Senior Lead Software Engineer

Best Egg is a market‑leading, tech‑enabled financial platform that helps people build financial confidence through a variety of installment lending solutions and financial health tools. We aim to help customers make smart financial decisions and stay on track, so they can be money confident no matter what life throws at them.

• Put People First – We foster an inclusive, flexible, and fun workplace.
• Create Clarity – Open communication drives trust and results.
• Get Things Done – We focus, prioritize, and deliver with excellence.
• Deliver with Heart – We lead with kindness, humility, and strong teamwork.
• Listen to Our Customers – Their needs drive our innovation.

We are looking for collaborative, innovative team players who like to solve problems. There will also be immense opportunities for those willing to dive in. If you're inspired by growth and want to make a real difference, Best Egg is the place for you.

We’re proud to be an equal‑opportunity employer committed to building a diverse, inclusive team.

Senior Lead Software Engineers are senior technical leaders responsible for architecting, delivering, and scaling complex, high‑impact engineering solutions at Best Egg. They shape the technical direction of the platform, mentor engineers across levels, and collaborate deeply with cross‑functional partners to ensure systems are secure, performant, reliable, and aligned with business strategy.

• Design, develop, and deliver high‑quality software iteratively and incrementally.
• Own end‑to‑end implementation, deployment, and operational support for complex systems.
• Lead design discussions, create architecture diagrams, and drive sound technical decision‑making.
• Conduct deep code reviews focused on correctness, maintainability, and long‑term sustainability.
• Improve performance, reliability, and scalability of critical systems.
• Translate complex business needs into clear technical requirements and challenge assumptions where needed.

• Collaborate closely with Product, Architecture, Info Sec, Cloud Ops, and QA to ensure alignment.
• Communicate risks, tradeoffs, and recommendations clearly to stakeholders.
• Participate in cross‑team discussions to support integrations, sequencing, and dependency resolution.
• Influence the organization to prioritize data governance in all their data and software solutions.

• Mentor Software Engineer I/II, Senior Software Engineers, and Lead Engineers.
• Support onboarding, domain knowledge transfer, and technical development.
• Model engineering excellence, collaboration, and continuous improvement.

• Establish ownership of one or more critical services and deliver high‑quality code.
• Build strong relationships across engineering, product, and architecture.
• Demonstrate mastery of system architecture and operational readiness.

• Lead delivery of complex initiatives within domain scope.
• Improve system reliability, scalability, and performance in measurable ways.
• Raise engineering standards and influence team practices.

• 6–8+ years of professional engineering experience (10+ for deeply technical stacks).
• Advanced experience with distributed systems, service‑oriented architectures, or complex front‑end platforms.
• Strong proficiency in Java, Python, .NET, Go, or JavaScript frameworks.
• Solid understanding of SQL/No
  
  SQL models, data design, performance tuning, and caching.
• Experience with AWS services such as API Gateway, Lambda, SQS, SNS, Dynamo
  
  DB, or RDS.
• Experience building CI/CD pipelines and using Docker/ECS/EKS (preferred).

• Demonstrated engineering leadership, mentoring, and strong code‑review practices.
• Skilled in Agile development, iterative delivery, and collective ownership.
• Strong communicator able to collaborate across roles and disciplines.

• A builder who thrives on solving challenging technical problems.
• A mentor who lifts others and models engineering excellence.
• Someone who balances deep technical focus with strong collaboration.
• Expertise in data modeling, ETL/ELT pipelines, and streaming technologies.
• Experience…