Senior Sofware Engineer

About the role

Labviva is seeking a Senior Software Engineer to help advance our core purchasing platform to provide a modern e-commerce experience specifically tailored for scientific users. This role involves enabling scientists to search millions of data-rich records when ordering equipment, chemicals, and lab consumables while providing suppliers with rich analytics about marketplace behavior. You will be a technical owner who designs and delivers comprehensive end-to-end solutions within a highly collaborative and mission-driven environment. The ideal candidate is thoughtful in their approach, building solutions that balance business demands with system health, security, and long-term maintainability. You will thrive in an environment where shipping high-quality products daily is paramount.

Key facts

What you'll do

• Serve as a technical lead responsible for designing, implementing, and advancing the core technologies that power our marketplace platform.
• Mentor and collaborate closely with engineers, product managers, and key stakeholders to shape stable, resilient products that meet customer needs.
• Champion an engineering culture focused on shipping great products by advocating for modern technologies, best practices, and continuous improvement in both technical and operational workflows.
• Write and deploy new code on a daily basis, owning frontend features that deliver seamless user interactions and complex workflows for scientific buyers.
• Build and maintain backend services that support the entire marketplace, including robust integrations with critical data pipelines and frontend applications.
• Develop and manage external integrations with third-party systems, including product information APIs and order placement services from suppliers.
• Optimize search infrastructure to deliver fast, accurate, and contextually relevant results for complex scientific use-cases and data-rich product catalogs.
• Ensure system reliability, scalability, and security across the full stack, from the user interface through to data storage and processing layers.
• Collaborate with data and operations teams to improve data quality, pipeline performance, and the overall efficiency of procurement workflows.
• Explore and prototype new tools and methodologies, including AI-assisted development workflows, to accelerate delivery and enhance engineering productivity.
• Document technical designs and decisions to ensure clarity, maintainability, and knowledge sharing across the team.
• Participate in code reviews, incident response, and on-call rotations to uphold the highest standards of product quality and uptime.
• Contribute to long-term architectural planning and technical debt reduction to support sustainable growth.
• Partner with cross-functional teams to translate business requirements into scalable technical solutions.

Requirements

• Hold a Bachelor's Degree in Computer Science, Engineering, or a related field, or possess equivalent practical experience.
• Bring a minimum of 6 years of professional software engineering experience in relevant domains.
• Demonstrate a proven ability to tackle large, complex problems and translate them into executable, production-grade solutions.
• Show a history of owning technical and functional areas that involve working with key stakeholders to build stable, reliable, and customer-facing products.
• Exhibit strong ownership and initiative in forging new paths for enterprise-level greenfield and brownfield projects using modern technology stacks.
• Be effective at rapidly learning new technologies, frameworks, and tools, and applying them where they provide real value.
• Maintain a strong background in designing and developing modern frontend applications with robust supporting infrastructure.
• Deliver a track record of contributing to reliable, scalable, and high-performance software projects in production environments.
• Experience with modern software development lifecycle practices, including testing, continuous integration, and deployment pipelines.
• Strong written and verbal communication skills are essential for collaborating with diverse teams and stakeholders.

Nice to have

• Hands-on experience with Elasticsearch ingestion pipelines and search tuning for large datasets.
• Deep expertise in architecting and working within Service Oriented Architecture or microservices environments.
• Practical experience utilizing AI tools throughout the software development lifecycle, such as agentic tools including Cursor and Claude Code.
• Advanced knowledge in specific stack areas such as Next.js, React, Typescript, Node.js, Nest.js, TypeORM, PostgreSQL, Aurora, Kafka, Kubernetes, and Docker.
• Prior experience with e-commerce platforms and complex procurement or purchasing systems.
• Background in scientific procurement, life science research environments, or regulated laboratory workflows.

Practical notes

This role is based in Boston, Massachusetts, and operates as a hybrid onsite position requiring presence in the office Tuesday, Wednesday, and Thursday. The engagement is full-time, and the compensation package includes a base salary range aligned with experience and market standards. Candidates must be eligible to work in the United States without sponsorship for this position.