Back-End Engineer

HelloGov AI is a fast-growing gov-tech company transforming how people navigate government services through artificial intelligence. We simplify complex processes including passports, travel visas, vehicle registrations, and business formations making them faster, easier, and less stressful through our trusted technology platform. We are looking for a talented Back-End Software Engineer to join our on-site engineering team in Miami. This is a hands-on software engineering role focused on building production-ready features within an established architecture. You will work closely with the Engineering Lead and Front-End Engineering team to develop scalable backend services, real-time communication systems, and API integrations that power our customer platform. If you enjoy writing clean, reliable code, collaborating with cross-functional teams, and taking ownership from development through deployment, we would love to meet you. Requirements Build, maintain, and improve backend services using TypeScript and NestJS. Design, develop, and maintain GraphQL and REST APIs following established engineering standards. Develop real-time features using Socket.io and WebSockets. Build and maintain integrations with Twilio, including Voice, TaskRouter, Sync, and customer communication workflows. Collaborate closely with Front-End Engineers using Next.js to deliver seamless user experiences. Design efficient database models and queries using PostgreSQL. Troubleshoot, debug, and resolve production issues while improving system reliability. Write clean and well-tested code. Participate in code reviews and incorporate feedback effectively. Work closely with Product, QA, and Engineering to estimate, plan, and deliver features on schedule. Take ownership of assigned work from ticket through production deployment. On-site, Monday–Friday, 9:00 AM–6:00 PM Qualifications 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, WebSockets, or similar frameworks. 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 being based in our Miami office. Comfortable working in a fast-paced startup environment. Experience with Twilio services (Voice, TaskRouter, Sync, Studio, or Flex). Knowledge of Docker, containerization, and CI/CD pipelines. Familiarity with Redis or other caching solutions. Preferred: 3+ years of professional experience with PHP 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 High-performing and supportive team culture Work alongside experienced engineers using modern technologies Opportunity to make a visible impact and grow your career HelloGov is an equal opportunity employer. We do not discriminate on the basis of race, color, religion, sex, national origin, age, disability, veteran status, sexual orientation, gender identity, or any other protected characteristic under applicable law.