Lead Software Engineer II – Backend

Best Egg is the leading financial confidence platform that provides flexible solutions to real-life challenges for people with limited savings. We leverage real-time customer insights and data science to connect more people with the right products for their financial needs. Our offers include a growing suite of products such as personal loans, a credit card, and flexible rent, which are complemented by a suite of financial health tools to help customers make smart financial decisions and stay on track, so they can be money confident no matter what life throws at them.

Our culture and values inspire our employees and customers to embrace Best Egg. We are committed to championing a culture of inclusiveness and diversity of thought, and we focus on providing a safe, flexible, and collaborative work environment. Our employees are encouraged to engage in creative problem solving, and we promote opportunities for growth and enrichment across the organization.

If you are inspired by inspiring others, Best Egg is the place for you.

The Job:

The Lead Software Engineer II is responsible for developing robust, scalable backend services that power the Best Egg Financial Health and Best Egg native app platforms. This role focuses on designing, building, and maintaining server-side application logic using Python in a cloud-native AWS environment.

The Best Egg native app enables customers to view and service their loans, providing secure and easy access to account information, payment management, and other self-service features. It is a critical part of our digital experience and customer engagement strategy. Best Egg Financial Health is a judgment-free, financial safe space where customers gain practical insights into how their financial decisions impact their ability to access money.

You'll be working closely with a highly skilled and growing team to transform how customers interact with credit by enabling data-driven tools such as financial forecasting, budgeting recommendations, loan servicing, and analytics services that support an intelligent and intuitive user experience.

• Develop and maintain backend systems using Python in an AWS cloud-native environment
• Design and implement scalable RESTful APIs and services that support mobile and web applications
• Develop and support backend services used by the Best Egg Financial Health and Best Egg native app platforms
• Integrate with data pipelines and analytics services to power real-time financial tools
• Ensure systems are monitored, secure, and reliable using observability and logging best practices
• Collaborate cross-functionally with front-end developers, mobile engineers, DevOps, data scientists, and product managers
• Participate in code reviews, architecture discussions, and team ceremonies within Agile/Scrum processes
• Write clear technical documentation and contribute to design discussions and sprint planning

• We’re looking for a backend engineer with a strong Python background and a few years of experience building reliable, cloud-based systems. The right person is comfortable working in a fast-paced environment, enjoys solving problems, and can clearly communicate ideas with both technical and non-technical teammates.
• Bachelor’s degree in computer science, Engineering, or equivalent work experience
• 3–5 years of backend development experience using Python
• Strong experience with cloud-native development in AWS (e.g., Lambda, API Gateway, S3, DynamoDB, RDS)
• Familiarity with Infrastructure as Code (e.g., CloudFormation, Terraform)
• Experience building and consuming REST APIs
• Experience supporting mobile app backends is a strong plus
• Understanding of Continuous Integration and Continuous Deployment (CI/CD) workflows
• Familiarity with containerization (Docker) and orchestration (ECS or Kubernetes) is a plus
• Ability to write clean, maintainable, testable code
• Ability to create design docs, mockups, and lead whiteboard discussions
• Track record solving problems and delivering high-quality solutions

• The ideal candidate demonstrates strong technical leadership, takes ownership of their work, and thrives in cross-functional collaboration. We are seeking an individual who is organized, self-motivated, and committed to mentoring others.
• Demonstrated technical leadership, including coaching and mentoring team members
• Ability to take ownership of significant features or services from design through deployment
• Comfortable interacting with colleagues across engineering, product, design and test engineering
• High self-efficacy, well-organized, and able to manage multiple priorities effectively
• Passionate about reducing manual and repetitive work when designing and building backend tools and infrastructure

• The ideal candidate aligns with Best Egg’s core values and culture.  At Best Egg, we’re proud to support millions of people navigating their financial lives. We hold ourselves to high standards—in our work, our collaboration, and how we treat one another. Our team leads with accountability and a shared commitment to our values, customers, and communities.
• People-first mindset with a focus on inclusion, collaboration, and clear communication
• Driven to prioritize what matters and deliver results with urgency and excellence
• Team-oriented, and always listening to improve the customer experience
• Advocate and practitioner of Agile methodologies
• Strong communication skills, both written and verbal
• Values knowledge sharing and continuous improvement

Best Egg celebrates diversity and equal opportunity. We are committed to building a team that represents a variety of backgrounds, perspectives, and skills. The more inclusive we are, the better we will grow.

Employee Benefits

Best Egg offers many additional benefits for our employees, including (but not limited to):

·       Pre-tax and post-tax retirement savings plans with a competitive company matching

program

·       Generous paid time-off plans including vacation, personal/sick time, paid short--

term and long-term disability leaves, paid parental leave, and paid company

holidays

·       Multiple health care plans to choose from, including dental and vision options

·       Flexible Spending Plans for Health Care, Dependent Care, and Health

Reimbursement Accounts

·       Company-paid benefits such as life insurance, wellness platforms, employee

assistance programs, and Health Advocate programs

·       Other great discounted benefits include identity theft protection, pet insurance,

fitness center reimbursements, and many more!