Staff Software Engineer, Crypto

Cross River

Staff Software Engineer leading the design and development of cryptocurrency platforms at Cross River. Driving technical vision and delivering high-performance solutions in the crypto space.

Posted 4/29/2026full-timeRemote • 🇺🇸 United StatesLead💰 $190,000 - $220,000 per yearWebsite

Tech Stack

Tools & technologies

AWSCloudDistributed SystemsDockerPostgresRabbitMQSQL

About the role

Key responsibilities & impact

Provide technical leadership: define and drive the technical vision and architecture for crypto-related products, services, and infrastructure
Design, develop, and deliver scalable, secure and performant software components
Provide technical mentorship and guidance to senior and mid-level engineers; conduct code reviews and promote engineering best practices
Stay at the forefront of blockchain protocols, DeFi, tokenization standards, and crypto industry trends; evaluate and recommend emerging technologies
Drive system reliability, incident response, and operational excellence across crypto platform services

Requirements

What you’ll need

5+ years of experience with blockchain technologies, cryptocurrency protocols, or digital asset platforms
10+ years of experience developing enterprise systems in C#
10+ years of experience with SQL, preferably PostgreSQL or SQL Server
Deep understanding of blockchain fundamentals — consensus mechanisms, smart contracts, wallet management, key custody, transaction signing, and on-chain/off-chain data flows
Experience integrating with major blockchain networks (e.g., Bitcoin, Ethereum, Solana, or similar)
Solid grasp of cryptographic principles — hashing, encryption, digital signatures, HSMs, and key management
Strong communication skills
Cloud Architecture - preferably AWS
Docker / Containers
Experience designing and developing distributed systems and event driven architecture is a plus. Ideally with understanding or exposure to:
MassTransit or NServiceBus
RabbitMQ
Idempotency

Benefits

Comp & perks

🌐 Worldwide ❌ Jobs You've Hidden ⭐️ Saved Jobs ✅ Applied Jobs ✉️ Email Alerts 👤 Account Cross River Website LinkedIn All Job Openings 501 - 1000 employees Founded 2008 🏦 Banking 💳 Fintech ☁️ SaaS 💰 $620M Series D on 2022-03 Banking
Fintech
SaaS Cross River is a leading technology-focused financial company that provides API-driven banking infrastructure. They enable a wide range of financial services, leveraging partnerships with major payment networks like Visa, Mastercard, and American Express to offer card issuing solutions. Cross River supports innovation in financial services through a variety of products, including infrastructure for banks, digital lending solutions, faster payments like FedNow® and RTP®, and card and account programs for credit and debit. Their solutions cater to numerous sectors, redefining financial services with compliance-integrated solutions, serving neobanks, digital lenders, and various institutional credit investors. Staff Software Engineer, Crypto 🔥 46 minutes ago 🇺🇸 United States – Remote 💵 $190k - $220k / year ⏰ Full Time 🔴 Lead 🧑‍💻 Full-stack Engineer 🦅 H1B Visa Sponsor AWS Cloud Distributed Systems Docker Postgres RabbitMQ SQL Apply Now Find Hiring Managers Customize resume for this job Report problem ☆ Save ☑️ Mark as applied ❌ Hide 📋 Description
Provide technical leadership: define and drive the technical vision and architecture for crypto-related products, services, and infrastructure
Design, develop, and deliver scalable, secure and performant software components
Provide technical mentorship and guidance to senior and mid-level engineers; conduct code reviews and promote engineering best practices
Stay at the forefront of blockchain protocols, DeFi, tokenization standards, and crypto industry trends; evaluate and recommend emerging technologies
Drive system reliability, incident response, and operational excellence across crypto platform services 🎯 Requirements
5+ years of experience with blockchain technologies, cryptocurrency protocols, or digital asset platforms
10+ years of experience developing enterprise systems in C#
10+ years of experience with SQL, preferably PostgreSQL or SQL Server
Deep understanding of blockchain fundamentals — consensus mechanisms, smart contracts, wallet management, key custody, transaction signing, and on-chain/off-chain data flows
Experience integrating with major blockchain networks (e.g., Bitcoin, Ethereum, Solana, or similar)
Solid grasp of cryptographic principles — hashing, encryption, digital signatures, HSMs, and key management
Strong communication skills
Cloud Architecture - preferably AWS
Docker / Containers
Experience designing and developing distributed systems and event driven architecture is a plus. Ideally with understanding or exposure to:
MassTransit or NServiceBus
RabbitMQ
Idempotency Apply Now 📊 Check your resume score for this job Improve your chances of getting an interview by checking your resume score before you apply. Check Resume Score Similar Jobs Principal Software Engineer 🔥 46 minutes ago Two Six Technologies 501 - 1000 🔐 Security Website LinkedIn All Job Openings Principal Software Engineer leveraging AI coding tools to enhance Two Six Technologies' Sigma platform. Join a remote team focused on innovative solutions for complex challenges. 🇺🇸 United States – Remote 💵 $173.8k - $225k / year ⏰ Full Time 🔴 Lead 🧑‍💻 Full-stack Engineer AWS Cloud Docker ETL Java Kubernetes Postgres Go Staff Software Engineer 🔥 1 hour ago Lyric - Clarity in motion. 201 - 500 ⚕️ Healthcare Insurance 💳 Fintech ☁️ SaaS Website LinkedIn All Job Openings Staff Software Engineer at healthcare technology company Lyric. Driving design and implementation of scalable, high-performance systems across the platform. 🇺🇸 United States – Remote ⏰ Full Time 🔴 Lead 🧑‍💻 Full-stack Engineer AWS Azure Cloud Distributed Systems Google Cloud Platform Java Kafka Kubernetes NoSQL Open Source Python SQL TypeScript Go Staff Software Engineer 🔥 1 hour ago Lyric - Clarity in motion. 201 - 500 ⚕️ Healthcare Insurance 💳 Fintech ☁️ SaaS Website LinkedIn All Job Openings Staff Software Engineer designing and implementing core services and systems for AI-first healthcare technology company. Leading technical decisions and mentoring engineers on scalable software solutions. 🇺🇸 United States – Remote 💵 $150.3k - $225.4k / year ⏰ Full Time 🔴 Lead 🧑‍💻 Full-stack Engineer AWS Azure Cloud Distributed Systems Google Cloud Platform Java Kubernetes NoSQL Python SQL TypeScript Go Staff Software Engineer, AI Excellence 🔥 3 hours ago Prophet Security 11 - 50 🔒 Cybersecurity 🤖 Artificial Intelligence ☁️ SaaS Website LinkedIn All Job Openings Staff Software Engineer overseeing AI-native development for Prophet Security's security operations platform. Focusing on architecting and building AI-enabled workflows without training models. 🇺🇸 United States – Remote 💵 $150k - $273k / year ⏰ Full Time 🔴 Lead 🧑‍💻 Full-stack Engineer Staff Software Engineer, AI Systems 🔥 5 hours ago Federato 11 - 50 🤖 Artificial Intelligence Website LinkedIn All Job Openings Staff Software Engineer designing backend for AI systems in insurance technology. Building agent workflows and orchestration for LLM-driven product capabilities. 🇺🇸 United States – Remote 💵 $215k - $245k / year 💰 $15M Series A on 2022-09 ⏰ Full Time 🔴 Lead 🧑‍💻 Full-stack Engineer 🦅 H1B Visa Sponsor Cloud Distributed Systems Python View More Full-stack Engineer Jobs 🌐 Worldwide Built by Lior Neu-ner. I'd love to hear your feedback — Get in touch via DM or support@remoterocketship.com Search Search Jobs by country Search jobs by city Search jobs by job title Search entry-level jobs Search junior-level jobs Search senior-level jobs Search jobs by tech stack Search jobs by contract type Search remote internships Search remote part-time jobs Remote jobs Anywhere in the World Companies Hiring Anywhere in the World Companies Hiring Sales People Anywhere in the World Companies Hiring Software Engineers Anywhere in the World Resources Advice Tips for finding remote jobs Interview questions and answers Resume examples Cover letter examples Post a job Affiliates Privacy policy Terms of service Job board SEO course AI Apply Copilot OpenClaw job finder Jobs by Country Remote jobs anywhere in the world (Worldwide remote jobs) Remote jobs United States Remote jobs Australia Remote jobs Brazil Remote jobs Canada Remote jobs France Remote jobs Ireland Remote jobs Germany Remote jobs Netherlands Remote jobs Spain Remote jobs UK Popular Jobs Remote data analyst jobs Remote customer support jobs Remote executive assistant jobs Remote marketing jobs Remote product designer jobs Remote product manager jobs Remote project manager jobs Remote recruiter jobs Remote sales jobs Remote software engineer jobs Jobs by Type Remote full-time jobs Remote part-time jobs Remote contract jobs Remote internship jobs Remote entry-level jobs Remote jobs with no experience required Remote junior jobs (1-3 years of experience) Digital nomad jobs Remote jobs with no degree required Freelance remote jobs Temporary remote jobs Remote jobs hiring now Stay at home mom jobs

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Hard Skills & Tools

C#SQLPostgreSQLSQL Serverblockchain technologiescryptocurrency protocolssmart contractscryptographic principlesdistributed systemsevent driven architecture

Soft Skills

technical leadershipmentorshipcommunicationguidancecode reviewsengineering best practices