I will build zk snark zk circuits, zk transactions and private zk based chat systems
Full Stack Web and Blockchain Developer
Level 1
Has met certain performance criteria and shows strong potential in the marketplace.
About this Gig
Looking for a Zero-Knowledge Proof (ZK) expert? I specialize in building scalable, privacy-focused Web3 solutions using ZK-SNARKs, Groth16, Plonk, Circom, and Noir. Ill design custom ZK circuits, implement ZK transactions for secure dApps, and build ZK-based chat systems using Poseidon Hash, ECDH, and more.
Whether you need a Tornado Cash-style mixer, anonymous voting app, or private messaging system, I can help:
Design & implement ZK circuits
Generate/verify proofs (Groth16, Plonk)
Integrate SnarkJS, Halo2, zkSync
Smart contract integration (Ethereum, Solana, Polygon)
ZK-based encrypted chat with access control
With 5+ years in full-stack & blockchain development, I ensure your project is secure, optimized, and production-ready. Let's bring your ZK-powered dApp to life!
FAQ
I have a use case but no ZK knowledge — can you guide me?
Yes. I will help you model your use case and choose the best proof system for it.
What do you need from me to get started?
To begin, I’ll need a clear description of your use case (e.g., mixer, voting app, private chat), your preferred tools (Circom, Noir, etc.), and any relevant technical requirements. If unsure, I’ll guide you through it.
Which zero-knowledge proof systems do you support?
I work with Groth16, Plonk, and Halo2-based systems. Depending on your needs, I can help select the most efficient and compatible proof system for your dApp or smart contract.
Can you deploy the ZK system to Ethereum or other blockchains?
Yes! I can deploy and test your ZK-integrated smart contracts on Ethereum, Polygon, zkSync, or Solana testnets/mainnets, depending on your stack.
Do you also develop the frontend and backend for the ZK project?
Yes, I offer full-stack integration. I can build your frontend (React/Next.js), backend (Node.js/Express), and connect them to your ZK circuits for a complete dApp experience.
Can you help with a Tornado Cash-style mixer or private token transfer system?
Absolutely. I can build privacy-preserving mixers using zk-SNARKs, custom circuits, Merkle trees, and wallet-based anonymous interactions.
1 reviews for this Gig
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Rating Breakdown
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sardar12

Pakistan
Ahsan Ilyas delivered exceptional technical documentation for our ZK-SNARK-based project. His deep cryptographic knowledge and ability to clearly explain complex concepts made the document both thorough and accessible. He went beyond expectations by designing a solid system architecture that reflects...
Up to $50
Price
1 day
Duration
A 
Seller's Response
Helpful?
1 reviews for this Gig
| (1) | ||
| (0) | ||
| (0) | ||
| (0) | ||
| (0) |
Rating Breakdown
- Seller communication level
- Quality of delivery
- Value of delivery
Sort By
S 
sardar12

Pakistan
Ahsan Ilyas delivered exceptional technical documentation for our ZK-SNARK-based project. His deep cryptographic knowledge and ability to clearly explain complex concepts made the document both thorough and accessible. He went beyond expectations by designing a solid system architecture that reflects...
Up to $50
Price
1 day
Duration
A 
Seller's Response
Helpful?

