The Nomic Foundation is an organisation with roots in Buenos Aires that maintains Hardhat, one of the most widely used Ethereum development environments. Its tooling covers compilation, testing, debugging and deployment for smart contract engineers. The foundation is funded to work on developer experience as public infrastructure rather than as a commercial product.
HQ: Buenos Aires, Argentina • Cryptocurrencies • Est. 2018
Senior • 5+ years exp • Remote (AMER, Europe) • Full-Time • Senior
C#
C++
Go
Java
Rust
Solidity
TypeScript
Web3
Ethereum
Hardhat
Lead • 6+ years exp • Remote (AMER, Europe) • Full-Time • Senior
Rust
Solidity
TypeScript
Web3
Ethereum
Hardhat
Stripe is a financial infrastructure company founded in 2010 by the Irish brothers Patrick and John Collison, dual-headquartered in South San Francisco and Dublin. Its APIs let businesses accept payments, run marketplaces, issue cards, manage subscriptions and handle tax and compliance without building banking integrations themselves, and it processes well over a trillion dollars of volume a year for customers ranging from startups to the largest technology companies. Beyond payments the company has expanded into treasury and issuing, revenue and finance automation, stablecoin infrastructure through its Bridge acquisition, and fraud prevention powered by its own machine learning models.
HQ: San Francisco, United States • HQ: Dublin, Ireland • Fraud Detection • Stablecoins • Commerce • Artificial Intelligence • Financial Services • FinTech • Payments • 5000+ employees • Est. 2010
≈ $112k – $237k per year (Estimated) • Senior • 6+ years exp • In office • Internship • Senior
Ethereum
Polygon
Smart Contracts
Solana
≈ $183k – $330k per year (Estimated) • Senior • 5+ years exp • In office (San Francisco, United States) • Bachelor's Degree • Contractor • Senior
Solidity
Web3
Smart Contracts
Solana
Stellar
DeFi
Ethereum
Incubly is a Polish software engineering and IT consulting firm headquartered in Lodz, founded in 2021. The company provides services including architecture modernization, strategic AI integration, R&D as a service, and the development of dedicated engineering teams. It operates as a strategic partner for organizations in the fintech, smart city, and critical infrastructure sectors, focusing on resolving delivery bottlenecks and scaling technical capacity.
Łódź • Government • FinTech • Financial Services • Machine Learning • Artificial Intelligence • IT Consulting • Information Technology • IT Outsourcing • 201-500 employees • Est. 2021
≈ $54k – $101k per year (Estimated) • Senior • Remote/Hybrid • Senior
JavaScript
TypeScript
AI/ML
Claude
Claude Code
Cursor
Frontend
React.js
Mobile
State Management
Web3
Ethers.js
Ethereum
You own quality and test automation at Cashen. You will build the QA infrastructure from the ground up - automated test suites, CI integration, regression coverage, and release validation - for a platform where bugs have financial consequences. A missed edge case in a deal state transition or an interest accrual rounding error doesn't just degrade UX - it moves money incorrectly between institutional counterparties.
London • FinTech • Software • Quality Assurance
≈ $81k – $178k per year (Estimated) • Middle • 3+ years exp • London • Remote (United Kingdom) • Middle • English: B2
JavaScript
Frontend
React.js
Web3
Solana
DeFi
Design
Figma
Framer
Middle • 3+ years exp • London • Remote (United Kingdom) • Full-Time • Middle
TypeScript
JavaScript
Frontend
React.js
Web3
DeFi
Solana
≈ $86k – $194k per year (Estimated) • Middle • 3+ years exp • London • Remote (United Kingdom) • Full-Time • Middle
Rust
Web3
DeFi
Smart Contracts
Solana
Trust Wallet is a self-custody crypto wallet supporting 100+ blockchains. Buy, swap, stake, and earn crypto on iOS, Android, and as a browser extension. ISO/IEC 27001:2022 certified.
HQ: Singapore • Blockchain & Crypto • Cryptocurrencies • Crypto Wallets • Est. 2017
≈ $123k – $232k per year (Estimated) • Senior • 5+ years exp • Remote (Singapore) • Full-Time • Senior • English: C2
Defense in Depth
Web3
DeFi
Solana
Trust Wallet
Avalanche Studios Group is a Swedish game developer founded in 2003 and based in Stockholm. It created the Just Cause series and its own Apex open world engine. The studio is owned by Nordisk Games.
HQ: Stockholm, Sweden • Est. 2003
≈ $49k – $126k per year (Estimated) • Senior • 8+ years exp • Remote/Hybrid (Stockholm, Sweden) • Bachelor's Degree • Full-Time • Senior
Java
Python
Scala
SQL
AI/ML
Airflow
Spark
DevOps
AWS
Azure
GCP
Terraform
Web3
Avalanche
Analytics
ETL/ELT
≈ $44k – $102k per year (Estimated) • Senior • 5+ years exp • Remote/Hybrid (Stockholm, Sweden) • Bachelor's Degree • Full-Time • Senior
SQL
AI/ML
Airflow
DevOps
AWS
Azure
GCP
Terraform
Web3
Avalanche
Analytics
ETL/ELT
≈ $50k – $126k per year (Estimated) • Senior • 3+ years exp • Remote/Hybrid (Stockholm, Sweden) • Full-Time • Senior • English
C++
Go
Python
Databases
Redis
DevOps
Ansible
Chef
CI/CD
Cloudflare
GCP
Grafana
Kubernetes
Prometheus
Terraform
Web3
Avalanche
ZetaChain is an interoperability network founded in 2021 that lets smart contracts read from and write to external chains natively. It supports non-smart-contract networks such as Bitcoin without requiring wrapped assets or external bridges. The design aims to give developers a single deployment that operates across many ecosystems.
HQ: Singapore • Blockchain & Crypto • Est. 2021
$190k – $225k per year • Senior • 3+ years exp • Remote/Hybrid (San Francisco, United States) • Full-Time • Senior
Go
Python
Bash
AI/ML
Edge AI
DevOps
Kubernetes
Platform Engineering
Ansible
AWS
Datadog
Docker
GCP
GitOps
Grafana
Loki
Prometheus
Terraform
Web3
ZetaChain
Bitcoin
Cosmos
Cosmos SDK
Ethereum
Tendermint
Baton Corporation is a UK-registered software development company that builds and maintains blockchain platforms. It is best known as the core engineering entity behind pump.fun, a prominent decentralized crypto and memecoin launchpad on the Solana network. The organization focuses on high-scale distributed systems, web3 applications, and custom software architecture for digital asset ecosystems.
New York • London • Cryptocurrencies • Blockchain & Crypto • Token Launch Platforms
$400k – $500k per year • Staff+ • In office (New York, United States) • Full-Time • Staff
TypeScript
JavaScript
Frontend
Next.js
React.js
Web3
Solana
$300k – $500k per year • Staff+ • In office (New York, United States) • Full-Time • Staff
Rust
Web3
Smart Contracts
Solana
Tempo is a blockchain company headquartered in San Francisco, California, and founded in 2025. The company is building a payments focused layer one network designed for stablecoin settlement, with fees payable in stablecoins and throughput targeted at real world transaction volumes rather than speculative trading. It was incubated with backing from Stripe and Paradigm and is aimed at businesses moving money across borders.
HQ: San Francisco, United States • Payments • Financial Services • Crypto Payments • Blockchain Infrastructure • Stablecoins • Blockchain & Crypto • 51-200 employees • Est. 2025
≈ $117k – $295k per year (Estimated) • Remote (United States) • Full-Time
Go
Python
Rust
AI/ML
Anthropic
OpenAI
DevOps
ArgoCD
Configuration Management
Grafana
Helm
Kubernetes
Prometheus
Terraform
Web3
Ethereum
Rollup
Open 362 daysVerified live · 2 days ago
12 months ago
Rust Engineer
Remote (United States) • Full-Time
Rust
AI/ML
Anthropic
OpenAI
Web3
Ethereum
Rollup
Top cryptocurrency prices and charts, listed by market capitalization. Free access to current and historic data for Bitcoin and thousands of altcoins.
Artificial Intelligence • Cryptocurrencies • Blockchain & Crypto • Est. 2013
≈ $41k – $130k per year (Estimated) • Middle • 3+ years exp • Remote (Hong Kong, Singapore) • Bachelor's Degree • Contractor • Middle
JavaScript
Python
Solidity
TypeScript
Solidity
Truffle
DevOps
GitHub
Web3
Chainlink
Ethers.js
Foundry
Hardhat
Smart Contracts
Web3.js
Ethereum
QA
Gatling
k6
Wintermute is a London-based algorithmic trading firm founded in 2017 and one of the largest liquidity providers in digital assets. It quotes continuously on more than fifty centralised exchanges and across decentralised venues, runs a large over-the-counter desk for institutional counterparties, and handles a meaningful share of daily global crypto volume. Beyond market making the firm invests in and incubates blockchain projects through Wintermute Ventures, supports token launches with liquidity provision, and builds infrastructure that brings traditional financial institutions into on-chain markets.
HQ: London, United Kingdom • Capital Markets • Financial Services • DeFi • Cryptocurrencies • Blockchain & Crypto • 51-200 employees • Est. 2017
In office (London, United Kingdom) • Full-Time
Go
Python
Rust
Solidity
DevOps
Git
Web3
DeFi
Foundry
Smart Contracts
Ethereum
≈ $123k – $312k per year (Estimated) • In office (New York, United States) • Full-Time
Python
Rust
Solidity
DevOps
Git
Web3
DeFi
Foundry
Smart Contracts
Ethereum
Junior • In office (Singapore) • Full-Time • Junior
Go
Python
Rust
Solidity
DevOps
Git
Web3
DeFi
Foundry
Smart Contracts
Ethereum
CertiK is a blockchain security company that specializes in auditing smart contracts and blockchain protocols. It offers security audits monitoring tools and risk assessment services to help projects identify vulnerabilities and improve the safety of decentralized applications and digital assets.
New York • Shenzhen • Dubai • San Francisco • Cybersecurity • Blockchain & Crypto • Smart Contracts & Security
$60k – $80k per year • In office (New York, United States) • Visa sponsorship • Full-Time
PancakeSwap SDK
BNB Smart Chain
Management
Google Workspace
Slack
≈ $79k – $187k per year (Estimated) • Middle • 3+ years exp • Remote (United States) • Full-Time • Middle
Java
Solidity
Web3
Aave
Ethereum
Polygon
Smart Contracts
Junior • 1+ year exp • Remote (United States) • Bachelor's Degree • Full-Time • Junior
Move
Python
Rust
Solidity
Cybersecurity
Threat Modeling
Web3
Cosmos
DeFi
PancakeSwap SDK
Smart Contracts
Solana
BNB Smart Chain
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Remote
Python
AI/ML
AI Agents
Embeddings
Fine-tuning
LLM
NER
NumPy
Pandas
Scikit-learn
spaCy
Tokenization
Hugging Face
Reinforcement Learning
RLHF
Web3
dYdX
Ethereum
Layer 2
Solana
Uniswap
ZkSync Era
Management
Slack
Deploy zero-knowledge apps fast with OpenVM and the Axiom Proving API. Modular, efficient, and scalable ZK infrastructure to verify any program—no custom stack needed.
New York • Smart Contracts & Security • Blockchain & Crypto • Blockchain Infrastructure
$125k – $200k per year • In office (New York, United States) • PhD • Full-Time
C++
Go
Python
Rust
TypeScript
AI/ML
Perplexity
DevOps
Kubernetes
Terraform
Web3
Ethereum
$125k – $250k per year • In office (New York, United States) • PhD • Full-Time
C++
Rust
AI/ML
Perplexity
DevOps
Docker
Kubernetes
Terraform
Web3
Ethereum
Geth
Rollup
Smart Contracts
Nethermind is a blockchain research and engineering company founded in 2017 that builds core infrastructure for Ethereum and the networks around it. It is best known for the Nethermind execution client, a high-performance dotnet implementation that runs a significant share of Ethereum mainnet nodes and is valued for keeping client diversity healthy. Headquartered in London, the company also maintains the Juno client and Voyager explorer for Starknet, runs a security practice doing audits and formal verification, and provides protocol research and engineering services to foundations and institutional clients.
HQ: London, United Kingdom • Cybersecurity • Blockchain & Crypto • Web3 & dApps • Smart Contracts & Security • Blockchain Infrastructure • 201-500 employees • Est. 2017
Remote (Singapore) • Full-Time
GitHub
Web3
DeFi
Ethereum
MEV
Smart Contracts
Tokenomics
Virtue AI builds security and safety guardrails for enterprise artificial intelligence applications and agents. Founded in 2024 by researchers from Berkeley, Illinois and Chicago, it combines red teaming with runtime protection. Its models screen inputs and outputs across text, code and images.
HQ: San Francisco, United States • Cybersecurity • Cybersecurity AI • Artificial Intelligence • 501-1000 employees • Est. 2024
$141k – $172k per year • Staff+ • 8+ years exp • In office (Sunnyvale, United States) • Staff
Python
DevOps
Ansible
AWS
Azure
GCP
Jenkins
KVM
Terraform
VMWare
Web3
Avalanche
QA
JMeter
Robot Framework
Human-led recruiting. Reinvented with AI.For 10x Less.. Personalized, multi-step sequences sent via Rockstar or "on behalf of" your team.
HQ: San Francisco, United States • Artificial Intelligence • Professional Services • Human Resources
≈ $121k – $248k per year (Estimated) • Remote (United States) • Full-Time
Solidity
TypeScript
Yul
DevOps
Git
Web3
DeFi
Foundry
Smart Contracts
Unichain
Ethereum
Build and scale apps onchain with Alchemy's RPC APIs, data APIs, and developer tools across 100+ blockchains. Get started for free.
New York • San Francisco • Bucharest • Blockchain & Crypto • Web3 & dApps • Blockchain Infrastructure • Est. 2017
$150k – $225k per year • Senior • 5+ years exp • In office (San Francisco, New York, United States) • Full-Time • Senior
Python
TypeScript
Web3
Alchemy
Stellar
Smart Contracts
We are a modern institution for a novel technology. We leverage human and financial capital to help bring the ownership economy to the masses.
Financial Services • Web3 & dApps • Blockchain & Crypto
Middle • 4+ years exp • In office • Full-Time • Middle
Go
Python
Rust
DevOps
CI/CD
Kubernetes
Terraform
AWS
Azure
GCP
Web3
Smart Contracts
Cosmos
Ethereum
Solana
Jump Trading is a proprietary trading firm focused on quantitative and high-speed strategies. It invests heavily in networking, hardware acceleration and research computing. The firm also runs ventures in cryptocurrency infrastructure and machine learning research.
HQ: Chicago, United States • 1001-5000 employees • Est. 1999
In office (Sydney, Australia)
Go
Python
Rust
DevOps
Alertmanager
Ansible
Configuration Management
Kubernetes
Prometheus
Terraform
Web3
DeFi
Ethereum
Solana
