Senior Mobile Software Engineer, Android Performance

About the Team

TikTok's Creation Experience team delivers the core video production technologies across mobile platforms, enabling hundreds of millions of TikTok creators to tell their stories, express their emotions, and convey their knowledge in the format of short-form videos. We are looking for enthusiastic mobile developers at various levels of experience to work on TikTok's core technologies of video filming and editing. The technical stack covers various camera features, nonlinear editing on mobile devices, UGC creation workflow, and more.

In this role, you will optimize the performance of TikTok's next-generation camera technologies, collaborate with external mobile SoC/device/service partners, and deliver the best user experience on a huge variety of mobile platforms for TikTok creators around the world.

Responsibilities

• Work closely with product and business teams to build new and innovative camera features for video posting on TikTok using the latest Android programming techniques.
• Profile and optimize Android application UI and infrastructure code for efficiency and performance. Strive to refine user experience in each and every possible creation workflow for TikTok family of video products.
• Stay on top of the latest technologies and work with our industry partners to turn the latest mobile audio/video production capabilities into the best UGC creator experience on TikTok.

Requirements

Minimum Qualifications

• Bachelor degree in Computer Science or related majors with 5 years software development experience.
• Solid coding skills with Java/Kotlin/C++ or demonstrated strong capabilities of learning new programming languages.
• Experience with Android software development and demonstrated knowledge and experience in Android mobile app performance profiling and optimization.
• Open minded, great communication, eager to learn, and always passionate about turning cutting-edge technologies into real use cases.

Preferred Qualifications

• Solid experience with Android architecture, Activity lifecycle, RecyclerView, ViewModel. Experience with Jetpack Compose, RxJava is a big plus.
• Project experience with Android performance optimization including crash, ANR, memory leaks, CPU usage, and network latency. Experience with profiling tools (e.g., Android Studio Profiler, Systrace) is a big plus.
• Experience with Android camera, audio/video media frameworks and knowledge of video/photo capture, processing, encoding and playback pipeline is a big plus.
• Experience with OpenGL graphics rendering pipelines and knowledge of rendering pipeline, shader, frame buffer objects is a big plus.
• Strong written and verbal communication skills and experience working with international teams across different time zones and cultures.

About TikTok

TikTok is the leading destination for short-form mobile video. Our mission is to inspire creativity and bring joy. TikTok's global headquarters are in Los Angeles and Singapore, and we also have offices in New York City, London, Dublin, Paris, Berlin, Dubai, Jakarta, Seoul, and Tokyo.

Why Join Us

Inspiring creativity is at the core of TikTok's mission. Our innovative product is built to help people authentically express themselves, discover and connect – and our global, diverse teams make that possible. Together, we create value for our communities, inspire creativity and bring joy - a mission we work towards every day. We strive to do great things with great people. We lead with curiosity, humility, and a desire to make impact in a rapidly growing tech company. Every challenge is an opportunity to learn and innovate as one team. We're resilient and embrace challenges as they come. By constantly iterating and fostering an "Always Day 1" mindset, we achieve meaningful breakthroughs for ourselves, our company, and our users. When we create and grow together, the possibilities are limitless.

Pay

The base salary range for this position in the selected city is $156,000 - $387,600 annually. Compensation may vary outside of this range depending on a number of factors, including a candidate’s qualifications, skills, competencies, and experience. Base pay is one part of the Total Package that is provided to compensate and recognize employees for their work; this role may be eligible for additional discretionary bonuses/incentives and restricted stock units.

Benefits

• Day one access to medical, dental, and vision insurance.
• 401(k) savings plan with company match.
• Paid parental leave.
• Short-term and long-term disability coverage.
• Life insurance.
• Wellbeing benefits.
• 10 paid holidays per year.
• 10 paid sick days per year.
• 17 days of Paid Personal Time (prorated upon hire with increasing accruals by tenure).