Senior Fullstack Engineer - ecommerce platform

Labviva's marketplace is a two-sided e-commerce platform which allows enterprise clients to connect their scientists and laboratory administrators to millions of scientific products offered by a variety of different vendors., * Act as a technical lead for various initiatives including designing and implementing new features and advancing the technologies our platform uses

• Mentor, support, collaborate with, and learn from other members of the team as well as other key stakeholders across the company
• Contribute to an engineering culture of shipping great products. Advocate for new technologies, methods, best practices and solutions (technical and non-technical) that improve our product and work experience
• Ship new code on a daily basis covering the following areas:

• Frontend features, components, designs, and general architecture supporting everything a user needs to do on our site
• Backend services supporting the entire marketplace including interfacing with data pipelines and supporting the frontend
• External integrations with third parties including different product information and order placement APIs
• Search infrastructure and optimizations for scientific use-cases

Do you have experience in Web applications?, You are a fit for the role if you enjoy creating comprehensive end-to-end solutions within a collaborative environment. Experience with e-commerce platforms or enterprise web applications is a plus. You are thoughtful in your approach to design and engineer solutions that meet business demands while optimizing for system health, security, and long-term maintenance., * You have a Bachelor's Degree in Computer Science, Engineering, or related field (or equivalent experience)

• You have 6+ years of experience
• You have a history of tackling large and complex problems and turning them into executable solutions
• You have experience as an owner/SME of technical & functional areas which involve working with key stakeholders to create stable and resilient products that customers use every day
• You know how to forge new paths for enterprise-level green and brown-field projects to create new features utilizing modern technologies
• You are effective at learning and experimenting with new technologies and frameworks
• You have a strong background designing and developing modern frontends and supporting infrastructure
• You have a history of contributing to reliable and scalable software projects

Experience with one or more of the following is a plus

• Elasticsearch ingestion pipelines and search tuning
• Architecting and working in a Service Oriented Architecture environment
• Working with and utilizing AI throughout the SDLC using agentic tools like Cursor and Claude Code
• Deep knowledge of an area of our stack:

• Next.js and React
• Typescript, Node.js, and backend frameworks including Nest.js and Typeorm
• PostgreSQL utilizing Aurora
• Kafka
• Kubernetes and Docker

• E-commerce platform experience
• Procurement for scientific applications

239 Causeway Street, Boston, MA 02114 Hybrid work $165,000 - $180,000 a year