Software Development Engineer - App Performance, Mobile App Foundations
Company websiteamazon.com (Amazon, opens in new tab)
Base salary $143,700 to $194,400
Employer-published annual base salary, USD. Advertised base range in Seattle, WA
You apply on the employer's own site. Six Figure Work does not handle applications.
- LocationSeattle, WA
- WorkplaceWorkplace not stated
- Status at last checkSource accepting applications when checked
- Last checked (1 h ago) · observed since
About this job
How would you like to impact hundreds of millions of customers around the world and empower hundreds of engineers daily? Mobile Shopping is one of the fastest growing strategic businesses within Amazon. Our team owns how the Amazon shopping apps perform on Android and iOS. We make sure they start fast, respond instantly, and stay smooth as hundreds of teams add new features.
Do you want to solve complex problems at the scale of the Amazon Mobile Shopping app? Do you want to build the tools that measure, optimize, and safeguard app startup, latency, and runtime performance? Do you want to explore how AI can detect, diagnose, and resolve performance issues before customers notice? Do you want to work with talented, tenured engineers who help each other grow? Then we would like to hear from you!
Key job responsibilities
- Design, implement, and support robust and stable solutions across Amazon's mobile shopping apps
- Profile and optimize app startup, latency, and runtime performance across critical customer code paths
- Build the systems and tooling that automatically catch performance regressions before they reach millions of mobile Shoppers
- Develop systems that support AI-assisted mobile development at scale, exploring approaches like automated anomaly detection and root-cause diagnosis
- Partner with dozens of teams across Amazon to improve performance-critical code paths and remove bottlenecks
- Help raise the bar for mobile development as we change the way we develop mobile apps
About the team
Our team owns app performance for the Amazon Shopping apps on iOS and Android. Every startup, tap, and scroll that millions of customers experience runs through the systems we build. We measure how the apps perform, optimize the paths that matter most, and build the tooling that keeps performance from regressing as hundreds of teams ship new features.
We are a group of engineers who like hard problems, help each other grow, and take pride in work that hundreds of teams and millions of customers depend on daily.
Basic Qualifications
- 3+ years of non-internship professional software development experience
- 2+ years of non-internship design or architecture (design patterns, reliability and scaling) of new and existing systems experience
- 1+ years of software development engineer or related occupational experience
- 1+ years of designing and developing large-scale, multi-tiered, multi-threaded, embedded or distributed software applications, tools, systems, and services using: C#, C++, Java, or Perl experience
- 1+ years of Object Oriented Design experience
- Bachelor's degree or foreign equivalent in Computer Science, Engineering, Mathematics, or a related field
- Experience programming with at least one software programming language
Preferred Qualifications
- 3+ years of full software development life cycle, including coding standards, code reviews, source control management, build processes, testing, and operations experience
- Bachelor's degree in computer science or equivalent
Amazon is an equal opportunity employer and does not discriminate on the basis of protected veteran status, disability, or other legally protected status.
Our inclusive culture empowers Amazonians to deliver the best results for our customers. If you have a disability and need a workplace accommodation or adjustment during the application and hiring process, including support for the interview or onboarding process, please visit https://amazon.jobs/content/en/how-we-hire/accommodations for more information. If the country/region you’re applying in isn’t listed, please contact your Recruiting Partner.
The base salary range for this position is listed below. Your Amazon package will include sign-on payments and restricted stock units (RSUs). Final compensation will be determined based on factors including experience, qualifications, and location. Amazon also offers comprehensive benefits including health insurance (medical, dental, vision, prescription, Basic Life & AD&D insurance and option for Supplemental life plans, EAP, Mental Health Support, Medical Advice Line, Flexible Spending Accounts, Adoption and Surrogacy Reimbursement coverage), 401(k) matching, paid time off, and parental leave. Learn more about our benefits at https://amazon.jobs/en/benefits.
USA, WA, Seattle - 143,700.00 - 194,400.00 USD annually
Source: Amazon · View original posting (opens in new tab)
Pay in context
This role's base floor ($143,700) is above 15% of the 1,400 Software Engineering roles in Washington listed on this site; 527 others list the same floor. Their median floor is $143,700; the middle half runs from $143,700 to $168,100.
Only jobs on this site count, and each one publishes a base salary of $100,000 or more, so this compares six-figure jobs with each other, not with the whole market. Computed Nov 6, 2026.
This listingSoftware Development Engineer - App Performance, Mobile App Foundations$143,700 to $194,400
Software Developer II, Cosmos$143,700 to $194,400
Software Dev Engineer, AWS WAF Bot Control and Fraud Prevention$143,700 to $194,400
Software Development Engineer, Robotics Development and Packaging Innovation$143,700 to $194,400
SDE II, Aspen$143,700 to $194,400
Software Development Engineer$143,700 to $194,400
Software Development Engineer, StoreGen$143,700 to $194,400
Chart as a table
| Role | Published base |
|---|---|
| Software Development Engineer - App Performance, Mobile App Foundations (this listing) | $143,700 - $194,400 |
| Software Developer II, Cosmos | $143,700 - $194,400 |
| Software Dev Engineer, AWS WAF Bot Control and Fraud Prevention | $143,700 - $194,400 |
| Software Development Engineer, Robotics Development and Packaging Innovation | $143,700 - $194,400 |
| SDE II, Aspen | $143,700 - $194,400 |
| Software Development Engineer | $143,700 - $194,400 |
| Software Development Engineer, StoreGen | $143,700 - $194,400 |
Observed changes
- First observed on the employer's board
- Began meeting the published-salary criteria
- Observed since
- Employer-stated posting date
- 2026-11-02
Where this pay comes from
Location as the employer wrote it: US, WA, Seattle
USA, WA, Seattle - 143,700.00 - 194,400.00 USD annually
- Method
- Employer text, read with fixed rules and re-verified
- Checked
- Rule set
- us-base-v2
The pay passage appears in the employer's own job text. Fixed, deterministic rules located it, and the passage below was checked against the stored copy of the posting.
What we verified
- The pay figures come from the employer's own listing, quoted exactly above.
- The pay is an annual base salary in US dollars with a minimum of at least $100,000.
- The role was publicly listed on the employer's job board when last checked.
We do not verify what the employer will actually offer, whether the employer is still recruiting for the role, or anything beyond what the employer published. Full methodology.
