Senior Android Developer (FTE)

Apex Systems; Sunnyvale, Northern (CA, KY); Hybrid; USD 150,000 - 200,000; Full time

Benefits offered by this job

Medical benefits

Employee stock purchase program (ESPP)

401K program

HSA

Job summary

Apex Systems in Sunnyvale, CA is seeking a Senior Android Developer to own the Android stack for a high-scale eCommerce post-transaction team. You will design and build scalable services, lead distributed components, and ship production-ready code with end-to-end ownership.

Candidates should have 4+ years native Android, Kotlin, Jetpack Compose, MVVM, and experience with cloud components. Excellent communication, strong design sense, and a track record delivering large-scale systems are

Qualifications

• 4+ years of native Android app development.
• Proficiency in Kotlin and Jetpack libraries (Compose, ViewModel, Coroutines/Flow, Room).
• Experience with MVVM/Clean Architecture and Google's Android best practices.
• Strong communication and ability to design high-level systems for large-scale apps.

Responsibilities

• Lead on scale and monetization challenges in the Android stack.
• Design and build large-scale distributed services for high-throughput environments.
• Develop, test, and maintain production-grade code with full ownership.
• Collaborate with product, design, and backend teams to define technical solutions.

Skills

Android development

Kotlin

Jetpack Compose

ViewModel

Coroutines/Flow

Room

MVVM/Clean Architecture

Tools

Kafka

Azure Cloud

Job description

# Senior Android Developer (FTE)Apply**Job#: 3052020****Job Description:**Hey Team,Pat with Everforth here. Working on an Android Developer on a perm tenure. I am looking to pay anywhere from 150-200k per annum, all the bells an whistles as well bonus, rsu's, medical benefits, etc. Really looking for a Staff level resource that has the ability to be an individual contributor from day one. The bar is going to be ability to work in a code first, full sdlc, enterprise environment with full production ownership on what gets delivered. My bar revolves around if you worked in similar environments at similar clients . As always my AI assistant riley will help me with leads, but if you need a human first touch please email me your resume to [e-mail] Android Developer (FTE)**Location:** Sunnyvale, California (Onsite)Role OverviewWe are seeking a Senior Software Engineer for a key position on an eCommerce Post-Transactions team. This role is central to the success of the order fulfillment journey, powering order amendments and details. In this position, you will develop highly scalable services to process millions of requests per day and solve complex software engineering problems by leveraging state-of-the-art technology. As a senior individual contributor, you will be expected to operate with autonomy and possess a strong understanding of system design.Key Responsibilities* Take the lead on problems related to scale and monetization.* Leverage experience in designing and building large-scale distributed systems to solve scaling challenges and process large amounts of data.* Provide business support by responding to user questions, concerns, and issues, such as technical feasibility and implementation strategies.* Research and identify needed solutions, determine implementation designs, and provide guidance regarding the implications of new and enhanced systems.* Manage small to large-sized complex projects by reviewing and translating requirements into technical solutions.* Write and develop code, conduct unit testing, and communicate status and issues to team members and stakeholders.* Troubleshoot open issues and bug-fixes, ensuring on-time delivery and hand-offs.* Participate in the discovery phase of projects to contribute to high-level design in partnership with product management, project management, business, and user experience teams.Required Qualifications* 4+ years of working experience in Native Android App development.* Experience with Kotlin, Jetpack libraries (Compose, ViewModel, Coroutines/Flow, Room), and MVVM/Clean Architecture patterns aligned with Google's Android best practices.* 3+ years of working experience in Cloud Components and Architecture.* Excellent communication and interpersonal skills, with the ability to articulate complex technical concepts to broad audiences.* Demonstrated experience with high-level design of systems.* Solid experience in large-scale distributed systems and event-driven architecture.* Experience designing, building, and maintaining APIs and services for highly scalable platforms.* Experience with Kafka or other high-volume, low-latency messaging infrastructure.* Experience with Azure Cloud Stack or other cloud stacks.* Extensive knowledge of open-source libraries, design patterns, and micro-service architecture.* Familiarity with CI/CD and unit testing. *Everforth Apex is a world-class IT services company that serves thousands of clients across the globe. When you join Everforth Apex, you become part of a team that values innovation, collaboration, and continuous learning. We offer quality career resources, training, certifications, development opportunities, and a comprehensive benefits package. Our commitment to excellence is reflected in many awards, including ClearlyRateds Best of Staffing in Talent Satisfaction in the United States and Great Place to Work in the United Kingdom and Mexico.**Everforth Apex uses a virtual recruiter as part of the application process. Click here for more details. By applying for this job, you agree to receive calls, AI-generated calls, text messages, or emails from Everforth Apex and its affiliates, and contracted partners. Frequency varies for text messages. Message and data rates may apply. Carriers are not liable for delayed or undelivered messages. You can reply STOP to cancel and HELP for help. You can access our privacy policy at https://www.apexsystems.com/privacy-policy**Everforth Apex Benefits Overview: Everforth Apex offers a range of supplemental benefits, including medical, dental, vision, life, disability, and other insurance plans that offer an optional layer of financial protection. We offer an ESPP (employee stock purchase program) and a 401K program which allows you to contribute typically within 30 days of starting, with a company match after 12 months of tenure. Everforth Apex also offers a HSA (Health Savings Account on the HDHP plan), a SupportLinc Employee Assistance Program (EAP) with up to 8 free counseling sessions, a corporate discount savings program and other discounts. In terms of professional development, Everforth Apex hosts an on-demand training program, provides access to certification prep and a library of technical and leadership courses/books/seminars once you have 6+ months of tenure, and certification discounts and other perks to associations that include CompTIA and IIBA. Everforth Apex has a dedicated customer service team for our Consultants that can address questions around benefits and other resources, as well as a certified Career Coach. You can access a full list of our benefits, programs, support teams and resources within our ‘Welcome Packet’ as well, which an Everforth Apex team member can provide.**Everforth Apex Systems is an equal opportunity employer. We do not discriminate or allow discrimination on the basis of race, color, religion, creed, sex (including pregnancy, childbirth, breastfeeding, or related medical conditions), age, sexual orientation, gender identity, national origin, ancestry, citizenship, genetic information, registered domestic partner status, marital status, disability, status as a crime victim, protected veteran status, political affiliation, union membership, or any other characteristic protected by law. Everforth Apex will consider qualified applicants with criminal histories in a manner consistent with the requirements of applicable law.**If you require an accommodation under the Americans with Disabilities Act to participate in an interview with a virtual recruiter or to use our website for a search or application, please contact our Benefits Department at [e-mail] or 804-523-8228. Please note that this contact information is strictly to be used for medical ADA accommodations and that no other inquiries will be answered.**UnitedHealthcare creates and publishes the Transparency in Coverage Machine-Readable Files on behalf of Everforth Apex Systems.***Employee Type:** FullTime**Location:** Sunnyvale, CA, US**Job Type:****Date Posted:** September 15, 2026**Pay Range:** $150,000 - $200,000