• Write clean, efficient, and well-documented code following established coding standards and best practices • Assist in developing, maintaining, and enhancing software applications using .NET technologies • Support debugging, troubleshooting, and resolving software issues to ensure application stability and performance • Contribute to unit testing and participate in functional and regression testing to maintain code quality • Collaborate in Agile development activities, including daily stand-ups, sprint planning, and retrospectives • Participate in code reviews to improve code quality and learn development best practices • Work closely with cross-functional teams to design, develop, and implement new features • Collaborate with stakeholders to understand project requirements and deliver solutions aligned with business needs • Provide technical support and assist in resolving application-related issues • Maintain and update technical documentation for the projects you contribute to • Continuously learn and adapt to new tools, technologies, and development practices

• Design, develop, and maintain scalable SaaS applications using C#, .NET, Angular, and SQL Server. • Build new features while enhancing existing applications with a strong focus on performance, security, and maintainability. • Participate in architecture and technical design discussions, helping define scalable solutions and engineering standards. • Design and optimize relational databases, stored procedures, indexing strategies, and SQL performance. • Develop and maintain RESTful APIs and contribute to modern API architectures. • Troubleshoot production issues, perform root cause analysis, and continuously improve application reliability. • Write unit and integration tests to ensure high-quality software delivery. • Collaborate with Product, Engineering, and Architecture teams throughout the development lifecycle. • Work in a Shift-Left environment, taking ownership from implementation through testing and production support. • Leverage AI-powered development tools such as GitHub Copilot, Cursor, Claude Code, and similar technologies to improve productivity and software quality.

• Build products within billing and revenue management. • Support the growth of the organization. • Collaborate with the team on vision, strategy, and execution of Finance products.

Role Description Our ideal candidate is a seasoned backend engineer with experience building AI-powered systems (tool calls, evals, etc.) and a passion for creating products and features that really matter to customers. You know how to work with LLM APIs, optimize backend infrastructure, and work closely with not only engineers from other stacks, but also cross-functional partners, from retail to customer support to data. We're looking for someone who loves finding simple, straightforward technical solutions to complex problems. We're looking for a seasoned Back End Software Engineer (Senior or Staff level) to work directly with our GM of New Businesses to build out new AI-powered features across our platform. You'll work primarily in Ruby on Rails to bring brand new products and features to life by integrating with LLMs from vendors like OpenAI, Google, etc. What You'll Do - Design, build, and launch new user-facing features powered by large language models (LLMs) - Own major product initiatives from zero-to-one, in partnership with a small but mighty team - Collaborate deeply with Product and Design to shape new products and features - Integrate with third-party APIs like OpenAI, Google, etc., and explore new model capabilities - Contribute to our codebases in Ruby on Rails - Write maintainable, high-quality code with strong test coverage - Mentor other engineers through code reviews and design discussions Qualifications - 6+ years experience building software products end to end - Deep mastery of either Ruby on Rails or another similar back end language - Demonstrated ability to ship zero-to-one products as a solo engineer or team lead - Experience with OpenAI, Anthropic, or similar LLM providers - Clear communication and collaboration skills across disciplines - Startup experience strongly preferred Nice to Haves - Familiarity with prompt engineering or retrieval-augmented generation (RAG) - Prior work on family-facing or consumer social products Benefits - Competitive Salary + Equity Package - 401K matching - Wellness, learning, and home-office budgets - Health, Dental & Vision Medical Plans - Tremendous autonomy to set the direction of your work - Unlimited PTO - Company holidays on the first Friday of every month (Except November & December) Equal Opportunity Employer Skylight is committed to building a diverse and inclusive team. All qualified applicants will be considered without regard to race, color, religion, sex, sexual orientation, gender identity or expression, age, national origin, disability, protected veteran status, or any other factor protected by applicable federal, state, or local laws. If you’re the best person for the job, we want you on board! Salary Information For Colorado-based candidates, the range being offered for this role is $180-$240K based on experience and for California-based candidates, the range being offered for this role is $180-$240K based on experience.