Senior Software Engineer – Fullstack (Hybrid/Boston, Remote, US)

Founded in 2018, Vendr is shaping the future of software pricing transparency. Our mission is to bring transparency to software pricing, eliminating the old-world haggling and replacing it with real data—so buyers can purchase with confidence and sellers can close deals faster. With the world’s most trusted SaaS pricing dataset, Vendr provides free, real-time pricing insights that empower better decisions. Headquartered in Boston, MA with a second location in Charleston, SC, join Vendr and cultivate your career in a culture of growth, innovation, and kindness while collaborating with the brightest minds in tech.

We’re looking for a Full Stack Engineer who leans heavily frontend to help us build modern, intuitive software that powers our core platform and enables our teams and customers to work smarter. This is a high-impact role for someone who thrives in fast-moving environments, is comfortable navigating ambiguity, and loves building elegant solutions to complex problems. You’ll work across the stack but with a strong focus on delivering exceptional frontend experiences.

You Will: 

• Build and maintain full stack features with a strong emphasis on frontend development using React and TypeScript.
• Partner closely with product, design, and engineering peers to deliver user-friendly, performant features.
• Take ownership of projects from concept to launch,  including architecture, implementation, and iteration.
• Contribute to both frontend and backend systems.
• Operate with autonomy and initiative in a startup environment where priorities can shift and opportunities emerge quickly.
• Mentor teammates, share knowledge, and elevate engineering standards across the team.
• Continuously evaluate and improve how we build, ship, and maintain software.

You Have: 

• Extensive experience building frontend applications using React, TypeScript, and modern tooling.
• Solid backend knowledge and hands-on experience working with APIs, services, and databases.
• A strong product mindset,  you care about the “why” behind the work and are driven to solve real user problems.
• Comfort working in dynamic environments with shifting context and evolving requirements.
• A history of driving technical projects and mentoring others.
• Strong communication and collaboration skills.
• We’d love to see your GitHub and/or personal portfolio site if you have one — feel free to include links!

Nice to haves:

• Experience with SSR frameworks like Remix or Next.js.
• Familiarity with performance optimization, accessibility, and responsive design.
• Experience in a startup or early-stage product environment.
• Exposure to modern backend stacks such as Node.js, PostgreSQL, etc.

The estimated base salary range for this position is $144,000 to $189,000.