Senior Software Engineer - Backend

ether.fi

New York City, USonsite$170k-$200k/yrPosted Aug 29, 2025
Posting intelligenceMay be filled, listed long agoReposted 84×, possible evergreen/ghost posting

Skills

cicdgo

About the role

About us:

Ether.fi http://Ether.fi is one of the largest crypto companies in the world. We have over $10B in assets under management and a team of 30 almost all technical staff. We’ve been profitable day one and are focusing on building real consumer applications.

The future we envisage is true on-chain banking. Our current products; Stake, Liquid, and Cash enable users to earn yield in a variety of DeFi strategies, and spend their assets in the real world with our credit cards. You can view public analytics on Dune for Cash https://dune.com/ether_fi/etherfi-cash and Stake https://dune.com/ether_fi/etherfi.

Position overview:

We’re looking for a senior full backend software engineer to own core backend architecture, card transaction processing and high availability. You will belong to a key engineering team focusing on delivering distributed, scalable and robust backend systems. Everything from card transaction processing, low latency apis, microservice architectures and on-chain data indexing. Anything that a neobank would build is on our roadmap.

What you’ll do:

- Own core areas of our backend systems, and extend current functionality to improve throughout and latency

- Design, develop, and optimize scalable transaction processing services to support high-throughput, low-latency financial transactions.

- Tackle the challenges in user frictions for their card transactions being declined

- Drive improvements in our Cloud Infrastructure, CI/CD pipelines, automation, observability, and monitoring systems.

What we are looking for:

- Strong fundamentals in software engineering and problem solving

- You have shipped impressive products with thousands of real users

- 5+ years of professional coding experience

- Drive, willingness to work hard and go the extra mile. We are a highly ambitious, driven team with audacious goals, and we work very hard to make them a reality

- Plus if you are experienced in credit card transaction processor such as Paymentology, Episode 6, etc.

Perks and benefits:

- Competitive salary, performance-based incentives, and token allocation grant

- Opportunity to work on multi-billion dollar products as part of a small team

- Health, dental, and vision insurance plans

- Global team with opportunity for travel and working out of our 3 offices around the world

- 4 weeks work from anywhere

- Exciting company events and team-building off-sites

Compensation

This Backend Engineer role pays $170k-$200k/yr. Within typical range for backend engineer roles in United States.

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