HQ: Purchase, United States • Payment Processing & Gateways • Cards & Card Issuing • 5000+ employees • Est. 1966 • Trust A • Hiring 1150, 92 new
Mastercard is an American payments technology company whose origins date to 1966, when a group of banks formed the Interbank Card Association to compete with BankAmericard. Like its main rival it does not issue cards or extend credit; it operates the network that authorises, clears and settles transactions between issuing banks, acquirers and merchants in more than two hundred countries. Headquartered in Purchase, New York, the company has built a large services business alongside the core network, covering fraud and identity products through its Ethoca and RiskRecon acquisitions, open banking, consulting and loyalty programmes.
Sachin Mehra · Chief Financial Officer · decision-maker
Michael Miebach · Chief Executive Officer · decision-maker
Ajay Banga · former Chief Executive Officer
Careers mailbox is known
$106k – $169k per year • Middle • Hybrid (Arlington, United States) • Bachelor's Degree • Full-Time • Middle
JavaScript
TypeScript
Solidity
Java
Java
Spring Boot
AI/ML
AI Agents
Edge AI
LLM
Frontend
Angular
React.js
DevOps
CI/CD
Git
Docker
GCP
Azure
AWS
Web3
Foundry
Ethers.js
Hardhat
Web3.js
Smart Contracts
Ethereum
Polygon
Solana
Optimism
Arbitrum
Layer 2
Management
Agile
+20
$132k – $212k per year • Senior • In office (Arlington, United States) • Bachelor's Degree • Full-Time • Senior
Solidity
JavaScript
Java
TypeScript
Java
Spring Boot
AI/ML
AI Agents
Edge AI
LLM
Frontend
Angular
React.js
DevOps
CI/CD
Jenkins
Docker
Kubernetes
Web3
Foundry
Ethers.js
Hardhat
Web3.js
Smart Contracts
Ethereum
Polygon
Solana
Optimism
Arbitrum
Layer 2
Management
Agile
+18
HQ: Paris, France • Healthcare & Life Sciences Consulting • IT Consulting & Digital Transformation • 501-1000 employees • Est. 1998 • Hiring 12
Infogene is a French IT consultancy specialised in the life sciences and healthcare sector. Its consultants deliver regulated systems, data platforms and digital projects for pharmaceutical and medical device companies. The company is headquartered in Paris.
Loic Herve · Directeur Général · decision-maker
Arnaud Coulon · Président de SAS · decision-maker
No careers mailbox known
$62k – $74k per year • Hybrid (France) • Contractor
Solidity
Web3
Smart Contracts
Token Standards
HQ: Amsterdam, Netherlands • Investment Banking & M&A Advisory • Commercial & Retail Banks • 5000+ employees • Est. 1991 • Trust A • Hiring 687, 67 new
ING is a Dutch banking group formed in 1991 by the merger of the postal bank NMB Postbank and the insurer Nationale-Nederlanden, and it was among the first large banks to build a direct, branch-light retail model. It serves retail customers in the Netherlands, Belgium, Germany, Poland, Spain and several other markets through mobile-first banking, and runs a substantial wholesale bank covering lending, transaction services and financial markets for corporate clients. Headquartered in Amsterdam and listed on Euronext, the group divested its insurance operations after the financial crisis to focus on banking.
Tanate Phutrakul · Chief Financial Officer · decision-maker
Steven van Rijswijk · Chief Executive Officer · decision-maker
No careers mailbox known
≈ $96k – $162k per year (Estimated) • Senior • 5+ years exp • Hybrid (Istanbul, Turkey) • Bachelor's Degree • Full-Time • Senior • English: C1
Solidity
Solidity
Mythril
Echidna
DevOps
CI/CD
Kubernetes
IAM
Cybersecurity
ISO 27001
SOC 2
OWASP
Web3
Smart Contracts
Foundry
Slither
Ethereum
Corda
Hyperledger Fabric
Management
Agile
+8
Blockchain Infrastructure • Est. 2019 • Startup • Hiring 5
Matter Labs builds Prividium, the Ethereum-secured blockchain platform for banks and financial institutions: privacy, compliance, and settlement finality on Ethereum.
Alex Gluchowski · Executive Officer, Director · decision-maker
Aleks Larsen · Director
Aleksandr Vlasov · Director
Christopher Burniske · Director
No careers mailbox known
≈ $113k – $246k per year (Estimated) • Remote (United States) • Full-Time
Python
Java
Rust
TypeScript
C#
Solidity
Web3
Ethereum
Rollup
Remote (location not specified) • Full-Time • English
Rust
C++
Scala
Solidity
Cybersecurity
Threat Modeling
Web3
ZkSync Era
Smart Contracts
Core Blockchain
IoT
Matter
+1
HQ: George Town, Cayman Islands • Blockchain Infrastructure • DeFi • 1-10 employees • Est. 2022 • Startup • Trust A • Hiring 14
ether.fi is a decentralized, non-custodial liquid restaking protocol and crypto neobank platform. Headquartered in George Town, Cayman Islands, the company enables crypto investors to stake digital assets while retaining ownership of their private keys through liquid tokens like eETH and weETH. Its service ecosystem includes automated yield-generating Liquid Vaults, native restaking integrated with protocols like EigenLayer, borrowing services, and a crypto-native cash-back credit card (Ether.Fi Cash).
No named decision-maker yet.
No careers mailbox known
≈ $119k – $251k per year (Estimated) • Middle • 4+ years exp • In office (Denver, New York, United States, Dubai, United Arab Emirates) • Full-Time • Middle
Solidity
AI/ML
Human-in-the-Loop
Web3
Smart Contracts
DeFi
MEV
EtherFi
$240k – $300k per year • Lead • In office (New York, Denver, United States, Dubai, United Arab Emirates) • Bachelor's Degree • Contractor • Staff
Solidity
Web3
Foundry
Hardhat
Smart Contracts
Ethereum
EtherFi
DeFi
Liquid Staking
Management
Agile
+1
HQ: London, United Kingdom • Management Consulting • RegTech, AML & Compliance • Financial Software & Embedded Finance • 11-50 employees • Est. 2012 • IT services • Trust B • Hiring 42, 2 new
Delta Capita is a financial services firm that provides consulting, managed services and technology to banks, asset managers and market infrastructure providers. Its work covers client lifecycle management and KYC onboarding, post-trade processing, structured products platforms and regulatory reporting, offered as mutualised utilities that several institutions share instead of building the same capability separately. Founded in 2012 and headquartered in London, the company runs delivery centres in Wrexham, York and Kuala Lumpur, acquired the DTCC Report Hub business and hires consultants, analysts and onboarding specialists.
No named decision-maker yet.
Careers mailbox is known
≈ $77k – $163k per year (Estimated) • London • Remote (United Kingdom) • Associate's Degree
Python
Go
Java
Node JS
Solidity
TEAL
JavaScript
Solidity
Truffle
DevOps
Git
CI/CD
Docker
Kubernetes
Web3
Foundry
Ethers.js
Algorand
Hardhat
Web3.js
Hedera
Smart Contracts
Ethereum
Tokenomics
Polygon
Optimism
Arbitrum
Layer 2
DeFi
Token Standards
Management
Agile
+20
HQ: Istanbul, Turkey • Online Brokerage & Trading Platforms • Investing Apps & Robo-Advisors • 51-200 employees • Est. 2020 • Startup • Trust A • Hiring 9
Midas is a Turkish investment application that gives retail users low cost access to local and United States equities. It removed high minimum balances and complex onboarding that kept younger investors out of the market. The company has grown into one of the most used investing apps in Turkey.
Michael Chalhub · Executive Officer, Director · decision-maker
Nathan Ward · Executive Officer, Director · decision-maker
No careers mailbox known
≈ $84k – $141k per year (Estimated) • Senior • Turkey • Remote (Turkey) • Full-Time • Senior
Rust
Solidity
Web3
Solana
Smart Contracts
DeFi
HQ: Turin, Italy • Investment Banking & M&A Advisory • Wealth Management & Financial Advisors • Commercial & Retail Banks • 501-1000 employees • Est. 2007 • Hiring 125, 12 new
Intesa Sanpaolo is the largest banking group in Italy and one of the top tier banks in Europe, serving more than 20 million customers with current accounts and services for families, young people and businesses. Its IMI Corporate and Investment Banking division operates internationally, including in Singapore, where it hires accounting and operations heads and senior credit analysts. The bank is headquartered on Piazza San Carlo in Turin, Italy.
No named decision-maker yet.
Careers mailbox is known
$45k per year • In office (Milan, Italy) • Bachelor's Degree • Italian: C1
Python
Java
SQL
Solidity
Databases
Apache Kafka
AI/ML
DALL-E
Flink
DevOps
GCP
Git
Web3
Polygon
Smart Contracts
Ethereum
Account Abstraction
Chainalysis
Analytics
Informatica
Apache NiFi
Management
Agile
+9
Blockchain & Crypto • Natural Language Processing • Asset Tokenization • Likely startup • Hiring 1
OpenAssets is establishing open standards for the next generation of capital markets—the trusted partner for institutions building infrastructure for real-world asset tokenization and digital currencies.
No named decision-maker yet.
Careers mailbox is known
≈ $130k – $206k per year (Estimated) • Senior • 3+ years exp • Remote (India) • Full-Time • Senior
TypeScript
Node JS
Solidity
JavaScript
Move
Node JS
Express
Solidity
Mythril
Manticore
Databases
PostgreSQL
Frontend
React.js
DevOps
Git
AWS
AWS Lambda
Amazon EC2
Amazon S3
Web3
Foundry
Polygon
Ethers.js
Hardhat
Web3.js
Smart Contracts
Ethereum
DeFi
Aptos
Slither
Sui
Staking
QA
Jest
Mocha
+21
HQ: Dubai, United Arab Emirates • Crypto Exchanges • Cryptocurrencies • 501-1000 employees • Est. 2018 • Startup • Trust A • Hiring 147, 13 new
Bybit is a centralized cryptocurrency exchange offering spot and derivatives trading, copy trading, earn products, payments, custody and a Web3 wallet to retail and institutional users, headquartered in Dubai. Founded in 2018 by Ben Zhou, it reports more than 80 million users in over 200 countries and regions, ranks among the largest exchanges by trading volume, and suffered a theft of about 1.5 billion dollars in digital assets in a February 2025 hack. Its openings are mostly for product managers, compliance and legal counsel, VIP relationship and user operations managers, marketing and social media specialists and principal-level backend, frontend and site reliability engineers.
No named decision-maker yet.
No careers mailbox known
Intern • Hong Kong • Remote (APAC) • Bachelor's Degree • Internship • Intern
Solidity
Rust
AI/ML
LLM
Web3
Smart Contracts
Ethereum
DeFi
Token Standards
Aave
Uniswap
+1
≈ $21k – $45k per year (Estimated) • Lead • 5+ years exp • In office (Kuala Lumpur, Malaysia) • Principal
Go
Node JS
Solidity
JavaScript
Databases
MySQL
Redis
Web3
The Graph
Ethers.js
Web3.js
Bitcoin
Ethereum
Staking
Bridge
+5
HQ: Singapore • Blockchain Infrastructure • Hiring 8
0G Labs is a collection of passionate creators, builders and Web3 enthusiasts on a mission to make AI a Public Good.
No named decision-maker yet.
No careers mailbox known
Remote (China) • Bachelor's Degree • Full-Time
Python
Solidity
AI/ML
TensorFlow
PyTorch
DevOps
GCP
Azure
AWS
CI/CD
Web3
Smart Contracts
+1
Hiring 1
No named decision-maker yet.
No careers mailbox known
≈ $27k – $45k per year (Estimated) • Senior • 8+ years exp • India • Remote (India) • Senior
Solidity
JavaScript
Web3
Web3.js
Smart Contracts
Ethereum
Tokenomics
HQ: New York, United States • Asset Management & Funds • Asset Tokenization • 51-200 employees • Est. 2021 • Hiring 21, 1 new
Ondo Finance is an American company founded in 2021 that brings regulated financial products such as United States Treasuries onto public blockchains. Its tokenised funds let holders outside the traditional banking system hold short-term government debt exposure on chain, redeem it around the clock and use it as collateral in decentralised protocols, with the underlying assets held by regulated custodians. Headquartered in New York and founded by former Goldman Sachs staff, the company has become one of the largest issuers of tokenised real-world assets and is building Ondo Chain, a network designed specifically for institutional settlement.
Nathan Allman · Founder & Chief Executive Officer · decision-maker
Justin Schmidt · President & Chief Operating Officer · decision-maker
Pinku Surana · Chief Technology Officer · decision-maker
Paul Veradittakit · Director
No careers mailbox known
≈ $119k – $252k per year (Estimated) • Middle • 3+ years exp • United States • Remote (United States, UTC-8 – UTC-5 hours) • Bachelor's Degree • Middle
Python
TypeScript
Solidity
DevOps
AWS
Web3
Solana
Uniswap
Smart Contracts
DeFi
≈ $122k – $217k per year (Estimated) • Senior • 5+ years exp • Remote (United States) • Senior
Python
JavaScript
TypeScript
Rust
Solidity
DevOps
Terraform
CI/CD
IAM
Cybersecurity
Threat Modeling
Web3
Smart Contracts
+2
≈ $140k – $224k per year (Estimated) • Senior • 4+ years exp • Remote (United States, UTC-8 – UTC-5 hours) • Bachelor's Degree • Senior
JavaScript
TypeScript
Node JS
Solidity
Frontend
React.js
DevOps
AWS
Web3
Solana
Arbitrum
Aptos
Smart Contracts
Ethereum
Sui
Uniswap
DeFi
+6
Buenos Aires • London • Montevideo • Cryptocurrencies • Blockchain Infrastructure • Est. 2011 • Hiring 9, 4 new
RootstockLabs builds infrastructure for Bitcoin-secured finance, enabling onchcain capital markets, lending, borrowing, investment, and cross-border payments through developers, fintechs, and institutional partners.
No named decision-maker yet.
Careers mailbox is known
≈ $77k – $166k per year (Estimated) • Middle • 3+ years exp • Remote (location not specified, UTC-3 – UTC+2 hours) • Middle • English: C1
Python
JavaScript
Rust
TypeScript
Solidity
C++
AI/ML
LLM
Red Teaming
DevOps
CI/CD
Cybersecurity
OWASP Top 10
Threat Modeling
Web3
Bitcoin
Smart Contracts
DeFi
Ethereum
+7
Blockchain & Crypto • Hiring 1
Gyld Finance. Fixed income infrastructure for on-chain capital. USD-denominated investment-grade corporate bonds, tokenized, composable, and permissionless.
No named decision-maker yet.
Careers mailbox is known
$125k – $200k per year • Lead • Anchorage • Remote (likely United States) • Full-Time • Staff
Rust
Solidity
AI/ML
Tokenization
DevOps
CI/CD
HQ: Buenos Aires, Argentina • Blockchain Infrastructure • Smart Contracts & Security • Est. 2015 • Hiring 5
OpenZeppelin is a smart contract security company founded in 2015 with origins in Buenos Aires. Its open-source contract libraries are the de facto standard for token and access control implementations across Ethereum and compatible chains. The firm also performs audits and sells Defender, a platform for secure contract operations, upgrades and incident response.
No named decision-maker yet.
No careers mailbox known
≈ $153k – $303k per year (Estimated) • Head+ • 10+ years exp • Remote (likely Argentina) • Architect
Solidity
AI/ML
AI Agents
LLM
EU AI Act
Agentic Workflows
Cybersecurity
ISO 27001
SOC 2
GDPR
Least Privilege
Web3
OpenZeppelin
Aave
Uniswap
Ethereum
+5
≈ $145k – $229k per year (Estimated) • Senior • 3+ years exp • Remote (likely Argentina) • Senior • English
Move
Cairo
Solidity
Cairo
OpenZeppelin Cairo
AI/ML
Cursor
Claude Code
Tokenization
Web3
Stellar
Arbitrum
Aptos
Cardano
OpenZeppelin
Starknet
Smart Contracts
DeFi
Token Standards
Tokenomics
Aleo
Chainlink
Aave
Uniswap
Ethereum
LayerZero
Wormhole
Axelar
Chainlink CCIP
+18
Remote (likely Argentina) • English: C1
Solidity
Go
Rust
Move
Cairo
Cairo
OpenZeppelin Cairo
Solidity
Echidna
Halmos
Certora
Cybersecurity
Threat Modeling
Web3
OpenZeppelin
Smart Contracts
Ethereum
DeFi
Foundry
Stellar
Solana
Aptos
Cosmos
Aave
Starknet
Uniswap
Sui
Cosmos SDK
+16
HQ: New York, United States • Financial Data & Market Intelligence • Digital Media • Financial News & Media • 501-1000 employees • Est. 2013 • Hiring 19
CoinDesk is a prominent news, research, and media platform that provides comprehensive coverage of cryptocurrencies, digital assets, and blockchain technology. The publication delivers breaking news, market data, regulatory analysis, and institutional insights to crypto investors, technology developers, and industry professionals globally. Beyond digital publishing, the organization hosts major industry conferences - most notably Consensus - and produces benchmark crypto price indices and market indicators used across the financial sector.
No named decision-maker yet.
Careers mailbox is known
≈ $183k – $344k per year (Estimated) • Head+ • 7+ years exp • In office (New York, United States) • PhD • Full-Time • Architect
Rust
C++
Solidity
DevOps
Rest API
GCP
Azure
AWS
Linux
DNS
Cybersecurity
OWASP Top 10
CWE
Threat Modeling
PKI
Web3
Solana
Smart Contracts
Ethereum
Sui
DeFi
+10
HQ: New York, United States • Financial News & Media • Crypto Exchanges • 201-500 employees • Est. 2020 • NYSE: BLSH • Hiring 23
Bullish is a global digital asset platform that provides regulated market infrastructure, institutional-grade cryptocurrency exchange services, and financial information tools. The company combines a central limit order book with automated market-making technology to deliver deep liquidity and compliance-focused spot and derivatives trading for institutional investors. Additionally, the firm owns major media and data assets, including CoinDesk, expanding its presence across digital asset news, indices, and industry events.
No named decision-maker yet.
No careers mailbox known
$260k – $275k per year • Head+ • 7+ years exp • In office (New York, United States) • Full-Time • Architect
Rust
C++
Solidity
DevOps
Rest API
GCP
Azure
AWS
Linux
DNS
Cybersecurity
OWASP Top 10
CWE
Threat Modeling
PKI
Web3
Solana
Smart Contracts
Ethereum
Sui
DeFi
+10
HQ: Minato, Japan • Stablecoins • Cryptocurrencies • Blockchain & Crypto • Trust D • Hiring 20
Datachain is a tech company that revolutionizes blockchain interoperability and stablecoin settlement. we aim to make it possible for the world to interact as one network, making it easier to use a variety of services.
No named decision-maker yet.
Careers mailbox is known
$51k per year • Lead • Remote (likely Japan) • Full-Time • Staff
Go
JavaScript
Rust
Kotlin
TypeScript
Solidity
Databases
PostgreSQL
Azure Cosmos DB
Frontend
Next.js
React.js
Chakra UI
DevOps
OpenTelemetry
Grafana
GitHub Actions
Azure
CI/CD
ArgoCD
Kubernetes
Argo Workflows
Web3
Cosmos
Ethereum
+13
$51k per year • Remote (likely Japan) • Full-Time • Middle • Japanese: C1 • English: C1
Go
Rust
Solidity
JavaScript
Java
Kotlin
TypeScript
C#
C++
Java
Spring Boot
Kotlin
Ktor
Databases
Amazon Aurora
Frontend
Vue.js
React.js
Vite
Storybook
ESLint
MSW
Rollup
DevOps
GCP
Azure
CI/CD
AWS
Terraform
CloudFormation
AWS Lambda
Amazon Kinesis
Web3
Smart Contracts
DeFi
Layer 2
Zk-SNARKs
Zk-STARKs
Rollup
QA
Vitest
+26
≈ $92k – $231k per year (Estimated) • Senior • 5+ years exp • Remote (likely Japan) • Contractor • Senior
Go
Rust
Solidity
Web3
Smart Contracts
HQ: Lagos, Nigeria • Money Transfer & Remittances • 11-50 employees • Est. 2022 • Startup • Hiring 10
Kredete is the autonomous way to move money globally. Building the financial layer for everyone the legacy system left out.
No named decision-maker yet.
Careers mailbox is known
≈ $20k – $34k per year (Estimated) • Senior • 5+ years exp • In office (Lagos, Nigeria) • Full-Time • Senior
Rust
Solidity
JavaScript
TypeScript
Node JS
Databases
PostgreSQL
DevOps
AWS
Docker
Kubernetes
Web3
Stellar
Polygon
Solana
Avalanche
Smart Contracts
Ethereum
+7
