R&D Intern (Fall 2026) - OneEthos

Be part of the Technology Revolution!

At OneEthos, we are redefining what a purpose-driven fintech startup looks like. Founded and built by community bankers to put best-in-class digital solutions to work for technologically underserved community financial institutions, we help strengthen their digital channels and grow loans and deposits profitably and responsibly while generating positive social, environmental, and financial returns.

Our remote-first team of Software Engineers, Growth Accelerators, and Partner Success Facilitators proves every day that ethical solar financing, building best-in-class technology, and trailblazing impact banking solutions not only can but do go hand in hand.

Welcome to the Movement

You are joining a team of driven, mission-aligned individuals ready to make an impact. They share your passion for sustainability, your ability to thrive in a fast-paced environment—and, just like you, want to be part of something bigger!

We are goal-getters, go-getters, and changemakers. We celebrate wins, tackle challenges head-on, and push the boundaries of what can be achieved when technology and finance seamlessly integrate.

What to Expect as a Research & Development Intern

You're about to embark on a bold, challenging, and game-changing journey. By joining our Research & Development team, you will gain valuable insights into the inner workings of a fintech startup, sustainability, solar lending, and what it takes to be a reliable technology partner to purpose-driven financial institutions. You will also gain insight into Climate First Bank, a OneEthos client and subsidiary under our holding company.

As the remote Research & Development Intern, your primary focus is to understand the early stages of software development and provide critical support in all aspects of research, development, testing, and implementation of OneEthos' products.

What You'll Contribute in This Role

Your main focus will be on one of the following projects, which will be assigned on or before the start date:

• Green Bank Platform Project: Supporting the overall objective of revenue diversification and solar loan growth, you will collaborate with the Senior Engineer on launching a brand new product for Green Bank in Colorado. Additionally, you will support a second objective to increase deposit growth by building technology to generate a stunning "EcoStatement" describing the impact of deposits.
• Small Business Database Project: Supporting the overall objective of deposit growth, you will collaborate with our AI team to help build a Better Business Bureau-inspired database for mission-driven small businesses.

You will also support the NextGen SDLC Project — a joint project with other interns. Completing the overall objective of increasing speed of development while maintaining quality and making it easy to transition from R&D to Product, you and your team will:

• Automate the PM process including PRD, Risk Assessments, etc. (AI Agent + PM)
• Use the following standards: ShadCN Design System, Tailwind CSS, Next.JS Framework/standard, Cursor IDE, and use Cursor rules.

Additional responsibilities include:

• Conduct research and help implement new technology, heavily utilizing AI and other available resources to compile data points and logic that help Software Developers and leadership make informed decisions.
• Write and debug code for feature development, gaining real-world exposure into coding and debugging for a fintech startup and working on small projects autonomously.
• Troubleshoot software issues to help internal and extended teams resolve problems quickly.
• Improve product functionality by working closely with other developers and making meaningful improvements to existing products.
• Support integrating 3rd-party APIs and toolsets.
• Attend all developer meetings, gaining valuable insights into the product development process and helping identify solutions and suggestions.
• Participate in code reviews and quality assurance activities.
• Continually improve your coding skills and develop as much as possible.
• Champion our Mission fiercely and passionately, adopting and practicing a commitment to social, economic, environmental, and racial justice.

What You Will Leverage in this Internship

• Education and Enthusiasm: Your education in Computer Science or a comparable major equips you with the technical understanding. You take the initiative to build on your education with high-profile projects, targeted clubs, and certifications. Knowledgeable in: JavaScript, HTML/CSS, Node.js, Git, SQL or NoSQL databases, TypeScript, MongoDB, Azure/AWS/Google Cloud, No-Code or Low-Code solutions.
• Entrepreneurial Self-Starter: You take charge of your work product, run with expectations, know when to ask for help, and balance efficiency with attention to detail.
• Master Communicator: Confident, concise, and professional on camera, phone, or chat; you listen deeply and respond thoughtfully.
• Tech-Forward Thinking: Quick to learn new tools and excited by innovation.
• Organization & Efficiency Guru: Manage time like a pro, stay focused under pressure, and maintain a structured workflow.
• Team Player with a Spark: Lift others up, share ideas, and bring positive energy.

Work Environment & Policies

• Remote-first environment with the ability to perform essential functions (sitting, talking, hearing, lifting up to 20 lbs). Occasionally attend remote meetings, travel, or work evenings/weekends as needed.
• Tobacco-free work environment with a zero-tolerance policy on smoking and tobacco-related consumption.

Equal Opportunity Statement

OneEthos is an Equal Opportunity Employer. We do not discriminate on the basis of any protected attribute, including race, religion, color, national origin, gender, sexual orientation, gender identity, gender expression, age, marital or veteran status, pregnancy, disability, or any other basis protected under applicable law. We participate in E-Verify.