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Senior Android Framework Engineer

Who is Flock?

Flock Safety is an all-in-one technology solution to eliminate crime and keep communities safe. Our intelligent platform combines the power of communities at scale - including cities, businesses, schools, and law enforcement agencies - to shape a safer future together. Our full-service, maintenance-free technology solution is trusted by communities across the country to help solve and deter crime in the pursuit of safer communities for everyone.

Our holistic public safety platform is comprehensive and intelligent, providing the actionable evidence needed to solve, deter and reduce crime across neighborhoods, schools, businesses and entire cities. Without compromising transparency or privacy, we are turning unbiased data into objective answers.

Flock strives to offer a career-defining experience where you can also make an impact on your community. While safety is a serious business, we are a supportive team that is optimizing the remote experience to create strong and fulfilling relationships even when we are physically apart. Our group of hard-working employees thrive in a positive and inclusive environment, where a bias towards action is rewarded. 

We have raised over $700M in venture capital from investors including Tiger Global, Andreessen Horowitz, Matrix Partners, Bedrock Capital, Meritech Capital Partners, and Initialized Capital. Now surpassing a $7.5B valuation, Flock is scaling intentionally and seeking the best and brightest to help us meet our goal of reducing crime in the United States by 25% in the next three years.

The Opportunity

Flock is looking to add an Android Framework Engineer to our Device OS Team. No UI components here! We run on headless custom Android devices. Our Engineering team is made up of driven people who are responsible for all of the code running on a variety of devices Flock deploys in the real world. They enable the whole experience by providing Android Applications, Services, and other key components that reliably capture, process, and upload data for years at a time without needing human interaction to keep them running. 

How you'll make an impact:

  • Take responsibility for a feature or module and deliver with high quality.

  • Be responsible for a certain amount of QA/quality of your work

  • Write automatable code.

  • Document work, test cases, and interact with program, product, QA, and other engineers.

  • Estimate of work within reasonable accuracy and ability to communicate adjustments.

  • Assist in supporting issues reported in the field.

  • Additional responsibilities:

    • Be able to negotiate features and schedules

    • Identify and be a proponent of new features that will be beneficial to Flock.

    • Identify deficiencies in products, processes, and improve upon them.

    • Give tech talks.

The Skillset

  • Bring experience designing versioned service interfaces via AIDL/HIDL to expose device functionality to headless kotlin apps via a custom SDK

  • Have developed testable service implementations in Rust/C++

  • Bring knowledge of the android build system and best practices for API design between kernel and apps

  • Have strong Kotlin/JAVA development experience such as but not limited to

    • Exposure to coroutines & OS threading concepts such as semaphores, synchronization, deadlocks

    • familiar with Android profiler & memory leaks/management, etc.

    • Unit testing using JUnit and mockk, using facades and dependency injection

  • Have exposure to or interest in AOSP development:

    • Including shell scripting experience & init.rc

    • Exposure to security and SE Policy

    • Possess strong debugging skills on custom Android HW.

    • Ability to trace app code through different layers of the stack

  • System app development, methodologies, design patterns, etc.

  • Have experience with architecture, design, and documentation.

  • Skilled in JIRA, Confluence, Jenkins, Gerrit, Git/GitHub.

Nice to Haves:

  • C/C++ skills and expertise with lower levels of the stack such as kernel, services, bootloaders etc.

  • Linux kernel driver development experience

  • Experience working on Linux platforms, including Embedded Linux

  • Familiarity with tools like perfetto used for debugging and performance

  • Familiarity with Qualcomm based Android devices

  • Experience with Qualcomm Camera Stack

  • Experience with Rust programming language

  • Have the ability to write automation shell scripts to improve self productivity and share such helper scripts with the team to boost overall productivity.

90 Days at Flock

We are a results-oriented culture and believe job descriptions are a thing of the past. We prescribe to 90 day plans and believe that good days, lead to good weeks, which lead to good months. This serves as a preview of the 90 day plan you will receive if you were to be hired as an Android Framework Engineer at Flock Safety. 

The First 30 Days

  • Learn as much as possible about Flock's devices, cloud systems, and customer requirements

  • Familiarize yourself with members of the Engineering Team

  • Understand Flock device product goals and system design

The First 60 Days 

  • Contribute to system apps development

  • Contribute to system services development

  • Expand the use and accessibility to engineers

90 Days & Beyond 

  • Be a key contributor to system apps and system services.

  • Be a key contributor in developing the new products and the next generation.

  • Play a central role in streamlining the code to ensure it supports multiple platforms

The Interview Process 

We want our interview process to be a true reflection of our culture: transparent and collaborative. Throughout the interview process, your recruiter will guide you through the next steps and ensure you feel prepared every step of the way. 

  1. Our First Chat: During this first conversation, you’ll meet with a recruiter to chat through your background, what you could bring to Flock, what you are looking for in your next role, and who we are. 

  2. The Hiring Manager Interview: You will meet with your potential future boss to really dive into the role, the team, expectations, and what success means at Flock. This is your chance to really nerd out with someone in your field. 

  3. The Technical Assessment: Our technical assessments seek to test the hard skills required to do the job. Engineers may find themselves in coding interviews or architecture discussions, sales roles may present mock discovery calls, and leadership roles may craft 90 day plans. Your recruiter will inform you of which assessment you will be assigned and ensure you are fully prepared for your big day. 

  4. The Panel: Learn more about the team, responsibilities, and workflows. You should be prepared to speak about past projects, how you collaborate and communicate with others, and how you live our values. Depending on the team and role you are interviewing for, you may meet with several teammates as well as cross-functional partners.

  5. The Executive Review: A chance to meet an executive in your function and view Flock from a different lens. Be prepared to ask well-thought-out questions about the company, culture, and more.

Salary & Equity

In this role, you’ll receive a starting salary of $149,200-$205,150 as well as stock options. Base salary is determined by job-related experience, education/training, as well as market indicators. Your recruiter will discuss this in-depth with you during our first chat.

The Perks 

🌴Flexible PTO: We seriously mean it, plus 11 company holidays.

⚕️Fully-paid health benefits plan for employees: including Medical, Dental, and Vision and an HSA match.

👪Family Leave: All employees receive 12 weeks of 100% paid parental leave. Birthing parents are eligible for an additional 6-8 weeks of physical recovery time.

🍼Fertility & Family Benefits: We have partnered with Maven, a complete digital health benefit for starting and raising a family. Flock will provide a $50,000-lifetime maximum benefit related to eligible adoption, surrogacy, or fertility expenses.

🧠Spring Health: Spring Health offers a variety of mental health benefits, including therapy, coaching, medication management, and digital tools, all tailored to each individual's needs.

💖Caregiver Support: We have partnered with Cariloop to provide our employees with caregiver support 

💸Carta Tax Advisor: Employees receive 1:1 sessions with Equity Tax Advisors who can address individual grants, model tax scenarios, and answer general questions. 

💚ERGs: We want all employees to thrive and feel like they belong at Flock. We offer three ERGs today - Women of Flock, Flock Proud, and Melanin Motion. If you are interested in talking to a representative from one of these, please let your recruiter know.

💻WFH Stipend: $150 per month to cover the costs of working from home.

📚Productivity Stipend: $250 per year to use on Audible, Calm, Masterclass, Duolingo, Grammarly and so much more.

🏠Home Office Stipend: A one-time $750 to help you create your dream office.

Flock is an equal opportunity employer. We celebrate diverse backgrounds and thoughts and welcome everyone to apply for employment with us. We are committed to fostering an environment that is inclusive, transparent, and collaborative. Mutual respect is central to how Flock operates, and we believe the best solutions come from diverse perspectives, experiences, and skills. We embrace our differences and know that we are stronger working together.

If you need assistance or an accommodation due to a disability, please email us at careers@flocksafety.com. This information will be treated as confidential and used only to determine an appropriate accommodation for the interview process.

At Flock Safety, we compensate our employees fairly for their work. Base salary is determined by job-related experience, education/training, as well as market indicators. The range above is representative of base salary only and does not include equity, sales bonus plans (when applicable) and benefits. This range may be modified in the future. This job posting may span more than one career level.

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Average salary estimate

$177175 / YEARLY (est.)
min
max
$149200K
$205150K

If an employer mentions a salary or salary range on their job, we display it as an "Employer Estimate". If a job has no salary data, Rise displays an estimate if available.

What You Should Know About Senior Android Framework Engineer, Flock Safety

Flock Safety is on a mission to transform public safety with innovative technology, and we’re looking for a Senior Android Framework Engineer to join our dynamic Device OS Team. In this role, you'll be working on headless custom Android devices, focusing on the code that captures, processes, and uploads data across various platforms. Your main responsibilities include taking ownership of specific features or modules, ensuring their quality, and collaborating with different teams to enhance our services. The best part? You’ll be in an environment that thrives on support and camaraderie, even while working remotely. With your experience in designing service interfaces, developing testable implementations, and strong skills in Kotlin or Java, you’ll play an essential role in refining our frameworks. We value your creativity and encourage you to propose new features that could elevate our technology. As part of the Flock family, you’ll not only contribute your technical expertise but also join a collective effort to significantly reduce crime across U.S. communities. Imagine crafting solutions that help cities, schools, and businesses work together for a safer tomorrow, all while enjoying a work-life balance that includes flexible PTO and fully-paid health benefits. Flock has raised over $700M in venture capital and is scaling intentionally, so this is an exciting opportunity to make a tangible impact in a rapidly growing company. Are you ready to make your mark?

Frequently Asked Questions (FAQs) for Senior Android Framework Engineer Role at Flock Safety
What are the main responsibilities of a Senior Android Framework Engineer at Flock Safety?

As a Senior Android Framework Engineer at Flock Safety, you'll be responsible for overseeing specific features or modules within our device software. This includes writing high-quality, automatable code, collaborating with QA to ensure the quality of your work, and documenting everything meticulously. Additionally, you'll engage with product managers, interact with different engineers, and assist in troubleshooting issues reported from the field, making your role critical in maintaining the integrity and functionality of our technology.

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What qualifications are necessary to be a Senior Android Framework Engineer at Flock Safety?

Flock Safety seeks qualified candidates with extensive experience in designing service interfaces via AIDL/HIDL, proficiency in Kotlin or Java, and a solid understanding of the Android build system. You should also have skills related to Rust or C++, experience with debugging on custom Android hardware, and the ability to communicate effectively across teams. Ideally, a background in embedded systems or AOSP development is also beneficial.

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How does Flock Safety support professional development for Senior Android Framework Engineers?

At Flock Safety, the professional development of our Senior Android Framework Engineers is paramount. We encourage tech talks, participation in key projects, and the sharing of knowledge within the team. You’ll also receive a structured 90-day plan to help you integrate smoothly into the role, along with access to various learning resources and stipends for your productivity needs.

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What does a typical day look like for a Senior Android Framework Engineer at Flock Safety?

A typical day for a Senior Android Framework Engineer at Flock Safety includes collaborating with cross-functional teams to focus on addressing ongoing development tasks, reviewing and refining your code, and engaging in discussions about new features or system improvements. You’ll also spend time troubleshooting any field-reported issues and attend daily stand-ups to touch base with your team on project statuses.

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What technologies should a Senior Android Framework Engineer be familiar with at Flock Safety?

A Senior Android Framework Engineer at Flock Safety should be well-versed in Kotlin and Java development, capable of using tools such as JIRA, Confluence, and Git/GitHub. Additionally, familiarity with Android profilers, memory management, unit testing frameworks like JUnit, and even lower-level development in C/C++ or Linux kernel drivers, is advantageous to effectively tackle the high-stakes challenges of our software.

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Common Interview Questions for Senior Android Framework Engineer
Can you explain your experience with Kotlin and how it relates to Android development?

When answering this question, focus on your hands-on experience with Kotlin as it pertains to building Android applications. Highlight specific projects where you've utilized Kotlin features such as coroutines for asynchronous programming, and how you've applied design patterns in your development process. It's crucial to connect your experience with the requirements listed in the job description, showcasing your capability and adaptability.

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What approach do you take to ensure high code quality in your projects?

Discuss your proactive strategies to ensure high code quality. This could involve coding standards, peer code reviews, writing comprehensive unit tests using JUnit, and leveraging continuous integration tools such as Jenkins. Providing specific examples where your practices have improved quality will reinforce your answer.

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How do you handle debugging on custom Android hardware?

For this question, share your methodology for debugging on custom Android hardware. Talk about your experiences with tools like Logcat, Android Studio's debugger, and any specific debugging techniques you've employed. It’s also beneficial to mention any instances where you effectively resolved hardware-related issues, showcasing your technical expertise.

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What challenges have you faced in embedded systems development, and how did you overcome them?

Be prepared to discuss specific challenges you’ve encountered in embedded systems development, such as memory constraints or integrating hardware drivers. Detail the problem-solving techniques or innovative solutions you implemented to navigate those challenges, emphasizing your analytical skills and resourcefulness.

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Can you describe a complex feature you developed, and the impact it had?

Here, provide a strong example of a complex feature you’ve developed, focusing on the problem it was solving and its eventual impact. Use metrics to showcase how this feature improved performance or user experience. This demonstrates your ability to think strategically and deliver results that matter.

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How do you prioritize tasks in a fast-paced engineering environment?

Discuss your prioritization strategies, which may include using Agile methodologies or tools like Kanban or Scrum. Share your experiences on balancing multiple projects, meeting deadlines, and adapting to priority shifts, reinforcing your ability to thrive in dynamic environments.

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What testing methodologies do you employ when developing Android applications?

Explain your familiarity with various testing methodologies such as unit testing, integration testing, and UI testing. Discuss your experience with testing frameworks, and how ensuring quality through these methodologies can lead to sustainable development practices in your project.

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How do you keep up with the latest trends in Android development?

Talk about your commitment to continuous learning through various channels such as attending tech conferences, participating in meetups, following influential blogs, and engaging with communities on platforms like GitHub. This shows your passion for the field and willingness to evolve with industry standards.

Join Rise to see the full answer
Describe your experience working with cross-functional teams?

Share instances of collaboration with different functional teams like QA, product management, and design, emphasizing your communication and teamwork skills. Offer examples where teamwork led to successful project outcomes, highlighting your ability to work in a cohesive environment.

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Why do you want to join Flock Safety as a Senior Android Framework Engineer?

When answering this question, relate your personal values and career goals to Flock Safety's mission of enhancing public safety. Highlight your enthusiasm for contributing to meaningful projects that make a positive impact on communities, making it clear that you're not just looking for a job, but rather a chance to make a difference.

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Flock Safety provides the first public safety operating system that empowers private communities and law enforcement to work together to eliminate crime.

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BENEFITS & PERKS
Medical Insurance
Dental Insurance
Vision Insurance
Mental Health Resources
Learning & Development
Equity
Paid Holidays
Paid Time-Off
WFH Reimbursements
Child Care stipend
Maternity Leave
Paternity Leave
SENIORITY LEVEL REQUIREMENT
TEAM SIZE
EMPLOYMENT TYPE
Full-time, remote
DATE POSTED
March 17, 2025

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