Staff Full-Stack Engineer

About the Role

april is looking for an exceptional, driven, and technically visionary Staff Full-Stack Engineer to help shape the future of our platform and accelerate our mission to simplify taxes for everyone. You’ll play a central role in designing and building scalable systems and tools that enable our teams to deliver exceptional user experiences with speed and confidence. If you're passionate about technical leadership, enjoy solving complex architectural challenges, and want to make a meaningful impact on millions of users, we’d love to have you join us. Team members residing within the New York City metropolitan area must maintain a minimum on-site presence of three days per week.

Responsibilities

• Critical, cross-functional engineering initiatives from design to development and deployment, ensuring quality and scalability
• Participate in technical decision-making and knowledge sharing across multiple teams
• Collaborate with Product, UX, and other stakeholders to deliver seamless and data-driven experiences
• Evaluate and introduce new tools, technologies, and practices that raise the bar for engineering excellence
• Guide by example - service ownership, observability, and operational best practices across the engineering organization
• Promote a culture of high standards, clean code, testing, and continuous improvement

Requirements

• 8+ years of experience as a software engineer, including 2+ years as a senior, staff or principal-level role
• Proven experience designing and building distributed systems at scale in cloud-native environments (GCP or AWS)
• Deep expertise in backend technologies, including microservices, event-driven architectures, and REST/gRPC APIs
• Strong hands-on experience with modern front-end frameworks (React, Vue, Angular) and full-stack engineering practices
• Fluency in system design and architecture - capable of balancing trade-offs between scalability, performance, and developer experience
• Track record of shaping technical direction and elevating team capabilities
• Passion for building high-impact, customer-facing products that are data-rich and intuitive
• Excellent communication and collaboration skills; ability to work cross-functionally and influence without authority

Bonus Points

• Experience with gRPC and Protocol Buffers in production environments
• Familiarity with CI/CD pipelines, infrastructure as code (Terraform), and container orchestration (e.g., Kubernetes)

In compliance with federal law, all persons hired will be required to verify identity and eligibility to work in the United States and to complete the required employment eligibility verification form upon hire.