Senior Full-Stack Software Engineer

• As a Senior Software Engineer, you will play a key role in building and enhancing Applecart’s software platforms
• Your work will span backend services, cloud infrastructure, and front-end applications, contributing to scalable, high-impact solutions
• You will collaborate with a hybrid-remote team of skilled engineers to develop well-architected systems that drive business value, whether through API development, full-stack applications, or infrastructure improvements
• Design, develop, and maintain well-tested, scalable software for backend services, APIs, and front-end applications
• Work closely with engineers, often through pair programming, to ensure high-quality code and system design
• Mentor junior developers, sharing best practices in coding, design, and debugging
• Collaborate with Product and UX teams to refine project requirements and enhance user experiences
• Contribute to architectural discussions and technical design decisions to drive the evolution of our systems
• Stay up to date with industry trends and emerging technologies to continuously improve our development practices

Benefits

• 35 days of Paid Time Off: 20 vacation days, 10 personal days, 5 sick days
• 14 company holidays
• Bereavement leave
• 16 weeks of fully paid parental leave inclusive of birth and adoption for primary and secondary caregivers
• Frequent company-wide and team social events such as games nights, cooking classes, summer boat cruises, paint & sip, karaoke, escape rooms, bowling, team dinners, baseball games, holiday parties, and plenty more
• Stocked fridge full of drinks and plenty of healthy (and less healthy) snacks
• Weekly happy hour and bagel breakfast
• Pre-tax commuter benefits
• $300 workstation budget to personalize your at-home or in-office space
• Hybrid in-office setup: we work from our offices in midtown Manhattan every Tuesday - Thursday and give the option to work from anywhere on Monday and Friday
• Applecart pays 75% contribution towards Medical, Dental and Vision
• 401(k) with 4% company match
• HSA and FSA
• OneMedical: On-demand primary care free to all employee whether you take our insurance or not
• Health Advocate: Personal healthcare concierge
• Teladoc: Network of virtual healthcare providers
• Talkspace: Online mental health therapy
• Headspace: Full access to the meditation app
• Kindbody: Fertility and gynecology services

Preferred experience

• Experience designing and implementing complex systems such as SOAs
• Familiarity with data engineering tools (e.g., Apache Spark) is a plus
• Proficiency in infrastructure-as-code and DevOps best practices
• Strong computer science fundamentals and knowledge of development best practices (e.g., agile, clean code, test-driven development, CI/CD)
• 7+ years of professional software development experience across backend, full-stack, or infrastructure development
• Proficiency in Python as a primary backend language
• Ability to provision cloud resources using infrastructure-as-code
• You enjoy tackling complex technical challenges and are comfortable working across different areas of the stack
• You take pride in writing clean, well-structured code and continuously seek ways to improve development practices
• Strong backend development skills, with expertise in multiple programming languages
• Excellent technical communication skills
• Strong technical leadership skills, leading by example in design, refactoring, testing, debugging, and troubleshooting
• You are an experienced, adaptable software developer who thrives in an ambitious startup environment
• You are a strong collaborator, working effectively with engineers, product teams, and non-technical stakeholders
• Experience building and deploying cloud-based applications, preferably on AWS
• Experience with front-end development, particularly React