Senior Software Engineer, Acquisition & Identity
Role Overview
As a Senior Software Engineer, you will lead the development of critical systems for user acquisition, onboarding, identity, and fraud prevention, collaborating with cross-functional teams to deliver scalable and high-performance solutions. This senior-level role involves architecting platform systems, building fraud prevention tools, and mentoring junior engineers to drive innovation and protect the integrity of the platform.
Perks & Benefits
This is a fully remote position with flexible PTO, 15 holidays, and 2 flex days, offering benefits like equity, 401(k) match, medical/dental/vision coverage, mental health support, and a wellness stipend. Career growth is supported through a learning stipend and ongoing development opportunities, with a culture that includes team outings and a focus on work-life balance, though time zone expectations are not specified but likely flexible for remote collaboration.
Full Job Description
About Handshake
Handshake is the career network for the AI economy. 20 million knowledge workers, 1,600 educational institutions, 1 million employers (including 100% of the Fortune 50), and every foundational AI lab trust Handshake to power career discovery, hiring, and upskilling, from freelance AI training gigs to first internships to full-time careers and beyond. This unique value is leading to unparalleled growth; in 2025, we tripled our ARR at scale.
Why join Handshake now:
Shape how every career evolves in the AI economy, at global scale, with impact your friends, family and peers can see and feel
Work hand-in-hand with world-class AI labs, Fortune 500 partners and the world’s top educational institutions
Join a team with leadership from Scale AI, Meta, xAI, Notion, Coinbase, and Palantir, among others
Build a massive, fast-growing business with billions in revenue
About the Role
As a Senior Software Engineer, you will drive the development of critical systems that power how users join and trust our platform; spanning user acquisition, onboarding, identity, and fraud prevention. You will collaborate with cross-functional teams to deliver reliable, scalable, and high-performance software solutions. This role requires a deep understanding of software engineering principles and the ambition to lead impactful projects.
In this role, you will:
Lead the architecture and design of platform systems that support user acquisition, onboarding, and identity infrastructure.
Build and scale fraud prevention systems to protect the integrity of our platform.
Develop high-quality code and implement robust testing strategies to ensure product reliability.
Collaborate with product managers and designers to create seamless user experiences from first touch through activation.
Mentor junior engineers to foster technical growth and innovation.
Desired Capabilities
5+ years of software engineering experience, with a backend-leaning full stack orientation.
Strong proficiency in programming languages such as Java, Python, or Ruby to deliver robust solutions.
Experience building platforms and scalable infrastructure systems.
Experience with cloud platforms like AWS or Azure to enable scalable applications.
Demonstrated ability to lead technical projects and drive them to success.
Excellent problem-solving skills to address complex technical challenges.
Excellent communication skills to effectively collaborate with diverse teams.
Extra Credit
Interest in identity, trust & safety, or fraud prevention.
Perks
Handshake delivers benefits that help you feel supported—and thrive at work and in life.
The below benefits are for full-time US employees.
🎯 Ownership: Equity in a fast-growing company
💰 Financial Wellness: 401(k) match, competitive compensation, financial coaching
🍼 Family Support: Paid parental leave, fertility benefits, parental coaching
💝 Wellbeing: Medical, dental, and vision, mental health support, wellness stipend
📚 Growth: Learning stipend, ongoing development
💻 Remote & Office: Internet, commuting, and free lunch/gym in our SF office
🏝 Time Off: Flexible PTO, 15 holidays + 2 flex days
🤝 Connection: Team outings & referral bonuses
Explore our mission, values, and comprehensive US benefits at joinhandshake.com/careers.
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