Senior Full Stack Engineer (Backend Focus)

About Us At VibeIQ, we pioneer the future of digital collaboration with our innovative suite of apps built specifically for product teams. Our mission is helping companies that design, manufacture, or sell products work more effectively, enable a better work-life balance, and reduce their environmental impact. Position Summary We're looking for a Sr. Full Stack Engineer to join the Core Apps team. Core Apps builds the products our customers use every day: the collaboration board, the planning grid, and the showcases they share with partners and buyers. We also own the services and shared libraries behind them, covering line planning, item search, assortments, documents, presentations and previews, projects, custom entities, and AI-assisted line and item generation. This is a true full stack team, and this role leans backend. You'll own API services across the domain, from the data model and service architecture through the AWS infrastructure they run on. You'll also work in the Angular apps that consume those services. This is a hybrid role based in Boston with 2 days per week in office. Essential Functions Design, build, and maintain the backend services behind our core appsRun those services on AWS and stay accountable for their reliability, performance, observability, and costBuild AI-assisted generation features, such as generating lines and items from customer data, along with the services that support themOwn features end to end, from technical design through deployment and monitoring, including the Angular work when the feature calls for itModel data for large customer catalogs and multi-tenant workloads, and keep it fast as those catalogs growWork with product managers, designers, and other engineers to define what we build, and bring your own ideas to that conversationDiagnose and fix production issues across distributed systemsImprove how we work: code quality, code review, continuous integration, and testingMentor other engineers, lead design reviews, and raise the technical bar on the teamCollaborate with teams across VibeIQ to improve our product, architecture, and engineering practices Required Experience 5+ years building and running production backend services, TypeScript and Node.js preferredHands-on AWS depth across Lambda, API Gateway, DynamoDB, S3, IAM, and event-driven services such as SQS and SNS. You've operated what you builtA track record of API design and data modeling in reliable, high-traffic systemsWorking proficiency in a modern frontend framework, Angular preferred or ReactStrong debugging skills in distributed systems. You can research a problem, weigh the options, and design a fix that spans the stackClear technical writing: design docs, runbooks, and decisions others can act on without follow-upProactive communication. You care about learning, growing, and helping others do the sameStartup mentality: comfort with ownership, fast iteration, and wearing multiple hats NICE TO HAVE Domain experience in retail, apparel, or consumer products: line planning, assortments, merchandising, or PLMExperience shipping LLM-backed product features, including prompt design, evaluation, and cost and latency tradeoffsFamiliarity with SaaS integrations such as PLM, DAM, PIM, or ERP systemsExperience with real-time sync, WebSockets, or collaborative editingDepth in Angular, NgRx/RxJS, or browser performance workExperience with OpenSearch or Elasticsearch at scaleExperience with automated testing and testable system designExperience managing cloud spendAn interest in securityA strong intuition for UX WHY JOIN US Transform how companies work by empowering the collaboration behind every great productWork on challenging, high-impact projects with enterprise clientsCollaborate with top talent in a dynamic, growth-oriented companyEnjoy flexibility, autonomy, and opportunities for career advancementBe part of a Professional Services team that values innovation, customer success, and continuous learning Benefits 401(k), Health, Dental, Vision 12 Paid Holidays per Year Discretionary Time Off Paid Parental Leave VibeIQ, Inc. values a diverse team and is an equal opportunity employer. IMPORTANT NOTICE: All legitimate VibeIQ job openings are listed at vibeiq.applytojob.com/apply/. We do not use WhatsApp, Telegram, or personal Gmail/Yahoo accounts to recruit or conduct interviews. FRAUD ALERT: VibeIQ never charges fees at any stage of the recruitment process and will never ask for your banking details or personal financial information. OUR PROCESS: VibeIQ's interview process always includes live video or in-person conversations with our team. We will never extend a job offer via text message or chat application, or without a formal interview.