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Freelance Mobile Application Developer Jobs in Decatur, GA

Stem Xpert

Mobile Architect

Alpharetta, GA · On-site

The Mobile Application Architect will be responsible for: Defining the overall technical ... programming technologies like C++, JAVA, .NET,HTML 5 Experience of working with Web Services ...

Inverselogix Inc

Android Developer

Atlanta, GA · On-site

$53.50 - $70.50/hr

... Mobile Application development environment (Android/Pega/JavaScript), preferably in agile ... Experience in Good programming practices, Industry standards and frameworks * Experience in Unit ...

Inverselogix Inc

Android Developer

Atlanta, GA · On-site

$53.50 - $70.50/hr

... Mobile Application development environment (Android/Pega/JavaScript), preferably in agile ... Experience in Good programming practices, Industry standards and frameworks * Experience in Unit ...

Mondo

Principal Mobile Engineer

Atlanta, GA · On-site

$170K - $185K/yr

Principal Mobile Engineer , location is Hybrid (4 days/week onsite in Atlanta, GA) . The start date ... Strong understanding of REST APIs and mobile application architecture. * Experience collaborating ...

Mondo

Principal Mobile Engineer

Atlanta, GA · Hybrid

$170K - $185K/yr

Principal Mobile Engineer , location is Hybrid (4 days/week onsite in Atlanta, GA) . The start date ... Strong understanding of REST APIs and mobile application architecture. * Experience collaborating ...

Flow Control Group

Salesforce Developer

Atlanta, GA · On-site

$120K - $125K/yr

Certified Salesforce Administrator, Certified Salesforce Platform App Builder, Platform Developer II, JavaScript Developer I, Mobile application Developer * Competency in other languages ...

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Freelance Mobile Application Developer information

See Decatur, GA salary details

$52.2K

$107.9K

$154.3K

How much do freelance mobile application developer jobs pay per year?

As of Jul 11, 2026, the average yearly pay for freelance mobile application developer in Decatur, GA is $107,867.00, according to ZipRecruiter salary data. Most workers in this role earn between $81,500.00 and $124,500.00 per year, depending on experience, location, and employer.

What is a Freelance Mobile Application Developer job?

A Freelance Mobile Application Developer is a self-employed professional who designs, develops, and maintains mobile applications for clients on a contract basis. They work with different platforms like iOS and Android, using programming languages such as Swift, Kotlin, and Flutter. Responsibilities can include coding, testing, UI/UX design, and app deployment. Freelancers often manage multiple projects, set their rates, and determine their own schedules. This role offers flexibility and the opportunity to work with a variety of industries and clients.

What is a typical work process or workflow for a Freelance Mobile Application Developer?

A Freelance Mobile Application Developer typically works closely with clients to gather requirements, define project scope, and set milestones. After planning, you’ll design the app’s architecture, develop features, and perform regular testing to ensure quality and functionality. Communication is key, often involving regular updates to clients and collaborative tools like project management platforms or version control systems. Developers are also responsible for deploying completed apps to app stores and providing ongoing maintenance or updates as needed. This workflow demands good organization, proactive communication, and the ability to manage multiple projects simultaneously.

What are the key skills and qualifications needed to thrive in the Freelance Mobile Application Developer position, and why are they important?

To thrive as a Freelance Mobile Application Developer, you need in-depth knowledge of mobile development frameworks (such as React Native, Flutter, Swift, or Kotlin), as well as experience with UI/UX design and a solid portfolio of released apps. Familiarity with source control systems like Git, mobile app deployment processes, and optionally relevant certifications (like Google Associate Android Developer) are commonly expected. Strong self-motivation, time management, problem-solving, and client communication skills are essential soft skills for success in a freelance environment. These abilities help ensure the timely delivery of high-quality mobile applications, satisfied clients, and a sustainable independent career.

What are popular job titles related to Freelance Mobile Application Developer jobs in Decatur, GA? For Freelance Mobile Application Developer jobs in Decatur, GA, the most frequently searched job titles are:
What job categories do people searching Freelance Mobile Application Developer jobs in Decatur, GA look for? The top searched job categories for Freelance Mobile Application Developer jobs in Decatur, GA are:
What cities near Decatur, GA are hiring for Freelance Mobile Application Developer jobs? Cities near Decatur, GA with the most Freelance Mobile Application Developer job openings:
Freelance Mobile Application Developer jobs near you
Senior Mobile App Developer (NFC) - Noke

Senior Mobile App Developer (NFC) - Noke

Janus International

Atlanta, GA • On-site

Full-time

Posted 29 days ago

Janus International rating

6.2

Company rating: 6.2 out of 10

Based on 13 frontline employees who took The Breakroom Quiz

Job description

Job Summary:
Janus International is focused on developing innovative access solutions, and they are seeking a Senior Mobile App Developer to create high-performance mobile applications for smart locks. The role involves mobile application development, NFC integration, and ensuring secure and seamless user experiences across their IoT ecosystem.
Responsibilities:
• Mobile Application Development
• Design, develop, and maintain Android (Kotlin) and/or iOS (Swift) applications
• Build scalable, secure, and high-performance mobile solutions for smart lock access
• Ensure consistent UI/UX across mobile platforms
• NFC & Device Interaction
• Develop and implement NFC-based access workflows (tap-to-unlock, credential exchange)
• Integrate NFC capabilities including Tag reading/writing, Secure credential storage and validation, Offline authentication flows
• Optimize NFC performance across different device manufacturers
• IoT & Connectivity
• Implement hybrid access strategies using NFC + BLE fallback
• Ensure reliable communication in low-connectivity or offline scenarios
• Security & Compliance
• Implement secure authentication methods (token-based, encrypted storage)
• Ensure compliance with security standards for mobile and IoT ecosystems
• Backend Integration
• Integrate with REST APIs, cloud services (AWS/GCP), and authentication systems
• Collaborate on API design for mobile-first interactions
• Ensure efficient syncing of device states, logs, and access permissions
Qualifications:
Required:
• 3 years in mobile app development (Android and/or iOS)
• 3 years of strong hands-on experience with NFC frameworks (Android NFC APIs, Core NFC for iOS), Bluetooth Low Energy (BLE)
• 3 years of experience working with IoT devices or hardware-integrated applications
• 3 years of React Native or cross-platform frameworks
Company:
Janus International Group is the leading global manufacturer and supplier of turn-key self-storage, commercial and industrial building solutions including: roll up and swing doors, hallway systems, relocatable storage units, and facility and door automation technologies. Founded in 2002, the company is headquartered in Temple, USA, with a team of 501-1000 employees. The company is currently Late Stage.

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