Open to opportunities

Ben Sakai

@bensaru

Message

9 years of software development and 4 years of blockchain space.

Hungary

Message

What I'm looking for

I want a technical leadership role building Web3 and full‑stack products where I can lead teams, shape architecture, mentor engineers, and ship scalable, secure applications.

As a doxxed dev, so far I’ve worked on various kinds of projects.

Experience

Work history, roles, and key accomplishments

Smart Contract Developer

Keyoshi Solutions

Oct 2022 - Dec 2025 (3 years 2 months)

Developed Solidity smart contracts and integrated Web3 front-ends using Ethers.js and React/Next.js; contributed Rust/Anchor work for Solana projects and delivered DeFi, DApp, DAO and DEX components.

Solidity Rust Anchor React Next.js DeFi Smart Contracts

Lead Developer

LeanScale

Sep 2022 - Nov 2022 (2 months)

Led front-end team to build an e-commerce platform with Next.js and API integrations, managed source control and CI/CD pipelines, and oversaw front-end architecture and delivery.

Next.js React Vue Angular Redux CI CD API Integration Git

Blockchain Developer

The 97 Universe

Apr 2022 - Oct 2022 (6 months)

Worked as a Rust developer building NFT esports league smart contracts with Anchor, deployed contracts and integrated Web3 front-ends, and participated in a Solana hackathon.

Rust Anchor Solana NFT AWS Git Deployment MongoDB

Lead Developer

pimentaGROUP

May 2020 - Nov 2021 (1 year 6 months)

Led development teams on multiple B2C, booking, fintech and e-commerce web platforms, focusing on React/Vue/Angular front-ends and integrating rich-text editing across 5+ applications.

React Vue Angular JavaScript Team Leadership CI CD

Senior Developer

pimentaGROUP

Jan 2018 - Apr 2020 (2 years 3 months)

Built company website, expanded the team and migrated platform from Angular 2 to Angular 8 while contributing to front-end development and architecture.

Angular Migration Front End Developer HTML CSS JavaScript Git

Frontend Developer

primeKeeper

Feb 2017 - Jan 2018 (11 months)

Implemented complex UI components in React/TypeScript and SCSS, developed admin platform using React, Node.js and Mongoose, and created DnD UX components to improve usability.