Senior Software Engineer - Full Stack
Supio
Software Engineering
Seattle, WA, USA
USD 148k-210k / year
Posted on Oct 27, 2025
Senior Software Engineer - Full Stack
Seattle
Software Engineering
In office
Full-time
About Us
Supio is a trusted AI platform purpose-built for law firms, reshaping how data drives impactful outcomes. Our innovative approach blends technology with deep legal expertise, making us a leader in our field. We go beyond surface-level AI to deeply understand our customers’ daily needs, empowering law firms with unparalleled data insights. Supio delivers human-level, accurate analysis of complex data and legal records, quickly and efficiently bringing critical insights when they matter most. Trusted by top litigation lawyers, our platform has supported over $1 billion in settlements.
Headquartered in Seattle with an office in San Francisco, we raised $60M Series B in April 2025 led by Sapphire Ventures with Mayfield and Thomson Reuters Ventures, bringing total funding to $91M. We're scaling rapidly and looking for exceptional talent to join us in this next phase of growth.
We're looking for passionate team members who are motivated by our mission and ready to help us achieve it.
Who Are We Looking to Add to Our Team?
We are looking for passionate Senior Software Engineers to help us deliver scalable and innovative solutions. You will have the opportunity to lead and work across multiple layers of the technology stack, from developing customer-centric user experiences to building robust and scalable backend processes and leveraging large language models (LLMs) and advanced AI technologies. You will learn to design services and experiences that meet the needs of our specialized user base. You will collaborate with a dynamic team of full-stack engineers, contributing to a wide range of projects that directly impact our business and customers. This role is ideal for those who thrive on challenges, value continuous learning, and enjoy working in a team-oriented environment.
Key Responsibilities
- Lead and Innovate: Drive the design, development, and implementation of high-quality software solutions. Contribute to product direction and feature prioritization.
- Full Stack Development: Work across the technology stack, from frontend to backend, to deliver end-to-end solutions. Build and maintain scalable, reliable, and efficient systems.
- Customer Focus and Collaboration: Understand customer needs and pain points, translating them into effective technical solutions. Work closely with cross-functional teams, including product, design, and customer support, to define project requirements and deliverables.
- Continuous Improvement and Problem Solving: Stay current with industry trends and emerging technologies. Identify, analyze, and resolve complex technical issues. Advocate for and implement new tools, technologies, and processes to improve our development workflow.
Qualifications
- Experience: 7+ years of professional software development experience with a strong focus on full-stack development
- Education: Bachelor’s or Master’s degree in Computer Science, Engineering, or a related field, or equivalent practical experience.
- Technical Skills: Proficiency in React, Typescript and Nodejs
- Problem Solving: Strong analytical and problem-solving skills, with the ability to tackle complex technical challenges.
- Communication: Excellent verbal and written communication skills, with the ability to effectively collaborate with cross-functional teams.
- Customer Focus: Ability to understand customer needs and translate them into technical solutions.
- Agility: Experience working in an agile development environment, with a focus on iterative development and continuous improvement.
- Team Player: Proven ability to work effectively in a collaborative, team-oriented environment.
Nice-to-haves
- Experience with large language models (LLMs) and advanced AI technologies
- Prior experience in a startup or fast-paced work environment
- Strong understanding of backend development, including RESTful APIs, microservices, and database technologies.
- Familiarity with cloud platforms (AWS, Azure, or Google Cloud).
Compensation
The base salary range for this position in the selected region is $148,000 – $210,000 annually. Compensation may vary outside of this range depending on a number of factors, including a candidate’s qualifications, skills, competencies, and experience.
Benefits & Perks
Supio offers an extensive benefits package and perks which include:
- Health insurance: medical, dental, and vision
- 401k
- Flexible paid time off (PTO) and company-paid holidays
- Monthly commuter subsidies
- DoorDash subsidies for breakfast and dinner
E-Verify Participation Notice
Supio participates in E-Verify, an employment authorization program through the U.S. Department of Homeland Security and the Social Security Administration.
Equal Employment Opportunity (EEO) Statement
Supio is committed to creating a diverse environment and is proud to be an equal opportunity employer. All qualified applicants will receive consideration for employment without regard to race, color, religion, gender, gender identity or expression, sexual orientation, national origin, genetics, disability, age, or veteran status.
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This role requires working from our downtown Seattle office 5 days/week. Does that work for you? *
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