Job Description

Amplitude is the leading digital analytics platform that helps companies unlock the power of their products. Over 4,000 customers, including Atlassian, NBCUniversal, Under Armour, Shopify, and Jersey Mike’s, rely on Amplitude to gain self-service visibility into the entire customer journey. Amplitude guides companies every step of the way as they capture data they can trust, uncover clear insights about customer behavior, and take faster action. When teams understand how people are using their products, they can deliver better product experiences that drive growth. Amplitude is the best-in-class analytics solution for product, data, and marketing teams, ranked #1 in multiple categories in G2’s Spring 2025 Report. Learn how to optimize your digital products and business at amplitude.com .

As an organization, we approach challenges with humility, take ownership of our contributions, and embrace a growth mindset that pushes us to constantly improve ourselves, each other, and the value we bring to customers and partners.

Amplitude’s Commitment to Diversity Equity & Inclusion (DEI): Amplitude believes that diversity enables the creation of better products, improves the ability to solve complex problems, and drives more powerful solutions. We strive to create an environment of inclusion—one focused on psychological safety, empathy, and human connection—that will allow employees of all backgrounds to thrive.

About The Role & Team

We’re looking for a senior SDK engineer to join the Experiment team within Amplitude. You will be part of a passionate group of engineers to help modern businesses build and transform their products through feature flagging mixed with data and experimentation. As a senior infrastructure and SDK engineer, you will be responsible for developing Experiment’s critical evaluation and feature delivery infrastructure and 9+ SDKs, which handle over 100 billion evaluation requests per month. If you have experience with developing libraries, SDKs, and other developer focussed tools, then this will be a great role for you.

As a Senior SDK Engineer on Experiment, you will:

• Develop and maintain 9+ SDK using TypeScript, Kotlin, Swift, Python, Go, Ruby, PHP.
• Provide technical guidance and troubleshooting support to engineers integrating our SDKs into their applications.
• Produce and refine high-quality documentation, including guides, README files, and technical documentation hosted on our docs site.
• Extend CI/CD systems to automate building, testing, and deploying SDKs to npm and other package managers, ensuring smooth releases.
• Work cross functionally with Experiment product and engineering teams, to deliver end-to-end features.
• Mentor other engineers in best practices, training them to have an outsized impact on the codebase.
• Contribute to the technical direction of the team, product and systems.
• Evangelize the work, sharing in large all-hands meetings changes proposed and measured success metrics.

You'll be a great addition to the team if you have:

• Thrive in a technical leadership role on an engineering team, and are constantly seeking opportunities to encourage those around you to excel.
• Have a great understanding of current and emerging trends in open source software, web and mobile development, and developer tooling.
• Constant desire to learn, grow, and take on additional responsibilities as an engineer.
• Strong practitioner of automated testing.
• Bonus points if you have feature flagging or AB testing knowledge and prior experience working on internal or external feature flagging and AB testing products.

At a minimum, you need to have:

• 5+ years of experience building stable, high-quality, flexible SDKs and libraries.
• Strong critical thinking and problem-solving mindset with attention to detail.
• Experience with multiple programming languages and platforms.

Who We Are

The Company: Amplitude is filled with humble, life-long learners who are eager to help one another and the company succeed. Our values of growth mindset, ownership, and humility are core to the way we work: we’re tenacious in the face of challenges, we take the initiative to solve problems that drive our shared success, and we operate from a place of empathy and openness, seeking to understand many points of view.

The Product: Amplitude is a digital analytics platform—we help companies capture data they can trust, uncover clear insights about customer behavior, and take faster action. This empowers teams to build better product experiences that drive business growth. We’re super proud of what we’ve built and continue to expand: a platform that empowers companies to thrive in the digital era.

Some of our benefit programs include:

• Excellent M edical, D ental and V ision insurance coverages, with 100% employer-paid premiums for employee M edical, D ental, Vision on select plans
• Flexible time off, p aid holidays, and more
• Generous stipends to spend on what matters most to you, whether that’s wellness (monthly), commuter transit/parking (monthly), learning and development (quarterly), home office equipment (annual), and much more
• Excellent Parental benefits including : 12-20 weeks of Paid Parental Leave, Carrot Fertility Benefits/Adoption/Surrogacy support, Back-up Child Care support
• Mental health and wellness benefits including no cost employee access to Modern Health coaching & therapy Sessions and high quality physician office experience via One Medical membership (select U.S. locations only)
• Employee Stock Purchase Program (ESPP)

Other fun facts about Amplitude:

• We were recognized in the Newsweek Excellence Index 2024 .
• Our customers love us! They've said we're the #1 product analytics solution for 15 quarters in a row on G2.
• We're focused on growth. Check us out in Deloitte’s 2023 Technology Fast 500
• We care A LOT about product innovation. Fast Company called us the #3 most innovative enterprise company in the world.
• We invest in our people. We offer mentorship programs, management training, and wellness initiatives.
• We give back to our communities. We give every Ampliteer a charitable giving grant and paid volunteer time off.
• We were founded in 2012, went public via a direct listing in September 2021, and are now trading under the ticker $AMPL.
• We’re a global and fast-growing team! We have employees around the world and offices in San Francisco (HQ), New York, Vancouver, Amsterdam, London, Paris, Singapore, and Tokyo.
• Our mascot is the datamonster, who loves to chow down on numbers, charts, and graphs. Nom nom.

Amplitude provides equal employment opportunities (EEO). All applicants are considered without regards to race, color, religion, national origin, age, sex, marital status, ancestry, physical or mental disability, veteran status, or sexual orientation.

This role is eligible for equity, benefits and other forms of compensation.

Based on legislation in California, the following details are for individuals who will work for Amplitude in San Francisco Bay Area of California. Salary range: $170,000 - $256,000 total target cash (inclusive of bonus or commission)

Based on legislation in California, the following details are for individuals who will work for Amplitude in California outside of the San Francisco Bay Area. California salary range: $154,000 - $231,000 total target cash (inclusive of bonus or commission)

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By applying for this job, you acknowledge that Amplitude processes your personal data in accordance with the Amplitude Applicant Privacy Notice .

Staying Safe - Protect Yourself From Recruitment Fraud
We are aware of individuals and entities fraudulently representing themselves as Amplitude recruiters and/or hiring managers. Amplitude will never ask for financial information or payment, or for personal information such as bank account number or social security number during the job application or interview process. Any emails from the Amplitude recruiting team will come from an @ amplitude.com email address. You can learn more about how to protect yourself from these types of fraud by referring to this article . Please exercise caution and cease communications if something feels suspicious about your interactions.

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Job Tags

Full time, Work at office, Home office, Flexible hours,

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