Job Description
Join Grammarly, a leader in AI writing assistance, as a Senior iOS Engineer. This role focuses on building and enhancing the widely used iOS Keyboard and Companion App, impacting millions of users through innovative user-facing experiences and robust infrastructure within a collaborative, hybrid team environment.
Key Information
- Location Model: Hybrid
- Location Details: Germany (implied from benefits section)
- Salary Range: Competitive
- Years Experience Min: 3+ years
- Employment Type: Permanent
- Company Industry: SaaS (AI Writing Assistance)
- Visa Sponsorship: N/A
- Relocation Assistance: N/A
- Working Hours: Flexible schedule
Technical Stack
- Core (Must-Have):
- Swift
- UIKit
- CI/CD environments
- System-level debugging & performance optimization
- Dependency Injection (Needle)
- Unit testing
- Snapshot testing
- Release workflows (TestFlight, App Store Connect)
- Nice-to-Have:
- SwiftUI
- Custom keyboard experience
- Accessibility APIs
- Input methods experience
Role & Responsibilities
- Key Responsibilities:
- Contribute to custom iOS keyboard and companion app features.
- Own and enhance CI/CD pipelines and testing infrastructure.
- Lead or contribute to feature development and performance improvements.
- Partner with cross-functional teams (QA, Design, Product).
- Guide and mentor newcomers through onboarding.
- Must-Have Qualifications:
- 3+ years building high-quality iOS apps with Swift and UIKit.
- Experience in CI/CD environments with fast iteration cycles.
- Comfortable with system-level debugging and performance optimization.
- Familiar with dependency injection and testing methodologies.
- Experience collaborating with cross-functional teams.
- Nice-to-Have Qualifications:
- SwiftUI experience.
- Experience with custom keyboards, accessibility APIs, or input methods.
Company & Culture
- Benefits Highlights:
- Competitive pay and comprehensive benefits package.
- Life care (including mental health and risk benefits).
- Ample and defined time off.
- Support to set up a home office.
- Wellness and pet care stipends.
- Learning and development opportunities.
- Potential Red Flags / Things to Note:
- Benefits listed are specifically for Germany-based candidates.
- Company Culture Snippets:
- Dynamic hybrid working model.
- Highly collaborative culture (EAGER values).
- Focus on professional development and autonomy.
- Employee resource groups (Grammarly Circles).
Grammarly offers a dynamic hybrid working model for this role. This flexible approach gives team members the best of both worlds: plenty of focus time along with in-person collaboration that helps foster trust, innovation, and a strong team culture.
About Grammarly Grammarly is the world’s leading AI writing assistance company trusted by over 40 million people and 50,000 organizations. From instantly creating a first draft to perfecting every message, Grammarly helps people at 96% of the Fortune 500 and teams at companies like Atlassian, Databricks, and Zoom get their point across—and get results—with best-in-class security practices that keep data private and protected. Founded in 2009, Grammarly is No. 14 on the Forbes Cloud 100, one of TIME’s 100 Most Influential Companies, one of Fast Company’s Most Innovative Companies in AI, and one of Inc.’s Best Workplaces.
The Opportunity To achieve our ambitious goals, we’re looking for an iOS Engineer to join our Clients team. This role focuses on one of our most technically sophisticated and widely used surfaces: the Grammarly Keyboard and iOS Companion App. This is a high-impact opportunity to build user-facing experiences and infrastructure that power writing assistance for millions of users. You’ll be part of a deeply collaborative, cross-functional team that owns the full product experience—from input to output. Grammarly’s engineers have the freedom to innovate and influence our product roadmap. The complexity of our technical challenges is growing rapidly as we extend support across surfaces and integrate web-powered UI through our Inkwell platform. You can hear more from our team on our technical blog.
As an iOS Engineer, you will:
- Contribute to Grammarly’s custom iOS keyboard and companion app, tackling challenges around text input, layout rendering, system integrations, and accessibility.
- Own and enhance CI/CD pipelines, testing infrastructure, and quality-of-life tools that enable smooth developer and release workflows.
- Lead or contribute to feature development, performance improvements, and experimentation.
- Partner closely with QA, Design, and Product to ensure high-quality experiences on all iOS devices.
- Guide and mentor newcomers through a highly structured onboarding process that includes deep dives into our architecture, history, and design decisions.
Within your first 30 days, you will:
- Complete our onboarding program, including deep technical sessions, team shadowing, and pairing.
- Explore our modular architecture, testing pipelines, and monitoring systems.
- Make your first code contributions—starting with tooling or documentation and progressing to production features.
Within your first 90 days, you will:
- Lead a small feature or infrastructure initiative.
- Drive improvements to our onboarding or code quality processes based on your experience.
- Engage in cross-platform work or experiments as we continue to unify feature development with Inkwell.
Qualifications Has 3+ years of experience building high-quality ios applications with Swift and UIKit (Swiftui experience is a plus). Has experience working with custom keyboards, accessibility APIs, or input methods is a big advantage. Has worked in CI/CD environments with fast iteration cycles. Is comfortable with system-level debugging, memory profiling, and performance optimisation. Is familiar with dependency injection (we use Needle), unit testing, snapshot testing, and release workflows (TestFlight, App Store Connect). Has experience collaborating with cross-functional teams (Design, QA, Data, Product). Embodies our EAGER values—is ethical, adaptable, gritty, empathetic, and remarkable. Is inspired by our MOVE principles: move fast and learn faster; obsess about creating customer value; value impact over activity; and embrace healthy disagreement rooted in trust.
Support for you, professionally and personally Professional growth: We believe that autonomy and trust are key to empowering our team members to do their best, most innovative work in a way that aligns with their interests, talents, and well-being. We also support professional development and advancement with training, coaching, and regular feedback. A connected team: Grammarly builds a product that helps people connect, and we apply this mindset to our own team. Our remote-first hybrid model enables a highly collaborative culture supported by our EAGER (ethical, adaptable, gritty, empathetic, and remarkable) values. We work to foster belonging among team members in a variety of ways. This includes our employee resource groups, Grammarly Circles, which promote connection among those with shared identities including BIPOC and LGBTQIA+ team members, women, and parents. We also celebrate our colleagues and accomplishments with global, local, and team-specific programs.
Comprehensive benefits for candidates based in Germany: Grammarly offers all team members competitive pay along with a benefits package encompassing life care (including mental health care and risk benefits) and ample and defined time off. We also offer support to set up a home office, wellness and pet care stipends, learning and development opportunities, and more.
We encourage you to apply At Grammarly, we value our differences, and we encourage all to apply. Grammarly is an equal-opportunity company. We do not discriminate on the basis of race or ethnic origin, religion or belief, gender, disability, sexual identity, or age. For more details about the personal data Grammarly collects during the recruitment process, for what purposes, and how you can address your rights, please see the Grammarly Data Privacy Notice for Candidates here.
#LI-Hybrid
About Grammarly Grammarly is the world’s leading AI writing assistance company trusted by over 40 million people and 50,000 organizations. From instantly creating a first draft to perfecting every message, Grammarly helps people at 96% of the Fortune 500 and teams at companies like Atlassian, Databricks, and Zoom get their point across—and get results—with best-in-class security practices that keep data private and protected. Founded in 2009, Grammarly is No. 14 on the Forbes Cloud 100, one of TIME’s 100 Most Influential Companies, one of Fast Company’s Most Innovative Companies in AI, and one of Inc.’s Best Workplaces.
The Opportunity To achieve our ambitious goals, we’re looking for an iOS Engineer to join our Clients team. This role focuses on one of our most technically sophisticated and widely used surfaces: the Grammarly Keyboard and iOS Companion App. This is a high-impact opportunity to build user-facing experiences and infrastructure that power writing assistance for millions of users. You’ll be part of a deeply collaborative, cross-functional team that owns the full product experience—from input to output. Grammarly’s engineers have the freedom to innovate and influence our product roadmap. The complexity of our technical challenges is growing rapidly as we extend support across surfaces and integrate web-powered UI through our Inkwell platform. You can hear more from our team on our technical blog.
As an iOS Engineer, you will:
- Contribute to Grammarly’s custom iOS keyboard and companion app, tackling challenges around text input, layout rendering, system integrations, and accessibility.
- Own and enhance CI/CD pipelines, testing infrastructure, and quality-of-life tools that enable smooth developer and release workflows.
- Lead or contribute to feature development, performance improvements, and experimentation.
- Partner closely with QA, Design, and Product to ensure high-quality experiences on all iOS devices.
- Guide and mentor newcomers through a highly structured onboarding process that includes deep dives into our architecture, history, and design decisions.
Within your first 30 days, you will:
- Complete our onboarding program, including deep technical sessions, team shadowing, and pairing.
- Explore our modular architecture, testing pipelines, and monitoring systems.
- Make your first code contributions—starting with tooling or documentation and progressing to production features.
Within your first 90 days, you will:
- Lead a small feature or infrastructure initiative.
- Drive improvements to our onboarding or code quality processes based on your experience.
- Engage in cross-platform work or experiments as we continue to unify feature development with Inkwell.
Qualifications Has 3+ years of experience building high-quality ios applications with Swift and UIKit (Swiftui experience is a plus). Has experience working with custom keyboards, accessibility APIs, or input methods is a big advantage. Has worked in CI/CD environments with fast iteration cycles. Is comfortable with system-level debugging, memory profiling, and performance optimisation. Is familiar with dependency injection (we use Needle), unit testing, snapshot testing, and release workflows (TestFlight, App Store Connect). Has experience collaborating with cross-functional teams (Design, QA, Data, Product). Embodies our EAGER values—is ethical, adaptable, gritty, empathetic, and remarkable. Is inspired by our MOVE principles: move fast and learn faster; obsess about creating customer value; value impact over activity; and embrace healthy disagreement rooted in trust.
Support for you, professionally and personally Professional growth: We believe that autonomy and trust are key to empowering our team members to do their best, most innovative work in a way that aligns with their interests, talents, and well-being. We also support professional development and advancement with training, coaching, and regular feedback. A connected team: Grammarly builds a product that helps people connect, and we apply this mindset to our own team. Our remote-first hybrid model enables a highly collaborative culture supported by our EAGER (ethical, adaptable, gritty, empathetic, and remarkable) values. We work to foster belonging among team members in a variety of ways. This includes our employee resource groups, Grammarly Circles, which promote connection among those with shared identities including BIPOC and LGBTQIA+ team members, women, and parents. We also celebrate our colleagues and accomplishments with global, local, and team-specific programs.
Comprehensive benefits for candidates based in Germany: Grammarly offers all team members competitive pay along with a benefits package encompassing life care (including mental health care and risk benefits) and ample and defined time off. We also offer support to set up a home office, wellness and pet care stipends, learning and development opportunities, and more.
We encourage you to apply At Grammarly, we value our differences, and we encourage all to apply. Grammarly is an equal-opportunity company. We do not discriminate on the basis of race or ethnic origin, religion or belief, gender, disability, sexual identity, or age. For more details about the personal data Grammarly collects during the recruitment process, for what purposes, and how you can address your rights, please see the Grammarly Data Privacy Notice for Candidates here.
#LI-Hybrid
Job Details
Location
Remote
Key Skills
SwiftCi/cdDebuggingUnit TestingUikitPerformance OptimizationCross Functional TeamworkAccessibility ApisDependency InjectionSnapshot Testing