Full Stack Developer
Cellsignalingtechnology79 · DANVERS, MA
About this role
**Who We Are** Cell Signaling Technology (CST) is a life sciences company founded, owned, and run by active research scientists. For over 20 years, we’ve delivered best-in-class products and services with high standards of quality, innovation, and scientific rigor. We also focus on broader impact—partnering with local communities and minimizing environmental impact. CST joined 1% for the Planet and is committed to achieving net-zero emissions by 2029. **The Role** The Full Stack Developer designs, develops, tests, and maintains scalable web applications across front-end and back-end systems. You’ll partner with Product, UX/UI, DevOps, and business stakeholders to deliver secure, high-quality, high-performance solutions. This role works within a headless CMS architecture (Contentstack) with a Vue.js/Nuxt.js front end, supporting secure, high-performing experiences across CST’s global web properties. Reporting to the Director of Web, this position is onsite at our Danvers, MA headquarters. **What You’ll Do** - **Application Development (40%)** - Design, develop, and maintain full stack web applications - Build responsive, intuitive UIs with Vue.js and Nuxt.js - Develop and maintain back-end services, APIs, and business logic (Node.js preferred) - Write clean, maintainable, well-documented code - Build and maintain Contentstack (or designated CMS) content models, components, and integrations - Use AI-assisted development tools (e.g., GitHub Copilot, Claude Code) while maintaining quality, security, and test coverage - Participate in code reviews and enforce development standards - **Architecture & Technical Design (20%)** - Contribute to system architecture and technical design discussions - Design scalable, secure API integrations - Support and evolve an API-first, headless architecture (Contentstack, Nuxt.js/Vue.js) - Ensure performance, reliability, and security - Monitor and optimize Core Web Vitals and other performance benchmarks - Evaluate and recommend new technologies and tools - **Database & Integration Management (15%)** - Design and maintain relational and/or NoSQL databases - Optimize queries and database performance - Develop integrations with third-party systems (e.g., ERP, CRM, analytics, SaaS) - Ensure data integrity and adherence to governance standards - **Testing, Deployment & DevOps Collaboration (15%)** - Develop unit, integration, and end-to-end tests (e.g., Vitest, Playwright, Cypress) - Support CI/CD pipelines and automated deployments - Collaborate with DevOps for secure, efficient production releases - Troubleshoot and resolve defects and performance issues - **Collaboration & Continuous Improvement (10%)** - Partner with Product Owners and stakeholders to translate requirements into technical solutions - Participate in Agile ceremonies (sprint planning, stand-ups, retrospectives) - Document technical specifications and processes - Champion accessibility (WCAG 2.2 AA) and SEO best practices - Improve development practices and tooling **What You’ll Bring** - Bachelor’s degree in Computer Science/Engineering (or equivalent experience) - 5+ years of full stack development experience **Proficiency in** - Front-end: HTML5, CSS3, JavaScript/TypeScript - Vue.js (Composition API) and Nuxt.js (React/Angular a plus) - Headless CMS (Contentstack strongly preferred; Contentful/Sanity considered) - Headless/composable commerce (CommerceTools strongly preferred; sim
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