Hire the Top 3% of Freelance AOSP Developers

Toptal is a marketplace for dedicated AOSP developers, engineers, programmers, coders, architects, and consultants. Top companies and startups choose Toptal AOSP freelancers for their mission-critical AOSP development projects.

No-Risk Trial, Pay Only If Satisfied.

Hire Freelance AOSP Developers and Engineers

James Fitzgerald

Freelance AOSP Developer
United StatesToptal Member Since March 18, 2020

James is a Silicon Valley-based entrepreneur and software engineer with a bachelor’s degree in computer engineering from the University of Notre Dame. He has developed several full-stack applications from the ground-up, but specializes in mobile application development, especially Android, and has shipped applications on millions of devices. Throughout his career he’s taken several projects from sketches to full product implementations. He prides himself on his can-do, get-things-done attitude.

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Nicolas Peslerbe

Freelance AOSP Developer
SwitzerlandToptal Member Since October 26, 2022

Nicolas's been passionate about computers since a young age and has studied them from silicon. He loves to prototype, build, and optimize things and has experience managing projects at the interface between software and hardware. Nicolas has worked with different technologies and frameworks, which have helped him to develop a full system quickly, have a deep understanding of the components, and identify potential issues. His hacker and self-learner nature help his clients get the best solutions.

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Baiqin Wang

Freelance AOSP Developer
United StatesToptal Member Since December 22, 2021

Baiqin is a senior software engineer with eight years of experience in Android application development. He worked on several modern Android apps at Yahoo and FuboTV. As an Android application developer, Baiqin has a deep understanding of Android internals. He is also an expert in various video technologies, including ExoPlayer, DRM, Dash, and HLS.

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Ivan Dimoski

Freelance AOSP Developer
SwedenToptal Member Since December 11, 2013

Ivan is a seasoned lead software engineer and system architect with over 14 years of expertise in Android (Java/Kotlin) and 3+ years in Flutter (Dart/full stack). He excels in crafting scalable, performant, and user-centric applications, fostering collaboration in agile environments, and empowering team members to excel. Ivan is dedicated to continuous learning, personal growth, and embodying mindfulness, compassion, and empathy in his work.

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Jiacheng Ji

Freelance AOSP Developer
AustraliaToptal Member Since June 8, 2021

Jiacheng has over 10 years' experience covering a broad range of software projects including web service, desktop applications and CI/CD systems. Jiacheng is specialized in Java and Spring. He is mostly focused on the back end while being able to help out with the front end as well.

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Alex Nitu

Freelance AOSP Developer
RomaniaToptal Member Since May 29, 2019

Alex is a highly efficient and reliable Android software engineer with more than eight years of industry experience. He has architected complex systems throughout his career, led teams, and helped build products used by millions of users. Having also been in charge of monitoring and maintaining production applications, Alex favors simple software solutions that are easy to change.

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Samir Uzunovic

Freelance AOSP Developer
Bosnia and HerzegovinaToptal Member Since November 25, 2015

Samir is a highly skilled and talented developer with over ten years of professional programming experience. For the last five years, he has worked on various projects in multiple architectures and different programming languages, notably Java for the back end and Kotlin for Android. A strong team player with an open mind, he helps fellow team members. Samir's an easy-going person who copes with change well and has constructive ideas, with excellent analytical and problem-solving skills.

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Md Shahab Uddin

Freelance AOSP Developer
CanadaToptal Member Since October 15, 2019

Shahab is a visionary engineer with a passion for tech and a proven track record of success. With extensive experience in mobile app development, he has led teams to build innovative solutions for preventive healthcare startups, serving 40k+ clients. He is well-known for his rapid prototyping skills and has helped several startups secure seed funding and bring their products to market in a timely manner. Shahab holds top-level certifications in security and is skilled in competitive programming

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Milos Fec

Freelance AOSP Developer
Czech RepublicToptal Member Since January 28, 2016

Milos is passionate about Android, and his work experience reflects that. He has built Java applications, creating native C/C++ libraries and Java wrapper classes using JNI and C# .NET using MonoDroid. He has worked as the team lead and developed a modified Android OS for a payment terminal with a high focus on security, including Linux hardening. Milos has also introduced new system apps, services, and Android framework modifications.

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Luca Faggianelli

Freelance AOSP Developer
BelgiumToptal Member Since September 20, 2016

Luca is a senior software engineer for web applications development, focused on the front end and UI. He uses modern technologies like React, Vue, and TypeScript. Luca is a startup founder and enthusiast and a PMP-certified project manager for new product development projects.

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Chris Bainbridge

Freelance AOSP Developer
United KingdomToptal Member Since June 21, 2017

Chris is a senior Linux engineer with a PhD in machine learning. He specializes in software and system development, automation, and DevOps with extensive open source experience—contributing to the Linux kernel, Gentoo, Ubuntu, and Debian. His achievements include being the architecture lead of a Linux distribution, completing a P2V data center migration, and working with startups to develop an Android predictive keyboard and smartwatch.

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Despite accelerating demand for coders, Toptal prides itself on almost Ivy League-level vetting.

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Creating an app for the game
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Testimonials
Tripcents wouldn't exist without Toptal. Toptal Projects enabled us to rapidly develop our foundation with a product manager, lead developer, and senior designer. In just over 60 days we went from concept to Alpha. The speed, knowledge, expertise, and flexibility is second to none. The Toptal team were as part of tripcents as any in-house team member of tripcents. They contributed and took ownership of the development just like everyone else. We will continue to use Toptal. As a startup, they are our secret weapon.

Brantley Pace

CEO & Co-Founder

I am more than pleased with our experience with Toptal. The professional I got to work with was on the phone with me within a couple of hours. I knew after discussing my project with him that he was the candidate I wanted. I hired him immediately and he wasted no time in getting to my project, even going the extra mile by adding some great design elements that enhanced our overall look.

Paul Fenley

Director

The developers I was paired with were incredible -- smart, driven, and responsive. It used to be hard to find quality engineers and consultants. Now it isn't.

Ryan Rockefeller

CEO

Toptal understood our project needs immediately. We were matched with an exceptional freelancer from Argentina who, from Day 1, immersed himself in our industry, blended seamlessly with our team, understood our vision, and produced top-notch results. Toptal makes connecting with superior developers and programmers very easy.

Jason Kulik

Co-Founder

As a small company with limited resources we can't afford to make expensive mistakes. Toptal provided us with an experienced programmer who was able to hit the ground running and begin contributing immediately. It has been a great experience and one we'd repeat again in a heartbeat.

Stuart Pocknee

Principal

How to Hire AOSP Developers Through Toptal

1

Talk to One of Our Industry Experts

A Toptal director of engineering will work with you to understand your goals, technical needs, and team dynamics.
2

Work With Hand-Selected Talent

Within days, we'll introduce you to the right AOSP developer for your project. Average time to match is under 24 hours.
3

The Right Fit, Guaranteed

Work with your new AOSP developer for a trial period (pay only if satisfied), ensuring they're the right fit before starting the engagement.

FAQs

  • How are Toptal AOSP developers different?

    At Toptal, we thoroughly screen our AOSP developers to ensure we only match you with talent of the highest caliber. Of the more than 200,000 people who apply to join the Toptal network each year, fewer than 3% make the cut. You’ll work with engineering experts (never generalized recruiters or HR reps) to understand your goals, technical needs, and team dynamics. The end result: expert vetted talent from our network, custom matched to fit your business needs.

  • Can I hire AOSP developers in less than 48 hours through Toptal?

    Depending on availability and how fast you can progress, you could start working with an AOSP developer within 48 hours of signing up.

  • What is the no-risk trial period for Toptal AOSP developers?

    We make sure that each engagement between you and your AOSP developer begins with a trial period of up to two weeks. This means that you have time to confirm the engagement will be successful. If you’re completely satisfied with the results, we’ll bill you for the time and continue the engagement for as long as you’d like. If you’re not completely satisfied, you won’t be billed. From there, we can either part ways, or we can provide you with another expert who may be a better fit and with whom we will begin a second, no-risk trial.

Tap Into World-Class Talent

  • Trusted Experts Only

    Trusted Experts Only

    All of our talent are seasoned experts who ramp up quickly, readily contribute as core team members, and work with you to minimize onboarding time.

  • The Right Fit

    The Right Fit

    We have a knack for matching you with the right fit. Start working with your new hire on a no-risk trial period, paying only if satisfied.

  • Scale as Needed

    Scale as Needed

    Hire talent within 48 hours and scale your team up or down as needed, no strings attached.

  • Seamless Hiring

    Seamless Hiring

    We handle all aspects of billing, payments, and NDA’s. Let us take care of the overhead while you focus on building great products.

  • Flexible Engagements

    Flexible Engagements

    Choose the engagement type that suits your needs — hourly, part-time, or full-time — with the ability to change anytime.

  • Expert Talent Matching

    Expert Talent Matching

    Focus on your project and enjoy support from your dedicated account executive and expert talent matcher.

Top AOSP Developers Are in High Demand.

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