Senior Back-end Engineer

Robots & Pencils is seeking a Senior Backend Developer (L3) to support a dedicated delivery team focused on evolving safety-critical and customer-facing applications used daily by field crews, supervisors, and customers. The team emphasizes reliability, security, and regulatory compliance while delivering technical modernization, roadmap initiatives, and platform improvements.

You’ll work in a mature Agile environment alongside stakeholders and internal team members to deliver end-to-end backend solutions, while providing technical guidance and leadership to ensure high-quality outcomes.

This role is ideal for an experienced backend engineer with strong technical leadership skills, expertise in Node.js and TypeScript, and a commitment to building reliable, scalable, and maintainable backend systems.

Key Responsibilities

• Design, develop, and maintain backend services using Node.js and TypeScript.

• Build and maintain REST and GraphQL APIs to support mobile and web applications.

• Ensure application reliability, performance, and security in compliance with enterprise standards.

• Collaborate with cross-functional teams, including frontend engineers, QA, and product managers, to deliver full-feature development.

• Lead technical decisions, code reviews, and provide guidance on best practices and architecture.

• Work with databases (SQL/PostgreSQL or equivalent) and AWS cloud services (EC2, Lambda, RDS or equivalent).

• Support integration with legacy systems while modernizing the backend platform.

Required Skills & Qualifications

• 7+ years of professional backend development experience.

• Strong proficiency in Node.js, TypeScript, REST APIs, and GraphQL.

• Experience with SQL databases (PostgreSQL or similar) and cloud platforms (AWS).

• Solid understanding of backend architecture, scalability, and performance optimization.

• Experience working in Agile environments and delivering high-quality enterprise applications.

• Strong communication skills and ability to collaborate with cross-functional teams.

Nice to Have

• Experience with CI/CD pipelines, automated testing, and cloud infrastructure as code.

• Familiarity with regulated enterprise environments or safety-critical applications.

• Previous experience in technical leadership or mentoring roles.

Soft Skills & Personal Competencies

• Clear and proactive communicator.

• Collaborative mindset and ability to work with complex technical landscapes.

• Attention to quality, reliability, and maintainable architecture.

• Comfort working with legacy systems while driving modernization efforts.

Why Join Robots&Pencils?
You’ll contribute to a high-impact, short-term initiative that supports critical applications used daily by teams in the field. You’ll join a team that values technical excellence, reliability, collaboration, and delivering backend solutions that make a real difference.