SentiLink combines technology and expertise to help financial institutions stop identity fraud at the application stage. Backed by a16z and Felicis.
About the role
Own the design and implementation of SentiLink’s mobile SDKs for device fingerprinting across native iOS and Android. Develop a deep technical understanding of device behavior and the signals available across both mobile platforms, including networking and other system-level capabilities.
What they're looking for
- 5+ years of professional software engineering experience, with extensive experience developing for both native iOS and native Android
- Deep systems-level understanding of both iOS and Android, including areas such as networking, device APIs, operating system behavior, and platform internals
- Demonstrated ability to build technically complex mobile software with an emphasis on systems-level engineering rather than primarily user interface development
- Strong ability to independently explore and solve ambiguous technical problems with a high degree of ownership and autonomy
- Excellent analytical, problem-solving, communication, and interpersonal skills
- Deep understanding of device fingerprinting approaches and mechanisms preferred
More about this role
SentiLink stops more than 150,000 fraud attempts and verifies more than 3 million identities every day to protect both institutions and consumers. The problems we work on are challenging, and solving them takes deep domain expertise, rigorous analysis, and a willingness to dig into the details.
At SentiLink, you'll work alongside smart, highly collaborative colleagues who respect each other's time and judgment, take ownership, and follow through on their commitments. Together, we do truly meaningful work protecting the identities of innocent consumers and flagging the fraudsters attempting to exploit them.
We're well capitalized and growing quickly. We already serve 13 of the top 15 U.S. banks, we're expanding into new markets, and we're backed by Craft Ventures, Andreessen Horowitz, NYCA, and Max Levchin. We've been named to the Forbes Fintech 50 and as a 2026 FICO Industry Vanguard Decision Award Winner . We were also the first company to go live with the electronic Consent Based Social Security Number Verification (eCBSV) service, and we've testified before the U.S. Congress on the future of identity.
We want SentiLink to be the best place you've ever worked. We offer generous...
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