Software Engineer III
Nexus Consulting
Job Overview
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Job Description
Software Engineer III at Nexus Consulting
We are seeking a highly skilled Software Engineer III to design, develop, and scale mobile applications serving millions of users. This role focuses on building high-performance, maintainable mobile software while collaborating with cross-functional teams across the full software development lifecycle. The ideal candidate has shipped large-scale mobile products, understands performance optimization, and writes clean, testable code designed for long-term scalability.
Key Responsibilities
Mobile Application Development
- Design, develop, test, and maintain mobile applications (iOS or Android)
- Build scalable, high-performance features used by millions of active users
- Apply multithreading and memory management best practices
- Contribute to API design and system architecture decisions
Code Quality & Testing
- Develop maintainable and testable codebases
- Implement unit testing and automation frameworks
- Improve application performance, reliability, and stability
- Troubleshoot issues and implement system improvements
Collaboration & Lifecycle Management
- Participate in full SDLC: requirements gathering, design, development, testing, and release
- Collaborate with product, QA, and backend teams
- Support production releases and resolve post-launch issues
- Provide mentorship and technical guidance when appropriate
Minimum Qualifications
- 2+ years of experience building mobile applications (Android or iOS)
- Experience with multithreading and mobile memory management
- Shipped at least one large-scale product to production supporting millions of users
- Strong experience writing maintainable, testable code
- Experience with API design, unit testing, and automation
Required Skills
- Strong problem-solving and debugging skills
- Solid understanding of software development lifecycle (SDLC)
- Ability to work independently and manage time effectively
- Strong communication and collaboration skills
- Familiarity with system-level software concepts
Education
Bachelor’s degree in Computer Science, Software Engineering, or related field
Work Environment
This role offers a hybrid option, requiring 3 days onsite per week in Seattle, operating within a fast-paced environment supporting high-scale production systems. You will have the opportunity to contribute to products with significant user impact.
Key skills/competency
- Mobile Application Development
- Scalability & Performance Optimization
- Multithreading & Memory Management
- API Design & System Architecture
- Unit Testing & Automation
- Software Development Lifecycle (SDLC)
- Problem-Solving & Debugging
- Clean, Testable Code
- Cross-functional Collaboration
- Production Support
How to Get Hired at Nexus Consulting
- Research Nexus Consulting's culture: Study their mission, values, recent news, and employee testimonials on LinkedIn and Glassdoor.
- Tailor your resume: Highlight your mobile application development, large-scale product delivery, and performance optimization experience.
- Showcase your mobile expertise: Prepare examples of shipped mobile products, demonstrating your skills in iOS or Android development and architecture.
- Master SDLC and testing: Emphasize your understanding of the software development lifecycle, unit testing, and automation frameworks during interviews.
- Prepare for technical discussions: Be ready to discuss multithreading, memory management, API design, and complex problem-solving scenarios.
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