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I'm Website Apps Developer based in Indonesia

Arista Indrajaya

Website Apps Developer (Web3 / React / JavaScript)

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Work

Software Engineer focused on solving real-world problems with clean, efficient code. My expertise lies in building high-performance, accessible front-ends with ReactJS and architecting secure, decentralised solutions on the Polygon (Ethereum-based) blockchain.

I've applied this in the real world:

  • At Linitani, I spearheaded development to bring new efficiency and transparency to the agriculture industry.
  • I have proven experience building and deploying complex smart contracts, including a full NFT Marketplace from scratch.

I'm also passionate about building the developer community, having personally mentored and trained over 50 aspiring front-end developers in ReactJS at Binar Academy. I thrive in fast-paced environments where I can learn quickly and deliver results.

Core Competencies

  • Front-End: ReactJS, JavaScript, HTML/CSS, Web Accessibility, Performance Optimisation
  • Back-End (Web3): Ethereum, Solidity, Smart Contracts, Node.js, Web3.js
  • Professional: Mentorship, Teamwork, Communication, Agile Development

Bio

31 Years AgoBorn in Madiun, Indonesia
2025 - PresentUpwork Freelance Software Developer
2023 - 2025Working at Pena as Software Developer
2020 - 2022Working as Frontend mentor at the well-known tech education institution in Indonesia called Binar Academy
2019 - 2022Working as Freelancer
2018Completed the Bachelor Degree of Information Technology at State University of Surabaya

I ♥

Nature, Football ⚽, Teaching, Blockchain, and Software Development

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