Sr Backend Engineer

Trillion Technology Solutions Inc.; Reston (VA); On-site; USD 140,000 - 190,000; Full time

Job summary

Trillion Technology Solutions Inc. is seeking a growth-oriented Sr Backend Engineer to build, optimize, and maintain robust APIs and backend services in Reston, VA.

You will design scalable systems, debug complex issues, and explore AI-assisted development to improve productivity while ensuring code quality. Ideal candidates bring 8–10 years of software experience, proficiency in TS/JS, Java, or Python, and solid knowledge of GraphQL and AWS.

Qualifications

• 8–10 years of professional software development experience.
• Strong proficiency in TS/JavaScript, Java, or Python; GraphQL and AWS preferred.
• Deep knowledge of RESTful APIs, databases, and microservices.
• Proactive problem-solving and ability to learn and adapt quickly; AI-assisted development experience helps.
• Excellent communication skills and teamwork.

Responsibilities

• Design, develop, and maintain secure, scalable APIs and backend services.
• Debug and resolve complex issues across backend systems.
• Integrate AI development tools to accelerate coding, refactoring, and testing.
• Collaborate with cross-functional teams to translate requirements into solutions.
• Participate in code reviews with focus on readability, security, and performance.

Skills

API design

Troubleshooting

Learning agility

AI tooling familiarity

Communication

Tools

TypeScript/JavaScript

Java

Python

GraphQL

AWS

REST

Databases

Microservices

Job description

We are seeking a growth-oriented Sr Backend Engineer to join our team. In this role, you will focus on building, optimizing, and maintaining robust APIs and backend services. We are looking for someone who doesn't just write code, but possesses an innate curiosity for how things work, a strong knack for troubleshooting, and a drive to learn.

Crucially, we value efficiency and modern workflows. You should be comfortable utilizing AI-assisted development tools (like GitHub Copilot, ChatGPT, or similar) to accelerate your coding, debugging, and documentation processes while maintaining high code quality.

Key Responsibilities

• Design, develop, and maintain secure, scalable, and high-performing APIs.
• Debug and resolve complex technical issues across backend services.
• Integrate AI development tools into your daily workflow to optimize code generation, refactoring, and testing.
• Collaborate with cross-functional teams to understand requirements and translate them into technical solutions.
• Participate in code reviews, focusing on readability, security, and performance.

Required Skills & Qualifications

• Experience:8-10 years of professional software development experience.
• Languages: Strong proficiency in at least one of the following: TypeScript/JavaScript, Java, or Python. Experience with GraphQL and AWS is preferred.
• Core Engineering: Strong understanding of RESTful API design, databases, and microservices architecture.
• Problem-Solving: Exceptional troubleshooting skills; a proactive "detective" mindset when bugs arise.
• AI-Driven Development: Practical familiarity with AI coding assistants and an understanding of how to prompt and validate AI-generated code effectively.
• Soft Skills: A strong desire to learn, adapt to new technologies, and communicate complex ideas clearly. Attention to detail is essential.

Trillion is an equal opportunity employer. Applicants are considered for positions without regard to race, religion, gender, native origin, age, disability, or any other category protected by applicable federal, state, or local law.