Senior Software Engineer Fully Remote (US-based)

Senior Software Engineer 

Location: Fully Remote (US-based)

Work Type: Full-time

Time Zone: Strong overlap with Pacific Time (PT) preferred

Salary: $147,500 – $195,000 base + equity

Industry: Financial Technology / Blockchain

Role Overview

We are hiring Senior Software Engineers to help build and scale next-generation financial infrastructure powering global digital assets and payments.

In this role, you will design and develop scalable microservices and APIs that enable secure, reliable transfer of value across blockchain networks and traditional banking systems. You will collaborate closely with product and engineering teams to build high-performance systems that support tokenization, payments, and financial integrations at scale.

Key Responsibilities

Design, build, and maintain scalable microservices and distributed systems

Develop secure, high-performance APIs for financial transactions and asset transfers

Improve and extend existing infrastructure to support large-scale systems

Collaborate with cross-functional teams on system design, architecture, and delivery

Build publicly accessible APIs for developers integrating payment systems

Integrate systems with banks and financial service providers

Troubleshoot system issues and ensure high availability and reliability

Define and maintain coding standards, testing practices, and quality benchmarks

Contribute to infrastructure design including databases, messaging systems, and APIs

Requirements

6+ years of professional software development experience

Strong expertise in Java (primary language); Go is a plus

Experience leading small engineering teams (2–4 engineers)

Solid experience with RESTful API design and development

Background working with payment systems (cards, bank transfers, etc.)

Experience with cloud platforms (AWS, GCP, or Azure)

Strong knowledge of SQL databases and schema design

Proven track record of building and deploying scalable, production-grade systems

Strong focus on code quality, testing, and continuous delivery

Bachelor's degree in Computer Science or related field (or equivalent experience)

Nice to Have

Exposure to Web3 / blockchain technologies

Experience with distributed systems in fintech environments

What You'll Work On

Payment infrastructure and banking integrations

Developer platforms and APIs

Blockchain protocols and digital asset systems

Liquidity, compliance, and financial operations tooling

Why Join

Fully remote, globally impactful work

High ownership and engineering autonomy

Collaborative, fast-paced environment with direct communication

Opportunity to build infrastructure shaping the future of finance