Job Title: Senior Software Engineer Company Name: Thrive Market Job Url: https://simplify.jobs/jobs?query=Full+stack&state=North+America&points=83%3B-170%3B7%3B-52&experience=Mid+Level%3BSenior&category=AI%2FML%2FGenAI+Engineering%3BBackend+Engineering%3BFrontend+Engineering%3BFull-Stack+Engineering%3BSoftware+Engineering&jobId=31132488-2096-4c8c-9244-3e45005b3bb6&workArrangement=Remote Job Description: Senior Software Engineer Fullstack Confirmed live in the last 24 hours Unlock job analytics with Simplify+ Thrive Market 501-1,000 employees Membership-based online grocery, organic products Compensation Overview $160k - $190k/yr + Stock Options Senior Remote in USA + 1 more More locations: Culver City, CA, USA Remote Category Software Engineering (1) Full-Stack Engineering Required Skills Skills that you prefer have been highlighted Python React.js Git SQL Java TypeScript AWS Next.js REST APIs Datadog PHP Agile NoSQL Software Testing New Relic Serverless Get referrals → You have ways to get a Thrive Market referral from your network. Applications through a referral are 3x more likely to get an interview! History 2 events OPENED Similar job posting Senior Product Engineer at Thrive Market Oct 10, 2025 · 01:00 AM CLOSED Similar job posting Senior Product Engineer at Thrive Market Oct 10, 2025 · 01:00 AM Summary Full Job Posting You match the following Thrive Market's candidate preferences Employers are more likely to interview you if you match these preferences: Degree Experience You have ways to get a Thrive Market referral from your network. Get referrals → Requirements 5+ years of hands-on experience in full-stack development, with meaningful time across both the web and backend stack. Strong proficiency in backend systems and languages such as Python, Java, PHP or similar Proficiency with React.js, TypeScript, and Next.js; solid understanding of SSR, ISR, SSG, and CSR tradeoffs. Experience building and maintaining REST and RPC APIs and services at scale. Familiarity with relational and non-relational databases; understands when to use which and why. Working knowledge of AWS services (Lambda, S3, CloudWatch, etc.) and serverless patterns. Experience with observability and monitoring tools (New Relic, Datadog, or similar) to maintain SLA and error rate targets. Comfort working in and improving legacy codebases; you don't need a greenfield project to do your best work. Strong communication skills; can articulate tradeoffs clearly and influence architectural decisions across teams. Experience with agile development, CI/CD pipelines, and collaborative Git workflows. Responsibilities Design and implement scalable backend services and front end components that enable new customer experiences powered by AI-assisted shopping and site personalization Build and maintain frontend features in React and Next.js that are fast, accessible, and polished at every interaction. Work comfortably in our PHP/Magento codebase while actively contributing to its modernization.. Decompose legacy monolithic systems into maintainable, horizontally scalable service oriented architectures where it makes sense. Apply strong software development principles and practice test-driven development from the start; unit tests, integration tests, and meaningful observability are table stakes here. Collaborate closely with Product, Design, and Data in the Product Triad model; translating business problems into technical specs and realistic sprint goals. Instrument new services with meaningful metrics; own the SLAs for what your pod ships. Elevate the team through thoughtful code review, architectural discussions, and documentation of best practices. Work with cross-functional partners to diagnose and resolve production issues and restore system health quickly. Desired Qualifications Familiarity with ML operations and infrastructure. E-commerce experience. Direct experience with Magento or similar e-commerce platforms. Strong Proficiency in PHP. Familiarity with Kafka or similar event based messaging systems. High-traffic consumer-facing product experience. Experience with A/B testing and feature flagging tools (Optimizely, LaunchDarkly). Keyword Match Needs Work - 11 out of 24 found Thrive Market Website View Company Profile Thrive Market runs an online grocery and health-food marketplace that uses a membership model. Members pay an annual fee to access a wide range of organic and non-GMO products at discounted prices, with a price-matching promise to beat competitors’ prices. The platform lets customers shop for groceries online and have items delivered to their door. The service includes a 24/7 personal shopper called a Thrive Guide and fast, carbon-neutral shipping. Thrive Market differentiates itself through its membership-driven pricing, added personal shopping support, and commitment to sustainable shipping in the health-food space. The company aims to make healthy, sustainably sourced foods more affordable and convenient while growing its membership and revenue from fees and product sales. Company Size 501-1,000 Company Stage N/A Total Funding $241.4M Headquarters Los Angeles, California Founded 2013