Colossus Digital
Senior Backend Developer – Blockchain Infrastructure
Leads backend architecture, scales microservices on AKS, and mentors developers using Node.js, NestJS, Docker, Kubernetes, and MongoDB.
- Compensation
- Not disclosed
- Location
- Rome, Italy
- Work setup
- Onsite
- Seniority
- Senior
- Employment
- Not specified
- Experience
- 3+ years
- Category
- Backend
- Posted
Skills
Must have
- 3+ years of experience
- Strong experience with Node.js
- Experience with NestJS
- Expertise in microservices
- Expertise in cloud platforms such as GCP or AWS
- Expertise in Docker and Kubernetes
- Knowledge of MongoDB
- Knowledge of API design
- Knowledge of backend security including OAuth2 and JWT
- Architecture leadership
- Mentoring
Full description
Lead and scale backend systems, own architecture, drive performance, and ensure security across microservices and AKS infrastructure. Work with Node.js, NestJS, cloud platforms, Docker, Kubernetes, MongoDB, APIs, OAuth2, and JWT while providing architectural leadership and mentoring developers.
Responsibilities
- Lead and scale backend systems
- Own backend architecture
- Drive system performance
- Ensure security across microservices and AKS infrastructure
- Provide architectural leadership
- Mentor developers
Requirements
- 3+ years of experience
- Strong experience with Node.js
- Experience with NestJS
- Expertise in microservices
- Expertise in cloud platforms such as GCP or AWS
- Expertise in Docker and Kubernetes
- Knowledge of MongoDB
- Knowledge of API design
- Knowledge of backend security including OAuth2 and JWT
- Architecture leadership
- Mentoring
Benefits
- Work with top-tier blockchain experts
- Shape the future of Web3 infrastructure
- Grow in a fast-paced, innovative environment
- International team, cutting-edge tech, real impact