Validity is seeking a Senior Full Stack Software Engineer to help expand our product line, improve our existing products, and help build the next generation of Validity tools, continuing our mission to provide exceptional support to our growing customer base. You'll primarily work in our Rails application and supporting services while collaborating with our other teams to deliver complete solutions across our platform.

We are currently hiring candidates who can work in our Boston, MA headquarters or Broomfield, CO office, or candidates permanently based in the following states in the USA: CO, CT, FL, GA, IL, IN, ME, MA, NH, NJ, NC, OH, PA, RI, TX.

Team Dynamic

We're a distributed team that thrives on clear communication, thoughtful
collaboration, and a deep respect for each other's time and craft. We use the right tools for the right conversations - whether async updates or live calls.

We value humility and believe the best ideas come from listening and learning.

Our engineering culture emphasizes rigor through code reviews and automated testing, enabling us to ship confidently and sustainably.

You will be working alongside other passionate engineers, designers, and product owners, all focusing on delivering an excellent user experience with a strong emphasis on customer success.

Position Duties and Responsibilities

Architect, build, and maintain scalable applications with Ruby on Rails and other modern web technologies.
Partner with Product, Design, and Infrastructure teams to weigh trade-offs, surface risks, and align work to business goals.
Collaborate with other engineering teams to integrate backend APIs, understand system boundaries, and contribute across the stack when needed.
Modernize web applications to elevate UX, performance, and scalability.
Mentor and coach engineers to grow skills and team effectiveness.
Participate and collaborate with your peers in engineering discussions and code reviews.
Investigate and fix bugs and reduce technical debt where necessary.

Required Experience, Skills, and Education

Strong command of Ruby on Rails, JavaScript, and modern web application architecture.
Experience integrating with backend APIs and services, understanding how application and infrastructure layers work together.
Demonstrated ability to learn new languages and work effectively across different technology stacks.
Experience in taking projects from concept to completion - from planning, building, and testing - to delivering with care.
Strong communication skills; the ability to communicate clearly, effectively, and with empathy, both within your team and cross-functionally.
Proven track record of writing clean, maintainable, documented, and well-tested code.
The ideal candidate thrives in collaboration and is eager to learn from others while sharing their own knowledge.

Preferred Experience, Skills, and Education

Experience with or the ability to quickly learn additional languages (C#/.NET, Go, Python, or similar).
Experience with AI/LLM assisted development tools and techniques.
A solid understanding of API design and integration patterns.
Working knowledge of modern Rails front-end practices (Turbo, Stimulus).
Familiarity with AWS Cloud Services for hosting, scaling, and managing applications.
Experience working in service-oriented or distributed architectures.

Salary range $145,000 - $175,000 plus benefits, bonus opportunities and stock options. Final salary may vary depending on skills, location, and/or experience.

About Validity

For over 20 years, tens of thousands of organizations across the world have relied on Validity solutions to target, contact, engage, and retain customers – using trustworthy data as a key advantage. Validity’s flagship products – Everest, DemandTools, BriteVerify, and GridBuddy Connect – are all highly rated, #1 solutions for sales and marketing professionals. These solutions deliver smarter email campaigns, more qualified leads, more productive sales, and ultimately faster growth.

Validity is a truly unique company - massive revenue growth, top-tier investors, 5-star product ratings, proven ability to acquire and integrate top tech companies and welcome them into the Validity family, a winning culture, and a work environment that fosters hard work, trust, and fun.

Headquartered in Boston, Validity has offices in Denver, London, Sao Paulo, and Sydney. For more information, connect with us on LinkedIn, Instagram, and Twitter.

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Validity is proud to be an equal opportunity employer. We are committed to providing equal employment opportunities to all employees and applicants for employment regardless of actual or perceived race, color, ancestry, national origin, citizenship, religion or creed, age, physical or mental disability, medical condition, AIDs/HIV status, genetic information, military and veteran status, sex, parental status (including pregnancy and pregnancy-related conditions, childbirth, post childbirth, nursing mother, parent of a young child and parent of a foster child), gender (including gender identity and expression), sexual orientation, marital status (including registered domestic partner status), or any other characteristic protected by applicable federal, state, or local law.

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