Machine Learning Engineer, Mobile

Grammarly’s engineers and researchers have the freedom to innovate and uncover breakthroughs—and, in turn, influence our product roadmap. The complexity of our technical challenges is growing rapidly as we scale our interfaces, algorithms, and infrastructure. You can hear more from our team on our technical blog.

Your impact

As a Machine Learning Engineer on our Mobile Team, you will:

• Design, develop, and optimize machine learning models that operate efficiently on mobile devices at scale.
• Collaborate with mobile developers to integrate ML technologies seamlessly into Grammarly’s iOS and Android applications.
• Own improving the NLP algorithms that power the iOS keyboard, including autocorrect, key prediction, autocomplete, and swipe typing.
• Launch and monitor the deployment of ML models via A/B testing and diagnose and respond to issues that arise with models in the field.
• Lead cross-functional initiatives, collaborating closely with teams to bring new machine-learning-driven features from concept to deployment.
• Effectively communicate technical machine learning results in a business context where most people are not machine learning experts, ensuring team clarity and alignment.
• Leverage the latest academic research to develop cutting-edge solutions, advancing Grammarly’s leadership in AI-enhanced communication tools.

We’re looking for someone who

• Embodies our EAGER values—is ethical, adaptable, gritty, empathetic, and remarkable.
• Is inspired by our MOVE principles, which are the blueprint for how things get done at Grammarly: move fast and learn faster, obsess about creating customer value, value impact over activity, and embrace healthy disagreement rooted in trust.
• Is able to collaborate in person 2 weeks per quarter, traveling if necessary to the hub where the team is based.
• Has 8 years of overall software development experience and 4 years in machine learning, with a strong focus on natural language processing and on-device machine learning.
• Is proficient in multiple dev environments like Python and C++.
• Has experience in development for Mobile iOS or Android platforms.
• Understands data structures and algorithms at a level sufficient to write performant code when working with large datasets or incoming data streams.
• Has enough experience with academic research to collaborate with researchers and be comfortable reading and implementing papers to reproduce their results.

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. Note that benefits may differ by location.

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.