Finix

Software Engineer, Early Career

Posted Yesterday

San Francisco, CA

In-Office

135K-165K Annually

Entry level

Fintech • Payments • Professional Services

Finix offers everything SaaS companies need to build a world-class payments experience.

The Role

The Software Engineer, Early Career will focus on building payments systems, implementing key features, and improving software architecture while mentoring junior engineers.

Summary Generated by Built In

About Us

Move money. Make money. Finix is a full-stack acquirer processor, empowering businesses of all sizes with flexible, modern payment solutions. Processing billions of dollars annually, Finix enables SaaS, marketplace, and e-commerce platforms to accept payments, manage payouts, and onboard merchants seamlessly. With our no-code, low-code, and developer-friendly tools, businesses can get up and running in hours—not months.

Finix has raised over $175M, including a $75M Series C led by Acrew Capital, with participation from Lightspeed Venture Partners, Leap Global, American Express Ventures, Bain Capital Ventures, Homebrew, Inspired Capital, Sequoia Capital, Visa, and others.

About the Role

The engineering team owns the delivery and stability of our product end to end. Since Finix serves as the complete payment platform for our customers, our engineering team owns our customers’ ability to capture revenue. The Software Engineer, Early Career (San Francisco) role centers around becoming a product domain expert in building payments systems, contributing to the implementation of key features in that payments system and continuously ensuring reliable service to our customers. You will have responsibility for collaborating with payments experts on your team to work towards the best solution. Finix is looking for a team member to join our engineering team who brings exceptional energy, attention to detail, interest to grow and an obsession with building excellent, performant and scalable software.

You will

Deep dive into our customers’ needs, and work with product management to define new services
Own the technical vision, implementation, best practices and infrastructure within your domain
Develop close relationships with product management and peer engineers
Become an expert in your payments domain and mentor junior software engineers
Proactively improve our architecture, frameworks, tooling, automation, and best practices

You are

Someone who can thrive in fast-paced, lean startup environments
Energized by solving complex, technical problems
A natural collaborator who seeks feedback, incorporates new perspectives, and advocates for customer needs

You have

0-3 years of professional software engineering experience
Solid understanding of computer science fundamentalsFamiliarity with RESTful APIs and web services
Strong debugging and problem-solving skillsExcellent communication skills and ability to work collaboratively in a team environment

Bonus if you have

Experience in Java
Exposure to cloud platforms
Exposure to fintech, payments, or financial system

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Finix is an equal opportunity employer and values diversity. We do not discriminate on the basis of race, religion, color, national origin, gender, sexual orientation, age, marital status, veteran status, disability status, or any other protected class.

Role: Software Engineer II

Level: IC2

Location: San Francisco, CA

Base Salary Range: $135,000 /yr - $165,000/yr + Equity + Benefits

Our salary ranges are determined by role, level, and location. The range displayed on each job posting reflects the minimum and maximum target for new hire salaries at our headquarters in San Francisco, California. Individual pay is determined by work location, job related skills, experience, and relevant education or training.

Top Skills

Cloud Platforms

Java

Restful Apis

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The Company

HQ: San Francisco, CA

156 Employees

Year Founded: 2015

What We Do

Finix is on a mission to create the most accessible financial services ecosystem in history. To do so, we are building the global operating system for fintech, starting with payments.

Since 2015, we’ve been busy creating a payments management solution specifically for SaaS platforms—from startups to publicly traded companies—that want to earn more revenue, reduce churn, and delight customers.

With one developer-friendly API, Finix helps companies accept payments, manage payouts, and onboard merchants—all in the same place. Finix offers everything SaaS companies need to build a world-class payments solution.

Why Work With Us

Our diverse team of fintech professionals is dedicated to building accessible payments tools that democratize financial access. From employee development to customer success, we believe in the campsite rule—“leave it better than you found it”—ensuring every client and Finixian is better after working with us.