Software Engineer III - Backend (On-site / SF)

The Role

We’re seeking a Senior Software Backend Engineer (Software Engineer III) to join our small, dynamic team full-time at our San Francisco headquarters. As a 100% in-office team, we believe that the best financial products are built through high-bandwidth, face-to-face collaboration. As an early team member, you’ll take ownership of projects from concept to completion, drive technical decisions, and contribute to the growth of our technology stack. This is an exciting opportunity to shape a product that will directly impact millions of users.

What You’ll Be Doing

• Collaborate with design and product teams to define and launch new features.
• Take end-to-end ownership of backend projects, ensuring scalability and high performance.
• Design, build, and maintain robust APIs.
• Leverage AWS services to create robust, cloud-based solutions.
• Troubleshoot and resolve complex technical issues efficiently.
• Partner with the support team to address technical challenges and enhance the user experience.
• Conduct thorough QA testing to ensure high-quality releases.

What You’ll Need

• Professional Experience:
• 3–5 years of experience working with Node.js.
• Proficiency in JavaScript and TypeScript.
• Expertise in SQL databases, particularly Postgres or Redshift.
• Experience designing, building, and maintaining RESTful and GraphQL APIs.
• Hands-on experience leveraging AWS services such as EC2, EBS, RDS, CloudWatch, and Lambda.
• Demonstrated expertise in managing asynchronous processes and implementing messaging queues.

• Education:
• Bachelor’s degree in Computer Science or a related field, or equivalent practical experience.

• Key Skills and Attributes:
• Strong analytical skills for diagnosing and debugging complex technical issues.
• Excellent written and verbal communication skills.
• Proven ability to build and maintain relationships and integrations with technology partners.
• Passion for continuous learning and adopting new tools, technologies, and skills.
• Creativity and the ability to think outside the box.
• Enthusiasm for building innovative, cutting-edge products.

• Bonus Qualifications:
• Experience in fintech or a deep understanding of financial technology.
• Familiarity with front-end or mobile development, especially using frameworks like React or React Native, is a significant advantage and highly valued for this role.