Senior Full Stack Software Engineer, Mode Mobile

• 5+ years of professional software engineering experience
• Direct experience working on consumer-facing products with high traffic and real-world performance constraints
• Strong experience with React Native and Swift mobile app development
• Experience with building APIs and backend services
• Proficiency in JavaScript / TypeScript
• Strong product-mindset
• Strong understanding of APIs, distributed systems, and data modeling
• Ability to ship quickly while maintaining system quality, security, and long-term maintainability
• Clear communicator who collaborates effectively across functions
• Alignment with our core values:
• ​​Accountable: You take ownership of your responsibilities, demonstrating trustworthiness and self-discipline. You are consistent in your work, transparent in your actions, and communicate effectively. You follow through on commitments and strive for continuous improvement
• Action-driven: Identify what is most important, agree on scope, execute in a timely manner, and drive the greatest impact. You take initiative, roll up your sleeves, and get things done
• Caring: You genuinely care about yourself and others, our business and craft, our mission and vision, and are passionate in heart and mind. You understand the importance of our team and strive to create a positive, supportive work environment
• Curious: You focus on the ‘why,’ learn and expand your knowledge, explore new ideas, and generally make things better. You're a lifelong learner with a thirst for knowledge and a constant desire to improve
• Thorough: Your work is thoughtful, impactful, timely, accurate, and complete. You pay attention to detail, are meticulous, and ensure quality work and compliance

Desirable

• We are looking for a Senior Software Engineer (Full Stack) to help build, scale, and evolve NGL, a high-traffic social platform used by millions of people every day
• In this role, you will primarily work on the NGL mobile apps while contributing to backend services, web development, and infrastructure, and partnering closely with Product, Design, Data, and Growth
• You’ll own features end-to-end, from technical design through production, making architectural tradeoffs, ensuring production readiness, and contributing to system scalability, performance, and reliability
• This is a hands-on senior IC role for someone who thrives in fast-moving environments, cares about product outcomes, and enjoys solving complex engineering problems at scale
• Design, implement, and ship full-stack features supporting messaging, engagement, notifications, creator workflows, safety, and monetization
• Contribute across mobile, web, and backend services/APIs
• Break down complex product requirements into clear technical designs and deliverables
• Contribute to React Native and Swift codebases
• Partner with Design and Product to deliver intuitive, performant user experiences
• Build and update APIs using Node.js / TypeScript, primarily within Firebase-based systems
• Design systems for high throughput, low latency, and global traffic spikes
• Improve system performance, observability, and operational excellence
• Participate in on-call rotations and lead production issue investigation and resolution when needed
• Proactively identify and address scalability bottlenecks through profiling, refactoring, and architectural improvements
• Partner with Product and Data to run experiments, A/B tests, and rapid iteration cycles
• Use metrics and experimentation results to inform engineering decisions
• Support new monetization models and feature launches through fast, reliable execution
• Collaborate closely with Product Managers, Designers, Data, and Growth partners
• Actively participate in and help drive technical design reviews and architecture discussions
• Mentor junior and mid-level engineers through thoughtful code reviews, pairing, and knowledge sharing
• Contribute to engineering standards, documentation, and best practices