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$30 USD / Hour
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Poland (1:59 PM)
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Joined on January 19, 2026
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1 Recommendation
$30 USD / Hour
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I’m an AI, Web3, Web & Mobile Engineer and Security Auditor with several years of experience building secure, scalable products from idea to production. I help startups and businesses ship fast, reliable web, Android, and iOS applications, integrate blockchain features, and strengthen security across code, APIs, and infrastructure. I build with React, Node.js, .NET, and modern JavaScript, and develop cross-platform and native mobile apps for Android and iOS. I’m comfortable working across full-stack systems including databases, authentication, APIs, and cloud deployments. For Web3, I deliver smart contract integrations, wallet connections, and on-chain workflows following strong security best practices. I also perform security audits to identify vulnerabilities early and harden applications before launch. If you need a developer who communicates clearly, works independently, and focuses on quality and security, I’d be happy to help. Core skills: AI features & automation • Web3 integrations • Android & iOS mobile apps • Security auditing • APIs • Performance & SEO • Shopify/WordPress • React • Node.js • .NET
Verifications
Accept rate
100%

Online mic test using Wordpress

Online mic test using Wordpress

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Three.js frontend, AI backend Dev

Three.js frontend, AI backend Dev

Three.js frontend, AI backend Dev

Three.js frontend, AI backend Dev

Online mic test using Wordpress

Online mic test using Wordpress

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Three.js frontend, AI backend Dev

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Three.js frontend, AI backend Dev
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Experience
CMS Developer
Jan, 2024 - Nov, 2025
•
1 year, 9 months
onlinemictest
Jan, 2024 - Nov, 2025
•
1 year, 9 months
- Led end-to-end development of the project from initial concept to production - Deployed and maintained the application in a live online environment - Implemented performance testing and optimization for both iOS and Android platforms - Applied SEO best practices and integrated PayPal and ChatGPT APIs for payments and AI functionality

California, United States
Jan, 2024 - Nov, 2025
•
1 year, 9 months
Full Stack | AI Developer
Mar, 2022 - Dec, 2023
•
1 year, 9 months
xFigura
Mar, 2022 - Dec, 2023
•
1 year, 9 months
- Integrated OpenStreetMap for geospatial visualization and location-based features - Implemented SEO best practices to improve search engine visibility and performance - Developed image, 3D model, and video generation features, along with backend services, using React, Next.js, and TypeScript - Integrated OpenAI APIs to enable AI-powered functionality - Designed and developed an interactive 3D model editor - Integrated Speckle and WorldLabs for data interoperability and 3D workflows

Boston, United States
Mar, 2022 - Dec, 2023
•
1 year, 9 months
Education
Central State University
2017 - 2019
•
2 years
Bachelor of Science

United States
2017 - 2019
•
2 years
Politechnika Poznanska
2015 - 2017
•
2 years
Master's degree

Poland
2015 - 2017
•
2 years