I'm a Backend / Blockchain Infrastructure Engineer focused on building reliable, high-performance systems around Ethereum and L2s. I work primarily with Go and Rust, and I enjoy solving problems in indexing, P2P networking, mempool pipelines, and protocol engineering.
I’ve interned at Nethermind (StarkNet ecosystem: Juno + Voyager) and contributed to real-world protocol and backend infrastructure used by developers and node operators.
- Build backend + infra systems in Go (concurrency, APIs, indexing pipelines, caching).
- Work on blockchain infrastructure: Ethereum JSON-RPC, event logs, indexers, explorers, node tooling.
- Implement systems-level crypto primitives in Rust (ZK/verification concepts, signatures, proofs).
- Explore applied cryptography (FHE/TFHE, ZK circuits, privacy systems).
- Languages: Go, Rust, Python, TypeScript, Solidity, SQL
- Infrastructure: Docker, Redis, PostgreSQL, BoltDB, REST/WebSockets, gRPC, Git, CI/CD
- Blockchain: Ethereum, StarkNet, L2s/Rollups, The Graph, Account Abstraction, ERC/EIP standards
- Security/Crypto (Applied): FHE (TFHE), ZK concepts, signatures, Merkle proofs
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Ethereum Event Log Indexer (Go)
Concurrent indexer supporting historical backfill + live subscriptions, with checkpointing and reorg handling under RPC constraints. -
Crypto Protocol Suite (Rust): FFS + Ring Signatures
Implemented FFS challenge-response authentication and RSA ring signatures with a complete sign/verify pipeline. -
FHE Token Experiments (TFHE / fhevm)
Exploring encrypted token flows and privacy-preserving transfer logic using TFHE-based computation.
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Nethermind (Protocol / Backend Intern)
Worked on Juno (StarkNet client) P2P/networking reliability and Voyager explorer backend improvements. -
Gusto Development (Blockchain Infra Intern)
Contributed to AMM/Dex components, indexing via The Graph, and production smart contract integrations.
- Speaker at ETHBangkok / DevCon 2024
- Hackathon wins across ETHGlobal-style events
- Blockchain Lead @ CyberLabs (IIT ISM Dhanbad)
- Email: joshionchain@gmail.com
- LinkedIn: Aditya Joshi
- X: @JoshiOnChain

