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OKX
5 views last month

Overseas Operations Manager (P2P)

Open 135d RemoteCIS, North America
United States

Who We Are At OKX, we believe that the future will be reshaped by crypto, and ultimately contribute to every individual's freedom. OKX is a leading crypto exchange, and the developer of OKX Wallet, giving millions…

Anomaly Detection Blockchain Rails Web3
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Vinyl Equity, Inc. Backed by Index Ventures
10 views last month

Blockchain Developer

Open 33d HybridAPACContractLead
India

Build a blockchain proof-of-concept for digital transfer-agency workflows, primarily on Ethereum (adaptable to Solana or Canton). Day to day: gather requirements and plan milestones with the team, produce security deliverables like threat models, write tested smart contracts, and deploy to testnet and mainnet within 90 days. In-office in Mangaluru.

API Blockchain DeFi Ethereum Proof of Concept +6 skills
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bitdeer
5 views last month

Systems Lead / Architect (Post-Silicon)

Open 38d APACLead
Singapore

Lead the post-silicon productization of Bitdeer's high-performance computing (ASIC/GPU) chips — architecting boards, firmware, drivers and servers from first silicon bring-up through validation, production and customer delivery. Core tech: PCIe, Linux drivers, BIOS/BMC, board hardware and cross-layer debugging.

AI Cloud Firmware GPU HPC +2 skills
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Axiom Recruit
10 views last month

Full-Stack Engineer – Payments Fintech

Open 33d Europe
Netherlands

Full-stack engineer (~70% backend / 30% frontend) at a VC-funded European crypto payments scale-up in the Netherlands, building scalable Node.js/TypeScript backend services and React frontends that give wallets, exchanges and Web3 platforms access to 100+ payment providers via a single API.

API AWS Azure CI/CD Cloud +8 skills
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Axiom Recruit
11 views last month

Full-Stack Fintech Engineer: Payments & Web3 Scale

Open 33d Europe
Netherlands

Full-stack engineer at a VC-funded crypto payments scale-up in the Netherlands, building and scaling systems that power real financial transactions — Node.js/TypeScript APIs, React frontends, and cloud infrastructure, with influence over architecture from idea to production.

API Cloud Fintech Node.js React +1 skills
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Chainlink Labs
8 views last month

Senior Solutions Architect, Tokenisation

Open 33d RemoteNorth AmericaContractSenior Licensed UK sponsor — This employer appears on the GOV.UK register of licensed sponsors for the Skilled Worker and related work routes. The licence belongs to the employer and is not a commitment to sponsor this role.
United States

Senior Solutions Architect acting as a trusted technical advisor in Chainlink's sales cycle: performing technical discovery, making architectural recommendations, delivering demos and PoCs, and troubleshooting integrations of the Chainlink oracle network for tokenized-asset (RWA) and DeFi use cases. Requires blockchain/smart-contract fluency and code literacy in Solidity/Rust/MOVE.

API Blockchain DeFi Oracle Pre-sales +7 skills
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uphold
9 views last month

Marketing Technology Manager, CRM Platform

Open 33d HybridNorth AmericaSenior
United States

Uphold is hiring a CRM Platform Engineer to technically own Customer.io end to end — the data model, integrations, workflow architecture and deliverability behind customer communication at scale across email, push, in-app and SMS. Core stack: Customer.io, SQL/data pipelines, REST APIs and webhooks, Liquid/HTML/CSS/JS templating.

AI Ai Enablement Anomaly Detection API Authentication +26 skills
from 150K $
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Space Executive
7 views last month

Senior Software Engineer

Open 33d APACSenior
Singapore

A proprietary trading firm in Singapore is hiring a Trading Systems Engineer to build low-latency, high-throughput infrastructure for its high-frequency DeFi and traditional market making operations — including exchange connectivity, order management, and real-time market data — using Rust, C++, or Java alongside traders and quants.

API C++ DeFi Java Rust
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Avara
9 views last month

Principal Backend Engineer, Push

Open 33d UKPrincipal
United Kingdom

Principal backend engineer leading the team behind Push, Aave Labs' regulated non-custodial fiat on-ramp/off-ramp. The role sets technical direction and architecture for payment processing, compliance, and blockchain settlement systems, while staying hands-on in backend code (ideally Rust; Go/Java/C++ acceptable) that moves real money.

API Api Design Blockchain C++ Event Driven Architecture +6 skills
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Avara
7 views last month

Principal Backend Engineer — Lead Push & Open Banking

Open 33d UKPrincipal
United Kingdom

Principal Backend Engineer leading the team behind Push, Aave Labs' regulated non-custodial crypto on-ramp/off-ramp in London. You set technical direction and deliver systems spanning banking partners, identity and compliance, payment processing, blockchain settlement, and customer wallets.

Blockchain
Phantom Backed by a16zBacked by SequoiaBacked by Lightspeed
11 views last month

Staff Product Security Engineer (Security)

Open 33d RemoteNorth AmericaContractStaff
United States

Staff product security engineer on Phantom's security team doing offensive security for its self-custodial crypto wallet: running security assessments, finding and mitigating vulnerabilities in web/mobile apps via manual testing, automated tools and threat modeling, writing PoCs and reports, and joining incident response. Core focus: JavaScript/TypeScript, blockchain, cryptography.

AI API Authentication Automation AWS +14 skills
200K – 250K $
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chainalysis-careers
12 views last month

Senior Software Engineer, Data Platform (Postgres + Java Spring)

Open 33d EuropeSenior
Denmark

Chainalysis is hiring a Senior Software Engineer to build its blockchain analytics data platform: owning data ingest services, optimizing PostgreSQL, and building scalable AWS-based APIs with Java Spring Boot, while contributing to architecture through PoCs and ADRs.

Analytics API AWS Blockchain Java +2 skills
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Phantom Backed by a16zBacked by SequoiaBacked by Lightspeed
19 views last month

Staff Engineer, Full Stack (Trust, Safety & Risk)

Open 33d RemoteFull-timeStaff

Phantom is hiring a Staff Full-Stack Engineer for its Trust, Safety & Risk function to build fraud-prevention, scam/abuse detection, and compliance systems (KYC, sanctions screening, transaction monitoring) for its multi-chain crypto wallet, working across frontend, backend, APIs, data pipelines, and third-party integrations.

AI API Blockchain Data Pipelines Fintech
200K – 250K $
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Kindgeek
18 views last month

Business Analyst

Open 57d RemoteEurope
Ukraine

The Business Analyst will bridge the gap between business requirements and technical execution for FinTech and crypto projects. The role involves managing product backlogs, supporting pre-sales activities, and collaborating with Agile teams to deliver financial software solutions.

Acceptance Criteria Agile API Fintech Pre-sales +3 skills
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Kindgeek
22 views last month

DevOps Engineer (AWS)

Open 39d RemoteEurope
Ukraine

DevOps engineer building and running AWS infrastructure for a stablecoin issuance platform that is nearing launch: managing Kubernetes clusters, Terraform-based IaC, CI/CD pipelines, and monitoring/logging to move the product to production. Requires 3+ years in DevOps, strong AWS skills, and upper-intermediate English.

Blockchain CI/CD Cloud Cryptocurrency Cybersecurity +8 skills
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Mysten Labs Backed by a16zBacked by Lightspeed
17 views last month

Software Engineer, Partner Solutions (Greece)

Open 33d RemoteEuropeContract H-1B sponsor history — This employer has had H-1B petitions approved by USCIS in the last five fiscal years, per the USCIS H-1B Employer Data Hub. The approval belongs to the employer and is not a commitment to sponsor this role.
Greece

Software Engineer on Mysten Labs' Solutions Engineering team (remote within Greece) building full-stack decentralized applications on the Sui blockchain. Day-to-day work spans TypeScript/React UIs, smart contracts in Move (training provided), AI-assisted development, and porting partner solutions to Sui.

Agentic AI AI Blockchain Claude Code C# +15 skills
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EraTree
12 views last month

Hybrid Backend Engineer - FinTech/Crypto APIs

Open 33d RemoteNorth AmericaFull-time
Canada

EraTree is hiring a backend engineer in Vancouver to design, build, and maintain backend services and APIs powering high-volume crypto-to-fiat trading tools. Day to day: implementing features, optimizing performance, and ensuring reliability and security of trading systems in a hybrid, full-time role.
Crypto.com
12 views last month

Trading Analytics Engineer – AI & Data Platform

Open 34d UK
United Kingdom

Crypto.com's Quant Trading team in London is hiring a Trading Analytics Engineer to build scalable data pipelines, analytics models, and AI tooling that bridge high-performance trading systems with the AI/data platform, with a focus on reliability, performance, and data quality.

AI Analytics Data Pipelines Data Quality Data Science
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chainalysis-careers
7 views last month

Senior Data Platform Engineer — Postgres & Java (AWS)

Open 34d UKSenior
United Kingdom

Senior engineer at Chainalysis (UK) who owns a Java-based data ingest service, optimizes PostgreSQL workloads, and helps evolve the architecture by building scalable AWS services for a security-focused blockchain analytics platform, using a modern stack with AI-assisted tooling.

AI Analytics AWS Blockchain Java +1 skills
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Placements24
10 views last month

Senior DevOps Engineer - Blockchain

Open 34d RemoteAfricaSenior
South Africa

A senior DevOps engineer who designs, automates, and scales CI/CD pipelines and cloud infrastructure (AWS, Azure, GCP) supporting blockchain nodes and applications. Day to day involves Docker/Kubernetes, IaC with Terraform or Ansible, monitoring with Prometheus/Grafana/ELK, and enforcing security and high-availability practices for blockchain infrastructure.

Ansible Automation AWS Azure Bash +16 skills
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