Available now · Go · Cosmos SDK · Protocol · UTC−3 · EU work-eligible

Danilo Pantani

Blockchain Protocol · Go · Cosmos SDK · Full-Stack · DevOps

I design and ship blockchain protocols in Go — Cosmos SDK modules, IBC, and validator infrastructure — from ADR to mainnet. Maintainer-level contributor to Ignite CLI and author of AtomOne's ADR-004. 10+ years in production, with the full-stack and DevOps range to own a feature end-to-end.

300+ merged PRs in Ignite CLI · authored ADR-004 Nakamoto Bonus and shipped AtomOne's distribution module · upstream Cosmos SDK & IBC-Go · backend lead on Trust Wallet blockatlas (200+ merged PRs).

Contact

Location São Paulo, Brazil
Citizenship Brazilian & Italian citizen
Remote UTC−3 · Worldwide
Telegram t.me/dpantani
Portfolio pantani.github.io
10+ years building production software & blockchain systems
300+ public merged PRs across Ignite CLI & Cosmos SDK tooling
200+ public merged PRs in Trust Wallet blockatlas
1,100+ public merged PRs across open source (Cosmos, Ethereum & wallet backends)
01

Core Expertise

Blockchain & Protocols

Cosmos SDK, CometBFT, Tendermint, IBC, validator infrastructure, AtomOne, Gno, Ethereum, EVM, Bitcoin / UTXO, zk-SNARKs, Layer 2, rollup infrastructure.

Backend & Distributed Systems

Go, Node.js, gRPC, REST APIs, full-stack engineering, backend architecture, concurrency, goroutines, channels, worker pools, fan-out pipelines, context cancellation, distributed systems, Validator-as-a-Service workflows, consumer-chain lifecycle, misbehaviour validation, and validator-commission updates.

Tooling & Developer Experience

CLI tooling, Cobra, Viper, code generation, AST manipulation, protobuf, protoanalysis, scaffold migrations, developer ergonomics, release workflows.

Infrastructure & DevOps

Docker, Kubernetes, Terraform, Pulumi, Ansible, Helm Charts, AWS, GCP, cloud deployments, GitHub Actions, CI/CD, Prometheus, Grafana, multi-chain Cosmos full-node operations, observability, and production operations.

AI-Native Workflows

Daily-driver use of AI coding assistants for repository context engineering, prompt design, and review/refactor loops on Go and Cosmos SDK codebases — and authoring MCP tooling of my own, including tdmcp, a Model Context Protocol server for TouchDesigner.

Front-end & Full-Stack

JavaScript, TypeScript, React, responsive UI, component architecture, and full-stack delivery from API to interface.

02

Open Source & Protocol Impact

Ignite CLI

300+ PRs

Protoanalysis, AST-driven code generation, scaffold migrations, CLI UX, developer ergonomics, and release-quality fixes across the all-in-one platform for building Cosmos SDK chains.

AtomOne

Cosmos fork

Distribution-module implementation, ADR-004 Nakamoto Bonus mechanics, governance-migration fixes, and validator-commission update logic on the AtomOne Cosmos SDK fork.

Hermez Node

Eth L2

Go backend and protocol-adjacent work for the zk-SNARK rollup operator stack — prover/coordinator integration and Ethereum Layer-2 infrastructure.

Ignite Network · tendermint/spn

SPN

Cosmos chain-launch coordination, sovereign-chain lifecycle workflows, and validator-oriented launch operations for sovereign network bootstrapping.

Cosmos SDK · IBC-Go

Upstream

Upstream contributions including interface-registry / gogoproto resolver handling and capability-keeper helpers for downstream module composition.

Trust Wallet blockatlas

200+ PRs

Multi-chain indexing, chain integrations, market-data routes, full-node tooling, and Node.js-to-Go migration across a high-traffic crypto wallet backend.

03

Professional Experience

Ignite / AtomOne / All in Bits

Staff / Senior Blockchain Engineer, Go


Remote
  • Maintained and extended Ignite CLI, an all-in-one platform for building, launching, and maintaining Cosmos SDK blockchains; contributed 300+ public merged PRs across protoanalysis, AST-driven code generation, scaffold migrations, CLI UX, and developer ergonomics.
  • Shipped protocol and module work for AtomOne / Cosmos SDK fork efforts, including distribution-module implementation, ADR-004 Nakamoto Bonus mechanics, governance-migration fixes, and validator-commission update logic.
  • Implemented and reviewed code around IBC, validator infrastructure, consumer-chain lifecycle handling, misbehaviour validation, parameter cleanup, and Validator-as-a-Service workflows.
  • Contributed to Gno / allinbits/gno-realms with IBC core and transfer realm functionality, including MsgCall helpers for IBC voucher tokens and restrictions on relayed IBC operations.
  • Contributed upstream fixes and helpers to Cosmos SDK and IBC-Go, including gogoproto registry resolver handling and capability-keeper helper functionality.
  • Improved developer experience through CLI scaffolding, protobuf analysis, nested RPC message resolution, custom typed arrays, daemon-mode behavior, and CI / Sentry noise reduction; integrated Claude Code and Codex into review and refactor loops as a productivity multiplier across Go and Cosmos SDK codebases.

Interchain / Cosmos Hub

Blockchain Engineer, Go

· leave from Ignite
Remote
  • Stepped away from Ignite for a focused engagement on Cosmos Hub / ATOM chain development with the Interchain core ecosystem, then returned to Ignite.
  • Built module-composition and IBC-related functionality for downstream Cosmos SDK chains, including capability-keeper improvements in IBC-Go.

Polygon Hermez

Blockchain / Layer-2 Engineer, Go


Remote
  • Built backend and protocol-adjacent Go services for Hermez, an Ethereum Layer-2 system based on zk-SNARKs.
  • Integrated Go services with Ethereum tooling and the prover / coordinator pipeline used by the rollup operator stack.

Energi

Backend Engineer / Architecture


Remote
  • Built Go backend services for the Energi DeFi stack and custodial wallet systems handling private-key custody flows.
  • Owned Kubernetes deployment architecture using Helm and GitHub Actions CI/CD for blockchain services and chain-node operations.
  • Implemented observability with Prometheus and Grafana for service and node monitoring across production environments.

Trust Wallet / Binance

Backend Lead, Go


Remote
  • Led backend work on Trust Wallet's multi-chain indexing and integration platform, blockatlas, with 200+ public merged PRs across chain integrations, indexers, market-data routes, and full-node tooling.
  • Migrated legacy Node.js services to Go, standardizing worker pools, fan-out processing, context cancellation, and production-grade concurrency patterns.
  • Operated and monitored production full nodes across multiple chains, supporting wallet backend infrastructure used by a large-scale crypto wallet user base.
  • Built and maintained blockchain data routes, asset metadata flows, transaction parsing, validator logic, RPC batching, and chain-specific integration logic.

Mercado Bitcoin

Tech Lead — Backend & Mobile


São Paulo
  • Built Go and Python services for multi-chain transaction tracking and payload signing at one of LATAM's largest crypto exchanges.
  • Maintained hot / warm / cold wallet scripts and key-management procedures integrated with exchange ledger and matching systems.
  • Led backend and mobile product engineering for customer-facing exchange workflows across iOS, Android, and web.

Earlier Roles

Tech Lead / Founder / Mobile Engineer


São Paulo

XDEX — exchange-service engineering in .NET. Finchain / FlowBTC — ERC-20 wallet flows, smart-contract integrations, and exchange compliance systems. Neon Bank — iOS / Android engineering and document-recognition workflows.

04

Selected Repositories

Public work across the Cosmos and Web3 ecosystem — plus creative-tech experiments. Detailed scope and impact for the protocol work is in Open Source & Protocol Impact above.

05

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