(Senior) Back End Engineer

5 years exp

**Roles & Responsibilities**

**The Senior Back End Engineer** will be reporting into the Engineering Team. The Engineering Team aims to build a truly scalable platform with the most streamlined process for the trade journey for buyers and suppliers. The team is responsible for building and scaling the infrastructure of Trustana’s platform. The team also works on many different projects from e-commerce / marketplace platform, to ERP and high volume serverless event driven architecture approach.

Our current tech stack: Node.js, GraphQL, Postgres, Terraform, Python, Golang, React.JS, Angular, Typescript, Affinidi SSI & VC framework (blockchain)

**Key Responsibilities**
- Create REST/GraphQL based web services and APIs for consumption by mobile and web for distributed B2B platform
- Work with engineering team to explore and create new design / architectures geared towards scale and performance
- Code, test and operate node.js based services to maintain our high development standards
- Contribute to a future-ready, high quality, and performance code base
- Engage in service capacity and demand planning, software performance analysis, tuning and optimization
- Work with cross-functional product and engineering teams to define and prototype feature specifications
- Work closely with infrastructure team in building and scaling back-end services as well as performing root cause analysis investigations
- Design, build, analyze and fix large-scale systems
- Experience in backend development, including experience as a Node.JS Developer
- Understanding of CI/CD and experience with one of the major cloud providers (preferably AWS), as well as orchestration and cluster management experience; Infrastructure-as-Code mentality
- Strong grasp of Docker and Kubernetes fundamentals
- Expert in Node.js, preferably experience in TypeScript extensions
- Must be familiar with NoSQL databases such as MongoDB or CouchDB, Web services, SOA patterns
- Good working knowledge on design patterns and hands on experience with REST APIs or GraphQL
- Must have good unit testing experience
- Experience working on AWS or other cloud stacks and Docker
- Experience building / consuming OpenAPI and GraphQL specifications
- Experience of building microservices systems and testing them
- Experience of building systems with high data protection requirements, anonymous data and data encryption
- Level (Senior/Lead/Associate) will be assessed based on the interview process

**Our Culture & Benefits**

We are a fast growing, multicultural organization with a range of talents from different parts of the world. A progressive company like ours embraces diversity and fosters an inclusive environment for our people to do their best. With a flat hierarchy, we ensure friendliness within our quarters and our employees are provided with unlimited annual leaves and extensive insurance coverage.

**Equal Opportunity Statement**

Our company embraces diversity in all of its forms and fosters an inclusive environment for all people to do the best work of their lives with us.

We're an equal opportunity employer. All applicants will be considered for employment without attention to ethnicity, religion, sexual orientation, gender identity, family or parental status, national origin, veteran, neurodiversity status or disability status.

We are Trustana - a curated marketplace of verifiable, international traders. Designed to empower buyers and suppliers to grow their businesses with confidence, Trustana connects trustworthy trade partners and supports them through their end-to-end trade journey. We are proud to leverage decentralised technology to ensure that our customers have control and ownership over their data. We're headquartered in Singapore with operations throughout ASEAN. Trustana is founded by Temasek, an investment company headquartered in Singapore and is being built in collaboration with BCG Digital Ventures. Trustana is part of the Affinidi Group and is built using Affinidi technologies.