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Hi, I’m Artem Hyda, a senior full-stack and blockchain developer with seven years of experience building secure smart contracts and scalable backend systems. I’ve earned the trust of clients and stakeholders by driving strategic research, large-scale data processing, and blockchain platform enhancements, including work with Google and Korn Ferry. I’m passionate about integrating blockchain solutions with existing systems to deliver a seamless user experience and improved operational efficiency.…Hi, I’m Artem Hyda, a senior full-stack and blockchain developer with seven years of experience building secure smart contracts and scalable backend systems. I’ve earned the trust of clients and stakeholders by driving strategic research, large-scale data processing, and blockchain platform enhancements, including work with Google and Korn Ferry. I’m passionate about integrating blockchain solutions with existing systems to deliver a seamless user experience and improved operational efficiency.

Tatsunori Yoshida

Full Stack Developer, Blockchain Developer, Web Developer, +4

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Hi, I’m Artem Hyda, a senior full-stack and blockchain developer with seven years of experience building secure smart contracts and scalable backend systems. I’ve earned the trust of clients and stakeholders by driving strategic research, large-scale data processing, and blockchain platform enhancements, including work with Google and Korn Ferry. I’m passionate about integrating blockchain solutions with existing systems to deliver a seamless user experience and improved operational efficiency.…Hi, I’m Artem Hyda, a senior full-stack and blockchain developer with seven years of experience building secure smart contracts and scalable backend systems. I’ve earned the trust of clients and stakeholders by driving strategic research, large-scale data processing, and blockchain platform enhancements, including work with Google and Korn Ferry. I’m passionate about integrating blockchain solutions with existing systems to deliver a seamless user experience and improved operational efficiency.

Available to hire

Hi, I’m Artem Hyda, a senior full-stack and blockchain developer with seven years of experience building secure smart contracts and scalable backend systems.

I’ve earned the trust of clients and stakeholders by driving strategic research, large-scale data processing, and blockchain platform enhancements, including work with Google and Korn Ferry. I’m passionate about integrating blockchain solutions with existing systems to deliver a seamless user experience and improved operational efficiency.

Skills

Experience Level

Expert

Expert

Expert

Expert

Expert

Expert

Expert

Expert

Expert

Expert

Expert

Expert

Expert

Expert

Expert

Expert

Expert

Expert

Expert

Expert

Expert

Intermediate

Intermediate

Intermediate

Language

English

Fluent

Polish

Fluent

Japanese

Intermediate

Russian

Intermediate

Work Experience

Solana Technical Lead (Part-time) at Hellomoon Inc

May 1, 2024 - Present

Led the development of the Solana Yellowstone Geyserstream plugin and managed a network of over 100 ultra-fast private Solana validator nodes. Designed and maintained highly reliable gRPC and Laserstream systems, serving thousands of professional traders and users worldwide. Delivered scalable backend solutions, including the Hellomoon Shredstream proxy, staking lending service, and an RPC + webhook system for real-time Solana trade subscriptions. Oversaw the asynchronous server and Kubernetes backend teams, ensuring sub-50 millisecond latency and reliable uptime. Users subscribed to Solana trades with approximately 13 milliseconds of latency and could trade quickly on a smooth and reliable service.

Talent Engineer (Part-time) at Korn Ferry

April 1, 2023 - May 1, 2024

Responsible for technical surveys and strategic research on the AI and blockchain software markets in Japan and Poland. Analyzed Japan's AI sector, valued at approximately $15.2 billion in 2025, with high growth driven by robotics, automation, and generative AI adoption. Explored Poland’s growing AI ecosystem marked by surging startup investments and expanding blockchain adoption within its digital transformation context. These insights supported Korn Ferry’s talent acquisition and future market strategy in both regions.

Google API Developer (Intern) at Google

August 1, 2019 - July 1, 2021

Contributed to the design and implementation of a central data center architecture focused on large-scale data processing with efficient asynchronous I/O and API request handling. Participated in developing and optimizing YouTube Video Streaming API v3 and its SDK, contributing to improved video delivery performance and developer experience for millions of users.

Full-Stack & Blockchain Developer at Self-Employed

August 1, 2019 - July 1, 2021

Worked independently with multiple blockchain and fintech startups, delivering end-to-end development solutions. Developed and deployed smart contracts and dApps, and integrated various blockchain protocols such as Ethereum and Solana. Built a reputation for reliability and quality, and honed skills in project management, client communications, and agile delivery.

Full-Stack Developer (Internship) at Potenergy

November 1, 2018 - August 1, 2019

Contributed to the Potenergy website and business systems, an integrated payment gateway, and a user-friendly ordering/delivery system. Gained hands-on experience and earned certifications to drive business growth.

Solana Technical Lead (Part-time) at HelloMoon Inc.

May 1, 2024 - Present

Led the development of the Solana Yellowstone Geyserstream plugin and managed a network of over 100 ultra-fast private Solana validator nodes. Designed and maintained highly reliable gRPC and Laserstream systems serving thousands of professional traders and users worldwide. Delivered scalable backend solutions, including the Hellomoon Shredstream proxy, staking lending service (MS Lending Service), and an RPC + webhook system for real-time Solana trade subscriptions. Oversaw the asynchronous server and Kubernetes backend teams, ensuring sub-50 millisecond latency and reliable uptime.

Talent Engineer (Part-time) at Korn Ferry (Remote)

April 1, 2023 - May 1, 2024

Google API Developer (Internship) at Google (Remote)

August 1, 2019 - July 1, 2021

Started as an intern developer, collaborating with senior engineers on high-impact projects. Contributed to the design and implementation of a central data center architecture for large-scale data processing with efficient asynchronous I/O and API request handling. helped optimize YouTube Video Streaming API v3 and its SDK, contributing to performance improvements and a better developer experience for millions of users.

Full-Stack & Blockchain Developer at Self-Employed

November 1, 2018 - August 1, 2019

Worked independently with multiple blockchain and fintech startups, delivering end-to-end development solutions. Built and deployed smart contracts, decentralized applications (dApps), and integrated various blockchain protocols such as Ethereum and Solana. Maintained a strong reputation for reliability and quality, earning consistently positive feedback and high ratings from clients.

Full-Stack Developer (Internship) at Potenergy (Katowice, Poland)

November 1, 2018 - August 1, 2019

Contributed to the Potenergy website and business systems, including an integrated payment gateway and a user-friendly ordering/delivery system.