Staff Software Engineer, Platform Engineering

Snap Inc is a technology company. We believe the camera presents the greatest opportunity to improve the way people live and communicate. Snap contributes to human progress by empowering people to express themselves live in the moment learn about the world and have fun together. The Companys three core products are Snapchat a visual messaging app that enhances your relationships with friends family and the world; Lens Studio an augmented reality platform that powers AR across Snapchat and other services; and its AR glasses Spectacles.

Were looking for a Staff Software Engineer to join the Platform Engineering team!

Platform Engineering builds the tools frameworks and internal platforms that help engineers at Snap develop high-quality software in a fast development cycle with a strong focus on quality developer productivity and operational this role youll help build the next generation of AI-powered testing tools and infrastructure across Snapchats mobile apps and multi-cloud backend services including agent harnesses evaluation systems Temporal-based workflows and telemetry-driven debugging capabilities. Youll work across teams to turn product and engineering needs into scalable platforms that reduce manual work surface regressions earlier in CI/CD and make it easier for engineers to ship reliable software faster.

What youll do:

• Build and own agent harnesses and testing infrastructuretool design prompt engineering context management and output evaluationto drive functional and load testing across Snapchats mobile apps and multi-cloud backend services

• Push AI-native engineering practices across the team: writing reusable skills standing up looped and scheduled agents building MCP tools and offloading ops work (deploys log triage JIRA updates) to agents instead of doing it by hand

• Architect Temporal-based workflows and services that speed up detection of bugs and regressions in the CI/CD pipeline applying async Python workflow determinism constraints and typed dataclass-driven design

• Build the telemetry and evaluation layer that makes agent behavior measurablewriting non-trivial BigQuery SQL reasoning about mobile telemetry (Blizzard-style events client vs. server timestamps sampling) and turning raw logs into actionable hypotheses

• Work across teams to understand product requirements evaluate trade-offs and deliver the solutions needed to ship innovative products

• Advocate for and apply best practices around availability scalability operational excellence and cost management

• Be part of a passionate team building the next generation of Snapchats AI-powered testing tools and infrastructure

Knowledge Skills & Abilities:

• Experience designing building and operating backend services or distributed systems at significant scale.

• Proven track record of owning highly-available missioncritical systems including oncall participation incident response and driving systemic fixes.

• Ability to set technical vision and lead complex crossfunctional initiatives over multiple quarters balancing architectural quality reliability and product velocity.

• Strong foundation in system design (APIs data models storage pub/sub queues and workflow orchestration) and performance/latency optimization.

• Deep experience with observability (metrics logging tracing dashboards) and using data to debug harden and evolve large-scale systems.

• Excellent collaboration and communication skills; able to work effectively with Product DS ML Design and other engineering teams to align on requirements and tradeoffs.

• Ability to mentor and uplevel engineers provide clear technical guidance and create structures that make the team more effective over time

Minimum Qualifications:

• Bachelors degree in a technical field such as Computer Science or equivalent practical experience

• 9 years of software development experience; or Masters degree with 8 years of experience; or PhD with 5 years of experience

• Experience acting as a technical lead domain expert or owner of complex technical initiatives

• Experience building backend systems or distributed systems in production environments

Preferred Qualifications:

• Experience with Java Go Python C or similar backend languages

• Experience with large-scale microservices cloud infrastructure storage systems or platform architecture

• Experience with Kubernetes containerized systems data infrastructure or service platforms

• Experience with developer tooling CI/CD internal platforms or engineering productivity systems

• Experience building AI developer tools coding assistants eval systems or workflow automation for engineers

• Experience driving multi-year technical direction for a platform or infrastructure area

• Track record of delivering large-scale high-impact technical work across team boundaries

If you have a disability or special need that requires accommodation please dont be shy and provide us some information.

Default Together Policy at Snap: At Snap Inc. we believe that being together in person helps us build our culture faster reinforce our values and serve our community customers and partners better through dynamic collaboration. To reflect this we practice a default together approach and expect our team members to work in an office 4 days per week.

At Snap we believe that having a team of diverse backgrounds and voices working together will enable us to create innovative products that improve the way people live and communicate. Snap is proud to be an equal opportunity employer and committed to providing employment opportunities regardless of race religious creed color national origin ancestry physical disability mental disability medical condition genetic information marital status sex gender gender identity gender expression pregnancy childbirth and breastfeeding age sexual orientation military or veteran status or any other protected classification in accordance with applicable federal state and local laws. EOE including disability/vets.

We are an Equal Opportunity Employer and will consider qualified applicants with criminal histories in a manner consistent with applicable law (by example the requirements of the San Francisco Fair Chance Ordinance and the Los Angeles Fair Chance Initiative for Hiring where applicable).

Our Benefits: Snap Inc. is its own community so weve got your back! We do our best to make sure you and your loved ones have everything you need to be happy and healthy on your own terms. Our benefits are built around your needs and include paid parental leave comprehensive medical coverage emotional and mental health support programs and compensation packages that let you share in Snaps long-term success!

Compensation

In the United States work locations are assigned a pay zone which determines the salary range for the position. The successful candidates starting pay will be determined based on job-related skills experience qualifications work location and market conditions. The starting pay may be negotiable within the salary range for the position. These pay zones may be modified in the future.

Zone A (CA WA NYC):

Zone B:

Zone C: