Backend Engineer III

Too many people in the U.S. continue to be left behind by traditional financial services institutions. At Stash, an investing app for more than 2 million active subscribers, we're on a mission to address that reality by empowering people to invest and build better lives. We're turning money into a source of hope and opportunity and giving our customers the confidence to take charge of their money and financial future.

It's an exciting time to be a Stasher! Bolstered by a new slate of world-class leaders and a fresh round of financing, we're headed into our next phase of growth with momentum. We've implemented product enhancements that make it easier for individuals to start their financial journey with us, and operational changes to help us deliver for and support our customers with optimal speed, rigor, and transparency.Also in the past year, Stash launched its groundbreaking back-end infrastructure, Stash Core, allowing the company to exceed 70% in gross margin as it marches towards profitability.

Our team is looking for a Backend Engineer with a passion for building reliable, scalable, and performant software to power the Stash experience. We've had tremendous growth in the past two years and have an exciting product roadmap ahead of us. If you're interested in solving complex problems associated with scaling a popular consumer facing application and working in an open, diverse, and inclusive environment, Stash might be the fit for you!

What you'll do:

• Build backend services including the core APIs that power our mobile apps, and our backend data processing and trading systems
• Deliver software components from the first commit to production
• Work in a multi-functional agile team to produce working software incrementally
• Instrument, test, profile, and code review software
• Continuously deploy to our cloud-based infrastructure

What we're looking for:

• 3+ years of professional experience building consumer-facing software
• BS in Computer Science preferred or relevant industry experience
• A passionate engineer who can turn ideas and requirements into working software
• Experience building RESTful APIs
• Creative problem solver with a passion for testing, debugging, and overall code quality
• Familiarity with or interest in Scala, Akka, Terraform, Postgres, SNS/SQS, Kafka, Ruby on Rails

Gold Stars

• Fintech experience is a plus

#LI-REMOTE

Our Commitment to Diversity, Equity, and Inclusion

We proudly celebrate the unique qualities that make you you, 365 days a year, and not just because it's the right thing to do or good for business. We embed the principles and practices of diversity, equity, and inclusion (DEI) into all that we do to prioritize people, a Stash core value, and to ensure Stashers of all backgrounds and experiences can be their authentic selves.

We are also proud to be the first and only venture-backed fintech to join the CEO Action for Diversity & Inclusion™, and as an Equal Opportunity Employer, Stash is committed to building an inclusive environment for people of all backgrounds.

If you require any reasonable accommodations to make your application process more accessible, please reach out to [email protected].

Helping You Invest in Yourself

• Comprehensive total rewards package, comprising compensation (salary and equity) and health care benefits
• Complimentary subscription to Stash+ account
• Remote-first work policy - Live and work where you feel the most productive, whether that is in your home, in an office (including our NYC and London offices), or a combination of both, anywhere in the US or UK
• Flexible PTO
• Annual learning and development reimbursement benefit
• Work-from-home equipment stipends; home internet subsidy
• Paid Parental Leave (offerings for birth giving and non-birth giving parents) Primary & Secondary
• Enhanced health and wellness benefits through One Medical, Gympass, and Maven Health
• Opportunities to participate in Stash Gives, our charitable giving and volunteerism program, powered by Millie, with an annual company match

External Recognition for Stash

• Benzinga's 2025 Best Brokerage for Beginners and Best Robo-Advisor Awards
• Qorus-Accenture's 2025 Banking Innovation Awards
• USA Today and Statista's 2025 Top 500 Best Financial Advisory Firms
• Comparably's Best Company Awards: Best Places to Work, Best Company Outlook, and Best Engineering Team for Diversity, Women, Culture, and more! (2025)
• Fintech Breakthrough Award: Best Personal Finance App (2025)
• BuiltIn's Best Places to Work (2022, 2021, 2020, 2019)
• Forbes Fintech 50 (2021, 2020, 2019)
• Best Digital Bank, Finovate Awards (2020)
• Tearsheet Challenge Awards, Best Banking Card Product - Stock-Back® Card, 2020
• LendIt Fintech Innovator of the Year (2020, 2019)

Salary Range: $113,923 - $170,884

The base salary range represents the reasonably anticipated low and high end of the salary range for this position. Actual salaries will vary and will be based on various factors, such as the candidate's qualifications, skills, experience and competencies, as well as internal equity and alignment with market data for companies of our size and industry.

**No recruiters, please**