Senior Software Engineer

About the Role

Happy Money’s Engineering team is seeking to hire a Senior Software Engineer to design, build, deploy, and own consumer applications, infrastructure, and data-delivering products and services in support of Happy Money’s lending business. You will work in an autonomous environment and be able to take general direction and formulate specific tasks to accomplish the desired results for Happy Money Customers. You have a strong sense of product ownership and a customer mindset. You will work to contribute to complex functional specs and design docs when necessary.

Responsibilities

• Develop and build products that provide an exceptional customer experience for our members.
• Own design, test, development, and delivery of new and existing features.
• Participate in all phases of the software development life cycle.
• Collaborate with product managers, designers, business owners, and other engineers to identify the best solutions.
• Demonstrated experience driving engineering efficiency through the adoption of AI-driven coding agents and agentic workflows, to autonomously build, test, and ship complex React applications at scale.
• Experience implementing automated frontend testing for critical components and user workflows.
• Capable of working in isolation to design solutions to complex problems.
• Design and develop maintainable, scalable, fault-tolerant, and efficient systems.
• Uphold code quality to ensure features are up to standards to deliver a quality product.
• Prioritize team needs in technical debt and tooling to relieve operational load and evolve the system to meet changing needs.
• Bring positive energy into meetings and ensure all coworkers feel valued and included in every interaction.
• Mentor other frontend engineers across the Engineering team.
• Demonstrate a proactive mindset by defaulting to action, taking initiative to address challenges, and driving projects forward.

About You

• 5+ years building production React applications, with deep expertise in React, hooks, and component architecture at scale.
• Production experience developing in ReactJS, CSS, GraphQL, JavaScript, NodeJS, and a polyglot with working knowledge of Python, Java, and the ability to pick up new languages and technologies quickly.
• Delivering a product across the entire technology stack motivates you more than working in an individual silo of frontend or backend, but you have a stronger affinity and experience building frontend user interfaces and UI-based SDKs for other developers.
• Strong belief in testing everything you design and develop using automation.
• Ability to scope, scale, and prioritize tasks to help team project plans and deliver on milestones, delivering results over ambiguous business and technical projects.
• Excellent written and verbal communication skills.
• Results-oriented, and know how to unblock yourself and others to achieve goals and objectives.
• Familiarity with AWS technologies - EC2, S3, Lambda, API Gateway, etc.
• Production experience developing scalable/highly available consumer applications.
• A BA/Master degree in Computer Science or related field of study or equivalent work experience.