Senior Software Engineer I, Care Innovation, Agentic Care

Our mission: eliminating every barrier to mental health. Spring Health is a global mental health company building a world where getting support is simple, personal, and built around the person. Our AI-native platform delivers personalized support across self-guided tools, coaching, therapy, medication management, and specialty care, with outcomes independently validated by JAMA Network Open and the Validation Institute. We reach more than 170 million people worldwide through leading employers, health plans, and partners.

About the role

As a Senior Software Engineer on the Care Innovation team, you’ll take on a high-visibility, high-impact role with autonomy to drive technical decisions and influence product development. You’ll collaborate closely with R&D leadership to design and execute high-priority projects that transform mental healthcare. This is a hybrid role based in Seattle, with an expectation to be in the office 2–3 days per week at our 255 King St location. Candidates must be based in the Seattle metro area or able to relocate independently within 90 days of their start date. Occasional travel will be required for team on-sites.

Responsibilities

• Write, review, and optimize production-ready code daily while making key technical decisions and holding a high bar for code quality.
• Lead technical design reviews and produce technical designs as a primary author—delivering elegant solutions to complex problems.
• Use AI tools (e.g., Claude, Copilot, Cursor) to support technical design, explore tradeoffs, accelerate delivery, and augment code reviews—while critically evaluating all AI-generated output to ensure it meets team quality and security standards.
• Identify repeatable tasks that can be accelerated with AI; guide junior engineers on effective and responsible AI usage.
• Design and build scalable backend services in Ruby on Rails, owning provider-facing APIs across the profile, onboarding, and offboarding lifecycle.
• Lead multi-person, multi-sprint projects: coordinate execution, manage dependencies and tradeoffs, and build alignment across stakeholders.
• Mentor and actively develop engineers at earlier career stages through code reviews, pairing, and direct coaching.
• Own operational excellence: exemplify best practices in logging, alerting, and monitoring; methodically investigate incidents and provide root cause analyses, including participating in an on-call rotation.

What Success Looks Like

• Coding Excellence – Deliver clean, efficient, and scalable code that enhances system performance, maintainability, and reliability. Your code quality serves as a model for the team.
• Technical Leadership – Lead high-impact projects from ideation to delivery, driving technical direction while making significant hands-on coding contributions.
• AI-Augmented Engineering – Actively use AI to accelerate your work—from drafting designs and debugging to reviews and documentation—while guiding teammates to do the same responsibly and effectively.
• Scalable & Reliable Systems – Design, implement, and maintain architectures that support future growth while maintaining high system uptime and low defect rates.
• Project Execution – Consistently ship high-quality projects on time, within scope, and with high stakeholder satisfaction.
• Engineering Excellence – Elevate team standards through strong personal contributions, high-value code reviews, and proactive identification of tech debt and improvement opportunities.
• Mentorship & Growth – Act as a technical leader and mentor, fostering a culture of learning, growth, and accountability.

Requirements

• 5+ years of professional software development experience with a focus on backend development.
• Strong proficiency in Ruby on Rails, Python, or equivalent object-oriented backend language.
• Experience leading technical designs and multi-person engineering projects end-to-end.
• Strong SQL skills and familiarity with relational databases like PostgreSQL.
• Actively uses AI coding tools (e.g., Claude, Copilot) and iterates on prompts to get high-quality outputs—while critically reviewing AI-generated code for correctness, security, and standards compliance.
• Embraces writing well-designed tests that accompany all code.
• Proven ability to mentor and develop engineers at earlier career stages.
• Comfortable working on an agile team; curious about learning new things, including evolving AI capabilities.
• Bonus: Experience integrating AI/ML features or LLM-powered services in production.
• Bonus: Background in healthcare or regulated environments.

Pay

The target base salary range for this position is $159,000 - $191,000 and is part of a competitive total rewards package including equity and benefits. Individual pay may vary from the target range and is determined by factors including experience, location, and internal pay equity.

Benefits

• Health, Dental, and Vision benefits starting on your first day, including access to One Medical accounts for you and your dependents.
• HSA and FSA plans with Spring contributing up to $1K for HSAs, depending on plan type.
• Employer-sponsored 401(k) match of up to 2% for retirement planning.
• Yearly allotment of no-cost visits to Spring Health’s network of therapists, coaches, and medication management providers for you and your dependents.
• Competitive paid time off policies including vacation, sick leave, and company holidays.
• Parental leave: 18 weeks for birthing parents and 16 weeks for non-birthing parents, available at 6 months tenure.
• Access to Noom, a psychology-based weight management program tailored to your unique needs and goals.
• Fertility care support through Carrot, including $4,000 reimbursement for related expenses.
• Access to Wellhub, connecting employees to fitness, mindfulness, nutrition, and sleep resources in one subscription.
• Access to BrightHorizons for sponsored child care, back-up care, and elder care.
• Up to $1,000 Professional Development Reimbursement per year.
• $200 per year donation matching to support your favorite causes.