Sr. Staff Software Engineer, iOS Search and Shopping Journeys

Segment (Twilio); San Francisco (CA); Hybrid; USD 208,592 - 429,454; Full time

Job summary

Pinterest is seeking a Senior Staff Engineer for the Search Platform to drive product and front‑end strategy across iOS, Android, and Web, shaping the end‑to‑end user experience for Text, Visual, and Image Search.

You will lead the design, implementation, and productionisation of search features, collaborate with product, design, and ML teams, use AI to prototype new interactions, and mentor 35+ engineers to raise the bar on performance, quality, and reliability.

Qualifications

• 10+ years building consumer‑facing products.
• Experience leading frontend across iOS, Android and Web.
• Experience with API design and data contracts.

Responsibilities

• Own and drive the multi-platform product and front‑end strategy for Search across iOS, Android and Web.
• Lead the design, implementation and productionisation of end‑to‑end Search features with product, design and ML teams.
• Use AI—including LLMs and generative techniques—to prototype new interaction patterns and experiments.
• Provide technical leadership for 35+ engineers: define architectural direction and raise the bar on quality.
• Collaborate with infra, ML and back‑end teams to design robust APIs and data contracts.
• Partner with cross‑functional teams to extend Search innovations across the org.
• Mentor and grow engineers and technical leaders in frontend, full‑stack and product thinking.

Skills

iOS development

Full-stack engineering

Cross-platform leadership

A/B experimentation

AI/ML collaboration

Education

Bachelor's or Master's in Computer Science

Job description

Position Summary

Senior Staff Engineer – Search Platform. Lead product and front‑end strategy across iOS, Android, and Web for Text Search, Visual Search, and Image Search, shaping the end‑to‑end user experience and guiding a team of 35+ engineers.

Responsibilities

• Own and drive the multi‑platform product and front‑end strategy for Pinterest Search, ensuring a cohesive and delightful experience across iOS, Android, and Web.
• Lead the design, implementation, and productionisation of end‑to‑end Search features and journeys, partnering with product, design, and ML teams to deliver measurable improvements in engagement and quality.
• Use AI—including LLMs and generative techniques—to prototype new interaction patterns, UI/UX variations, and experiment plans, applying engineering judgment to ensure correctness, performance, and quality.
• Provide technical leadership for 35+ engineers: define architectural direction, codify best practices, and raise the bar on code quality, performance, and reliability.
• Collaborate closely with infrastructure, ML, and back‑end teams to design robust APIs, data contracts, and experimentation hooks that enable fast, safe iteration on Search experiences.
• Partner with cross‑functional teams across Pinterest to identify and adapt technologies developed elsewhere, extending Search innovations wherever they can have outsized impact.
• Mentor and grow engineers and technical leaders, fostering front‑end, full‑stack, and product‑thinking skills.

Qualifications

• 10+ years of experience building and shipping large‑scale, consumer‑facing products, with deep expertise in iOS development and/or strong full‑stack engineering skills.
• Strong track record of leading front‑end and product strategy across multiple platforms (iOS, Android, Web) and designing architectures that support consistency, performance, and rapid iteration.
• Proven ability to lead complex, cross‑team initiatives from problem definition through execution, using A/B experimentation and data to guide decisions and demonstrate impact.
• Experience collaborating with ML, infrastructure, and back‑end teams on API design, data flows, and experimentation frameworks that support rich Search or discovery experiences.
• Demonstrated ability to use AI to improve speed and quality in your workflow, with rigorous validation through testing, data validation, and peer review.
• Excellent communication and collaboration skills, with the ability to influence senior stakeholders and align cross‑functional partners around a cohesive Search product and front‑end vision.
• Bachelor’s or Master’s degree in Computer Science, a related technical field, or equivalent practical experience.

Location & Work Requirements

Relocation: not eligible for relocation assistance.
In‑office: one day per week in a commutable distance from one of the SF/PA offices; US‑only applicants.

Compensation

US based applicants: $208,592 – $429,454 USD (base). Eligibility for equity. Final salary based on location, travel, relevant prior experience, or particular skills and expertise.

Equal Opportunity & Inclusion

We are an equal opportunity employer and make employment decisions on the basis of merit. All qualified applicants will receive consideration for employment without regard to race, color, ancestry, national origin, religion, sexual orientation, gender identity, age, marital status, veteran status, or disability. We also consider qualified applicants regardless of criminal histories, consistent with legal requirements. If you require a medical or religious accommodation during the job application process, please complete the required form for support.