What you will do
- Build, maintain, and improve backend services using Node.js;
- Develop and maintain API integrations with internal and external systems;
- Support an internal Node.js application that has grown from a proxy/API wrapper into a larger business platform;
- Improve application reliability, scalability, and maintainability;
- Investigate production issues, reduce downtime risk, and support operational stability;
- Work with existing codebases, identify improvement areas, and refactor where needed;
- Contribute to frontend web tasks using React when backend work has lower demand or when product priorities require support;
- Collaborate with product, engineering, and business stakeholders to understand requirements and deliver practical solutions;
- Own technical tasks from analysis through implementation, testing, and delivery;
- Self-test work thoroughly before QA and proactively identify edge cases, bugs, and performance risks;
- Document key technical decisions, setup steps, and implementation details when needed;
- Work with Git, deployment workflows, and development best practices to support reliable releases.
Must haves
- 4+ years of professional software engineering experience;
- Strong hands-on experience with Node.js backend development;
- Experience building and maintaining APIs, backend services, and integrations;
- Working knowledge of React for frontend web development support;
- Experience working with production applications and troubleshooting live system issues;
- Strong debugging and problem-solving skills;
- Ability to quickly understand existing systems and business logic;
- Experience improving legacy or evolving applications;
- High ownership mindset with the ability to work independently in a remote environment;
- Clear written and verbal communication skills;
- Strong attention to code quality, maintainability, and self-QA;
- Availability to work with strong timezone overlap with the team, ideally within +1 to +2 hours;
- Upper-intermediate English level.
Nice to haves
- Experience working with internal business applications or operational platforms;
- Experience with API proxy layers, integration platforms, or middleware services;
- Experience supporting applications that evolved from small internal tools into larger platforms;
- Experience with React-based web applications;
- Experience with cloud infrastructure, CI/CD, Docker, or AWS;
- Experience in small teams or environments where priorities may shift based on business needs;
- Experience using AI coding tools responsibly as part of the development workflow.
We are looking for a Senior Backend Engineer to maintain, improve, and expand an internal Node.js platform that has evolved from an API proxy into a broader operational system supporting multiple business areas. You will build and maintain backend services and API integrations, improve application reliability and scalability, troubleshoot production issues, and provide React frontend support when needed. The role requires high ownership, strong self-QA discipline, and the ability to understand and improve existing systems independently in a remote environment.
About the role
The benefits of joining us
Professional growth
Accelerate your professional journey with mentorship, TechTalks, and personalized growth roadmaps
Competitive compensation
We match your ever-growing skills, talent, and contributions with competitive USD-based compensation and budgets for education, fitness, and team activities
A selection of exciting projects
Join projects with modern solutions development and top-tier clients that include Fortune 500 enterprises and leading product brands
Flextime
Tailor your schedule for an optimal work-life balance, by having the options of working from home and going to the office – whatever makes you the happiest and most productive.
Your AgileEngine journey starts here
2 min
Tell us about yourself
2 sec
Confirm requirements
30 - 60 min
Pass a short test
5 min
Record a short video
→ Introduce yourself on a video, instead of waiting for an interview
Live interview
Ace the technical interview with our team
→ Schedule a call yourself right away after your video is reviewed
Live interview
Final interview with your team
→ Get to know the team you will be working with
Get an offer
As quick as possible
