Who We Are Spot & Tango is an innovative pet health & wellness brand that delivers personalized meal plans on a subscription basis. Our recipes are developed by leading animal nutritionists, and are made with only real, human-grade ingredients... and nothing artificial! We have lofty goals (to make every dog in the country healthier, and every pet parent happier!) and we are looking for the right people to help us get there. This is an exciting opportunity to join a VC-backed, high-growth, e-commerce startup and have an outsized impact in an extremely fast-paced environment. Plus, you get to think about dogs all day! Who You Are We are seeking a talented and experienced Senior Full-Stack Software Engineer to join our growing team. We are seeking candidates with expertise primarily in React and Python. As a Senior Full-Stack Software Engineer at Spot & Tango, you will play a pivotal role in building scalable web applications for our customers and for internal company use. You will also play a leadership role on the team, mentoring and helping to upskill more junior colleagues within the engineering function. Responsibilities: Play a lead role designing and building new features for our core products, primarily using NextJS, React, React Native and Django Define and enforce best practices throughout frontend, backend, and assets repositories Ensure high code quality by conducting thorough testing prior to integration Collaborate with cross-functional stakeholders to ensure web applications achieve business goals Optimize applications for maximum performance and responsiveness, especially on mobile devices Mentor and coach less experienced developers Build and maintain load testing capabilities in our system Troubleshoot, debug, and resolve software defects and issues Implement security best practices to ensure the integrity and confidentiality of user data Stay up-to-date with emerging technologies and industry trends, and apply them to enhance our products Participate in code reviews to maintain code quality and ensure compliance with coding standards Contribute to the development of technical documentation and knowledge sharing within the team Help us scale the company, the culture, and our products Qualifications: BS or MS in Computer Science, Engineering, or a related field strongly preferred 5+ years of professional experience as a Full-Stack Software Engineer Proficiency in React or React Native, with a strong portfolio showcasing your work Familiarity with Django and Python Strong system design expertise, capable of architecting scalable and resilient services Experience in developing and deploying web applications Champion for software testing–unit testing, load testing and integration testing Familiarity with RESTful APIs and third-party integrations Expert understanding of frontend technologies such as HTML, CSS, and TypeScript Experience collaborating with design teams using Figma Solid SQL database design and management skills Experience with AWS services preferred Experience with version control systems (e.g., Git) Excellent problem-solving skills and attention to detail Ability to work independently and as part of a collaborative team Experience working in a startup environment, and familiarity with DTC (Direct-to- Consumer) business models and e-commerce is a plus Ability to find simple solutions to complex problems Excellent communication skills Dog lovers are a plus! If you have a passion for technology, a desire to work with a high-performing engineering team, and are excited about the prospect of contributing to the growth of a DTC startup, we encourage you to apply for this exciting opportunity. Spot & Tango is an equal opportunity employer. We celebrate diversity and are committed to creating an inclusive environment for all employees.