Android Mobile Engineer

hackajob is collaborating with Mercor to connect them with exceptional tech professionals for this role.

Mercor is hiring experienced Android mobile engineers with expertise in Kotlin or React Native to support a variety of high-impact research collaborations with leading AI labs. Freelancers will help improve AI systems through work extending coding benchmarks that reflect real-world development across diverse languages and domains.

This is a unique opportunity to apply your engineering expertise toward shaping the next generation of intelligent systems.

Key Responsibilities

• Develop and validate coding benchmarks in Kotlin or React Native
• Curate tasks, solutions, and test suites from real-world Android repositories
• Ensure benchmarks include robust unit and integration tests for solution verification
• Debug, optimize, and document benchmark code to ensure reliability and reproducibility
• Provide structured feedback on solution clarity and adherence to Android engineering best practices
  
  

Ideal Qualifications

• 3-10 years of experience as an Android mobile engineer at a tier-1 tech company or as a mobile freelancer
• Strong proficiency in Kotlin
• Experience with debugging, testing, and validating mobile applications
• Attention to detail and ability to communicate technical reasoning clearly
  
  

Project Timeline

• Start Date: Immediate
• Duration: 1 month
• Commitment: Part-time (15-20 hours/week)
• Schedule: Fully remote and asynchronous - flexible working hours
  
  

Compensation & Contract

• $90 per hour plus lucrative bonus per approved task (1 task takes approximately 1 hour to complete)
• Median average pay inclusive of bonuses is $200/hr
• Independent contractor
• Daily payment via Stripe Connect
  

Application & Onboarding Process

• Upload your resume
• AI interview: A short, 15-minute conversational session to understand your background, experience, and interest in the role
• Brief assessment testing real-world coding ability, technical depth, and debugging approach
• Follow-up communication within a few days with next steps and onboarding details
  
  

Mercor is a San Francisco-based company specializing in connecting elite professionals with cutting-edge AI initiatives. Our investors include Benchmark, General Catalyst, Adam D’Angelo, Larry Summers, and Jack Dorsey. Thousands of professionals across engineering, research, and creative fields have partnered with Mercor on frontier projects shaping the future of AI.

Apply today and leverage your software engineering expertise to help build the future of AI-driven systems!

We consider all qualified applicants without regard to legally protected characteristics and provide reasonable accommodations upon request.