Senior Software Engineer - SDK

Amplitude is a leading AI analytics platform that helps customers build better products and digital experiences. About the role and Team At Amplitude, millions of developers instrument their products to understand how users behave. The first code they write with Amplitude is almost always through an SDK. That means our SDKs are not just integrations, they are the developer experience of Amplitude itself. We're building a new kind of SDK team: AI‑assisted SDK wizards , engineers who build tooling to scale SDK maintenance and own developer experience end‑to‑end. This role has unusually large scope and autonomy. What You'll Work On Use AI to scale SDK development – build systems that allow a small team to maintain many SDKs Own developer experience – improve how developers integrate with Amplitude Optimize SDK for latency, performance, bundle size, and resource load Create external‑facing agents that take advantage of the signals collected by our SDKs Build integrations with third parties Drive high engineering standards while knowing when speed beats perfection Create a culture where people love the work, move fast, and deliver real outcomes You Might Be a Great Fit If Experience building SDKs, APIs, or developer platforms Open source library maintainership Interest in developer experience and tooling Experience building platform tooling or code generation systems Why This Team, Why Now Huge scope – own SDKs used by thousands of developers Polyglot engineering – work across many ecosystems AI‑augmented engineering – help define the future of SDK development Direct product impact – great SDKs drive adoption of Amplitude Our values Humility – we operate from empathy and openness Ownership – we take initiative to solve problems that drive company success Growth Mindset – tenacious handling of challenges and seeking feedback Customer Centricity – putting the customer at the center of everything we do Benefits Excellent medical, dental, and vision insurance with 100% employer‑paid premiums on select plans 401(k) retirement plan with up to 1% employer‑match of eligible pay each period, up to $2,000 annually Flexible time off, paid holidays, and more Generous stipends for wellness, commuter transit/parking, learning and development, new hire home office equipment, etc. Excellent parental benefits – 12 weeks paid leave, fertility/ adoption/ surrogacy support, backup child care Mental health and wellness benefits, no cost employee access to Modern Health coaching & therapy sessions Mentorship programs, management training, and wellness initiatives Charitable giving grant and paid volunteer time off Amplitude provides equal employment opportunities (EEO). All applicants are considered without regard to race, color, religion, national origin, age, sex, marital status, ancestry, physical or mental disability, veteran status, or sexual orientation. Pursuant to the San Francisco Fair Chance Ordinance, we will consider for employment qualified applicants with arrest and conviction records. This role is eligible for equity, benefits and other forms of compensation. Salary ranges by location: Colorado – $165,000 – $247,000 total target cash. New York City – $183,000 – $276,000 total target cash. San Francisco Bay Area – $183,000 – $276,000 total target cash. California outside Bay Area – $165,000 – $247,000 total target cash. Washington state – $165,000 – $247,000 total target cash. Washington only – unlimited PTO, 10‑13 holidays annually, medical/dental/vision PPO and CDHP plans, company sponsored 401(k). #J-18808-Ljbffr