Back-End Software Engineer

Quick Facts

• On-site engineering role in Miami (Mon–Fri, 9:00 AM–6:00 PM)
• Back-end focus: production-ready services, APIs, and real-time communication

Description

Hands-on Back-End Software Engineer role building scalable backend services and real-time communication systems within an established architecture. You will develop GraphQL and REST APIs, integrate communication workflows, and collaborate with Front-End Engineers to deliver seamless experiences.

Responsibilities

• Build, maintain, and improve backend services
• Design, develop, and maintain GraphQL and REST APIs
• Develop real-time features with Socket.io and WebSockets
• Build and maintain Twilio integrations (e.g., Voice, TaskRouter, Sync)
• Integrate with third-party APIs into scalable backend systems
• Design database models and queries in PostgreSQL
• Troubleshoot, debug, and resolve production issues to improve reliability
• Write clean, well-tested code and participate in code reviews
• Estimate, plan, and deliver features with Product, QA, and Engineering
• Own assigned work from ticket through production deployment

Requirements

• 3+ years of professional backend software engineering experience
• Strong proficiency in TypeScript and NestJS (or similar backend frameworks)
• Solid understanding of backend performance optimization and scalable system design
• Ability to design, build, and maintain GraphQL and REST APIs
• Strong understanding of PostgreSQL and relational database design
• Knowledge of real-time technologies such as Socket.io or WebSockets
• Familiarity with AI-powered applications, LLM integrations, and modern AI tools
• Ability to integrate third-party APIs into scalable backend systems
• Strong debugging, analytical, and problem-solving skills
• Excellent communication and collaboration skills
• Ability to work effectively with global teams while based in the Miami office
• Comfortable working in a fast-paced startup environment

Benefits

• Aetna medical, dental, vision, and life insurance
• 10 days of paid time off (PTO) plus most federal holidays
• Company-paid parking pass
• Complimentary office snacks, coffee, and beverages
• Team lunches and company events
• Collaborative, in-office culture in Brickell, Miami