Underdog.io is a modern recruiting platform. One of our hiring partners is looking to hire a Senior Software Engineer.

Our hiring partner is on a mission to supercharge the impact of donation dollars through software that enables foundations to build relationships with grantees and easily distribute and track their funds

.

Staff Software Engineer (Java Backen

d)Remote (U.S.-based) - Full-Ti

me

About the Comp

anyOur hiring partner is a pioneering crypto and Web3 platform, driving global financial empowerment through decentralized technology. Founded 10 years ago, they serve millions of users across 70+ countries with secure, scalable solutions for crypto trading, payments, and asset management. Their mission is to unlock financial autonomy through elegant, user-first produc

ts.

The

RoleAs a Senior Software Engineer, you’ll lead backend development for mission-critical payment infrastructure powering crypto transfers and fiat transactions. Collaborate with cross-functional teams to architect systems that process billions in assets securely and efficien

tly.

Key Responsibil

• itiesOwn end-to-end development of high-availability backend services using Java/Scala, focusing on deposit/withdrawal systems for crypto and fiat as
• sets.Optimize developer velocity by improving CI/CD pipelines, test automation, and local development workf
• lows.Conduct large-scale refactoring to reduce technical debt while maintaining 99.99% uptime SLAs for payment sys
• tems.Lead architectural decisions balancing scalability, security, and regulatory compliance in fintech environm
• ents.Mentor junior engineers through code reviews, design sessions, and incident post-mor
• tems.Partner with product teams to translate compliance requirements into technical solutions (e.g., transaction monitor

ing).

Qualific

• ations8+ years of backend development with 5+ years in Java (Spring Boot/Quarkus) or Scala (Cats/ZIO ecosys
• tems).Expertise building distributed systems handling 10k+ TPS (event-driven architectures, Kafka/Rabb
• itMQ).Mastery of SQL/NoSQL databases (PostgreSQL, Cassandra) and caching strategies (Redis, Memca
• ched).Proven track record optimizing cloud-native systems (AWS/GCP) using Kubernetes, Terraform, and Prometheus/Gr
• afana.Deep understanding of fintech security standards (PCI DSS, cryptography) and financial settlement workflows is a huge
• plus.BS/MS in Computer Science or equivalent experience scaling systems to 1M+

users.

Leadership Requi

• rementsExperience driving multi-quarter technical roadmaps with stakeholder ali
• gnment.Ability to simplify complex technical concepts for executives and au
• ditors.History of leading incident response for P0 outages in production s

ystems.

W

• hy Join?$172k–$241k base salary + equity + annual bonus (top 10% industry compen
• sation).100% covered medical/dental/vision + 5% 401(k
• ) match.Unlimited PTO + 16-week parental leave + $10k/year learning
• stipend.Remote-first culture with quarterly team summits in global te

ch hubs.

How

to ApplySubmit your resume, LinkedIn/GitHub profile to https://underdog.io/candida

tes/applyU.S. remote, or NYC candidates only. No third-party sub

missions.

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