Staff iOS Engineer, Foundation
Staff iOS Engineer, Foundation
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Not Disclosed
Salary Not Disclosed
1 Vacancy
Job Description
Since we opened our doors in 2009 the world of commerce has evolved immensely and so has Square. After enabling anyone to take payments and never miss a sale we saw sellers stymied by disparate outmoded products and tools that wouldnt work together.
So we expanded into software and started building integrated omnichannel solutions to help sellers sell online manage inventory offer buy now pay later functionality book appointments engage loyal buyers and hire and pay staff. Across it all weve embedded financial services tools at the point of sale so merchants can access a business loan and manage their cash flow in one place. Afterpay furthers our goal to provide omnichannel tools that unlock meaningful value and growth enabling sellers to capture the next generation shopper increase order sizes and compete at a larger scale.
Today we are a partner to sellers of all sizes large enterprise-scale businesses with complex operations sellers just starting as well as merchants who began selling with Square and have grown larger over time. As our sellers grow so do our solutions. There is a massive opportunity in front of us. Were building a significant meaningful and lasting business and we are helping sellers worldwide do the same.
The Role
Foundation iOS builds maintains and enables platform-level capabilities architectural foundations and developer tools that keep Squares iOS apps performant reliable observable and scalable. This includes our flagship product Point of Sale and all of Squares seller-facing iOS applications.
Were the backbone that enables Squares 150 iOS engineers to build and ship features efficiently and reliably. Our mandate spans the core infrastructure that powers Squares mobile ecosystem: from state management and dependency injection to networking primitives data persistence testing frameworks and the modular architecture that enables distributed development across multiple teams.
Why Building reliable performance mobile applications at Squares scale requires robust foundational systems. Foundation iOS ensures that product engineers have the architectural primitives tools and frameworks they need to deliver high-quality experiences to Squares sellers without reinventing the wheel.
Our core systems includes:
- Workflow: Squares state management framework
- Bazel: Our build system
- Dependency injection system
- Testing systems: Unit testing UI automation snapshot frameworks Data Persistence
- Observability: Frameworks and dashboards to monitor our applications performance & reliability
We work closely with peer teams like UI Systems Release Engineering Mobile Developer Experience and all product engineering teams.
As a staff engineer on Foundation iOS youll work closely with Foundation leads and technical leads across Square to set technical direction drive architectural decisions and evangelize foundational improvements that benefit the entire iOS organization. Youll be expected to identify system issues that span team boundaries and drive cross-functional solutions to completion.
You Will
- Build and evolve core architectural frameworks that power Squares iOS applications including state management dependency injection networking primitives data persistence layers observability frameworks and testing systems.
- Drive technical excellence across Squares iOS codebase by identifying performance bottlenecks reliability issues and developer productivity pain points then building solutions that scale across hundreds of engineers.
- Lead cross-team initiatives such as iOS version upgrades application architecture improvements memory leak remediation and migration from legacy systems to modern frameworks.
- Partner with product engineering teams to embed foundational improvements provide technical guidance and ensure smooth adoption of new frameworks and tools.
- Maintain critical infrastructure including our module structure and code generation tools.
- Drive performance and reliability improvements by building automated testing systems observability tools and architectural changes that prevent regressions and improve app quality.
- Mentor and enable other engineers through documentation education technical reviews and fostering communities of practice around mobile development best practices.
You Have
- 12 years iOS development experience deep expertise in both legacy and modern iOS frameworks.
- Strong systems thinking and experience building foundational frameworks developer tools or platform-level infrastructure at medium to large scale.
- Experience with build systems and tooling preferably Bazel along with understanding of modular architecture dependency injection and state management (TCA Redux etc).
- Performance and reliability expertise including memory management crash analysis and building systems for observability and monitoring.
- Experience as a technical lead for complex multi-quarter projects with significant organizational impact.
- Strong communication skills for technical writing architecture reviews and presenting to both technical and non-technical audiences.
- Experience with being independent have a strong bias towards action and be a self-starter. We use processes to help us not to constrain us.
Were working to build a more inclusive economy where our customers have equal access to opportunity and we strive to live by these same values in building our workplace. Block is an equal opportunity employer evaluating all employees and job applicants without regard to identity or any legally protected class. We will consider qualified applicants with arrest or conviction records for employment in accordance with state and local laws and fair chance ordinances. We believe in being fair and are committed to an inclusive interview experience including providing reasonable accommodations to disabled applicants throughout the recruitment process. We encourage applicants to share any needed accommodations with their recruiter who will treat these requests as confidentially as possible. Want to learn more about what were doing to build a workplace that is fair and square Check out our ID page.
While there is no specific deadline to apply for this role U.S. roles are typically open for an average of 55 days before being filled by a successful candidate. Please refer to the date listed at the top of this job page for when this role was first posted.
Required Experience:
Staff IC
Employment Type
Full-Time
