Software Engineer III

About the Software Engineer III Role at Nexus Consulting

Nexus Consulting is actively seeking a highly skilled Software Engineer III to play a pivotal role in designing, developing, and scaling mobile applications that serve millions of users globally. This position is central to building high-performance, maintainable mobile software and involves deep collaboration with cross-functional teams throughout the entire software development lifecycle.

The ideal candidate possesses a proven track record of shipping large-scale mobile products, has a strong understanding of performance optimization, and excels at writing clean, testable code engineered for long-term scalability and reliability.

Key Responsibilities

• Mobile Application Development: Design, develop, test, and maintain robust mobile applications for either iOS or Android platforms.
• Scalable Features: Build high-performance features capable of supporting millions of active users.
• Technical Best Practices: Apply expertise in multithreading and memory management to optimize application efficiency.
• Architectural Contribution: Actively contribute to critical API design and overarching system architecture decisions.
• Code Quality & Testing: Develop and maintain clean, testable codebases, implementing unit testing and automation frameworks.
• Performance Enhancement: Continuously improve application performance, reliability, and stability, troubleshooting issues proactively.
• SDLC Participation: Engage in the full software development lifecycle, from requirements gathering and design to development, testing, and release.
• Cross-functional Collaboration: Work closely with product, QA, and backend teams to deliver integrated solutions.
• Production Support: Support production releases and efficiently resolve post-launch issues.
• Mentorship: Provide technical guidance and mentorship to less experienced team members when appropriate.

Minimum Qualifications

• 2+ years of hands-on experience building mobile applications (Android or iOS).
• Demonstrated experience with multithreading and effective mobile memory management.
• Proven ability to ship at least one large-scale product to production, supporting millions of users.
• Strong expertise in writing maintainable, testable code.
• Practical experience with API design, unit testing, and automation frameworks.

Required Skills

• Strong problem-solving and debugging capabilities.
• Solid understanding of the software development lifecycle (SDLC).
• Ability to work independently and manage time effectively in a dynamic environment.
• Excellent communication and collaboration skills.
• Familiarity with system-level software concepts.

Education

A Bachelor’s degree in Computer Science, Software Engineering, or a closely related technical field is required.

Work Environment

This role offers a 100% remote (global) work arrangement, with a hybrid option available for those located in Seattle who prefer 3 days onsite per week. You will operate in a fast-paced environment, contributing to high-scale production systems and products with significant user impact.

Key skills/competency

• Mobile Application Development
• iOS Development
• Android Development
• Scalable Systems
• Performance Optimization
• Multithreading
• Memory Management
• API Design
• Unit Testing
• SDLC