained internal services for fiber internet provider account management.
- Constructed back-end services and a front-end single-page application for an agricultural startup for farmers, breeders, and so on.
Technologies: JavaScript, Java, Python, SQL, Linux, Software Engineering, Go
Experience
Agricultural Maps and Predictions App for Farmers, Breeders, Growers, and More
https://x.company/projects/mineral/A machine learning-based solution that provides predictions and maps for agricultural businesses and aids them in developing new technologies to build a more sustainable, resilient, and productive food system. This project included robotics, sensing, and software tools to collect and interpret diverse data from the field.
Data-transfer Tool for Database Data and File Migrations from AWS to Google Cloud
A JavaScript and Java-based project that utilized microservices and the Angular framework to provide control over the data transfers from different sources, including AWS, databases, and raw files, to corresponding instances of the Google Cloud platform.
Skills
Languages
JavaScript, Java, SQL, TypeScript, Python, Go
Frameworks
Angular, Next.js
Libraries/APIs
React, Node.js
Platforms
Linux, Oracle, Visual Studio Code (VS Code)
Storage
MongoDB, PostgreSQL
Other
Software Engineering, Web Development, Front-end
Paradigms
Agile
Education
1999 - 2004
Master's Degree in Informatics and Applied Mathematics
Zaporizhzhya State University - Zaporizhzhya, Ukraine
Certifications
MARCH 2013 - PRESENT
MongoDB
MongoDB