Open to new roles

Aditya Joshi

I find what is actually broken in a business and ship the system that fixes it.

Aditya Joshi
Focus
Distributed systems, AI agents, cryptoBackends, integrations and data pipelines
Shipped
2 platforms built from scratchZcash Zebra security fixes · ex-Nethermind
Based in
Mumbai, IndiaIST, UTC+5½Available for US, UK, EU and UAE hours
01 · Results

What changed because I was there

Took a freight marketplace from zero to its first paid trip in 4 months, as its only engineer.
BharatTruck · The build →
Wrote both security fixes in Zcash's Zebra v6.2.2, the full node of a $26B+ privacy network, merged in 31 hours.
Zcash Foundation · Release notes →
Found 3 weeks of silent deploy failures, rebuilt CI/CD, then shipped 115 production deploys in 31 days.
BharatTruck · The build →
02 · Work

Founding roles, Nethermind and a studio

Different markets, same job. I get brought in where something is broken, find what it actually is, and ship the system that fixes it.

ExperienceBefore thisA DEX built for a client in Japan, a healthcare platform in Dubai, and the early roles that came first.Gusto DevelopmentTabibi Healthcare SolutionsSimplyFi InfoTechCyberLabs, IIT (ISM)See the experience →
03 · Built on my own

Selected projects

Earshot

Watch and steer Claude Code agent sessions across machines from one page, end-to-end encrypted so the relay never sees code or prompts.

Node.jsClaude CodeCloudflare WorkersDurable ObjectsAES-GCM
Node.js →
MEV Shield

Cut the modeled sandwich-attack loss on a $660K (250 ETH) swap from $35.9K to under $1K, a 97% reduction, by simulating the attacking bot on live Ethereum data.

TypeScriptviemUniswap V2FlashbotsENS
TypeScript →
Streaming Ingest Pipeline

Crash-safe streaming ingestion with Redis Streams consumer groups, 50 async workers and one atomic rate limiter shared across every replica.

TypeScriptRedis StreamsLuaKubernetesPrometheus
TypeScript →
Homomorphic ERC-20 (fhEVM)

An ERC-20 whose balances and transfers stay encrypted on chain, built on Zama's fhEVM with fully homomorphic encryption.

SolidityfhEVMHardhatTypeScriptDocker
Solidity →
Open sourceMerged upstreamBoth security fixes in Zcash Zebra v6.2.2, plus merged work in librustzcash, ZecHub and ethereum.org.Zcash ZebralibrustzcashZecHubethereum.orgSee the contributions →
04 · Skills

What I work in

Languages and frameworks
TypeScript · Python · Go · Rust · SQL · Solidity · Node.js · Fastify · React · Next.js · Apollo GraphQL
AI engineering
LLM agents · Tool calling · RAG · Vector search · MCP servers · Claude Agent SDK · Structured outputs · Guardrails
Earshot →
Distributed systems
Event-driven microservices · Kafka · Redis · PostgreSQL · BigQuery · Kubernetes · GCP · Terraform · CI/CD
BatteryFlow, BharatTruck →
Web3 and security
Ethereum · Smart contracts · DeFi · MEV · Zcash · Starknet · P2P networking · Application security · Tenant isolation
Open source →
05 · Contact

Get in touch

Open to new roles, and to problems where the hard part is figuring out what is actually broken. I would love to hear about yours.