Full Stack Engineer III

This position is posted by Jobgether on behalf of a partner company. We are currently looking for a Full Stack Engineer III in United States.

This role offers the opportunity to contribute to a high-scale SaaS platform used by millions of users worldwide. You will join a fast-moving engineering organization focused on building reliable, performant, and scalable systems that support critical product experiences. The environment emphasizes ownership, technical excellence, and continuous improvement as the platform evolves from a monolithic architecture toward distributed services. You will work closely with Product and Design partners to deliver impactful features while also contributing to long-term platform modernization efforts. This is a hands-on engineering role where you will influence both product outcomes and system architecture. It is ideal for someone who thrives in complex systems, enjoys end-to-end ownership, and is excited by high-impact technical challenges.

You will be responsible for building, maintaining, and scaling full stack features across a large and evolving SaaS platform while contributing to system modernization and service decomposition efforts.

• Design, develop, test, and deploy full stack features across frontend and backend systems, ensuring scalability and reliability
• Contribute to the decomposition of a monolithic architecture into service-oriented and microservices-based systems
• Build and maintain Node.js services and APIs that integrate with distributed systems and external interfaces
• Collaborate with Product and Design teams to refine requirements and deliver high-impact customer-facing features
• Participate in agile ceremonies, code reviews, and cross-team engineering discussions to ensure delivery alignment
• Support platform scaling initiatives and help improve system performance, reliability, and observability
• Mentor peers and contribute to engineering best practices, including code quality, testing, and CI/CD improvements
• Participate in on-call rotations and respond to production issues to ensure system stability

Requirements:
This role requires strong full stack engineering expertise with experience building scalable SaaS applications and working in complex distributed environments.

• 4–6+ years of professional software engineering experience in SaaS or technology-driven environments
• Strong full stack development skills with the ability to independently deliver production-ready systems
• Hands-on experience with Node.js and modern frontend frameworks, along with backend API development
• Experience working with service-oriented architectures, microservices, or monolith-to-services transitions
• Strong understanding of distributed systems, APIs, and system design principles
• Ability to own features end-to-end, including design, implementation, testing, deployment, and maintenance
• Strong problem-solving and debugging skills with attention to performance and scalability
• Familiarity with modern development practices including CI/CD, testing strategies, and code reviews
• Experience using AI-assisted development tools while maintaining code quality and technical accountability
• Strong communication skills and ability to collaborate across technical and product teams
• Authorization to work in the United States without sponsorship requirements

Benefits:

• Competitive base salary with tiered ranges based on location and experience
• Equity awards and performance-based bonus opportunities
• Comprehensive medical, dental, and vision insurance coverage
• Flexible work arrangements, including remote and hybrid options
• Generous paid time off and company holidays
• Parental leave and family support programs
• Retirement savings plan with employer contributions
• Wellness and mental health support resources
• Opportunities for professional growth, learning, and technical development
• Participation in impactful, large-scale product engineering initiatives