Senior Backend Engineer (Typescript, AWS, GraphQL)

About this role

At Mindera, we believe that software is built by people, for people, with high-performance systems that impact users worldwide. We are looking for a Senior Backend Engineer to join an agile, collaborative team where your voice matters as much as your code. You won't just be building backend services; you'll be a technical partner helping us design, develop, and evolve secure, scalable, and high-performance systems. You'll work with modern technologies such as TypeScript, Node.js, GraphQL, and AWS, contributing to architectural decisions, improving engineering practices, and delivering reliable solutions that create value for our users and clients. We value empathy, selforganization, and a positive attitude. If you are approachable, communicate clearly, and believe that team fit is just as important as technical expertise, you'll feel right at home here. At Mindera, we encourage the use of AI to assist with coding and related tasks. We believe that a person's engineering skills and software craftsmanship have a significant impact on long-term successful delivery, with or without AI. Our goal in the interview process is to understand your engineering knowledge, problem-solving skills, and technical decision-making. If you need to, or plan to use AI, please be transparent with us when using it, to avoid issues and misunderstandings that could impact your chances of securing the role or your success at Mindera. National and international expected travelling time varies according to project/client and organizational needs: 0%-15% estimated. Key responsibilities Design, develop, test, and maintain APIs within a GraphQL-based omnichannel platform Build reliable backend services using Node.js and TypeScript Design and evolve GraphQL schemas while following established schema governance and API standards Develop and maintain AWS infrastructure using AWS CDK and TypeScript Work with AWS services including ECS, Fargate, VPC, Application Load Balancer, CloudWatch, and related platform services Contribute to technical design discussions and provide practical input into solution approaches Diagnose and resolve production issues across application and infrastructure layers Improve API performance, scalability, reliability, observability, and security Write automated tests and participate in code reviews Support continuous integration, deployment, and operational practices Collaborate with engineers, architects, product teams, and delivery teams across Vietnam and Australia Share technical knowledge and support less-experienced engineers when required Requirements Strong experience developing backend services or API platforms Advanced proficiency in Node.js and TypeScript Strong understanding of asynchronous programming, error handling, type safety, and application performance Practical experience designing and developing GraphQL and/or REST APIs Good understanding of GraphQL schema design, resolvers, federation, versioning, caching, and performance optimisation Experience building and maintaining cloud infrastructure using AWS CDK and TypeScript Experience with AWS services such as ECS, Fargate, VPC, Application Load Balancer, CloudWatch, IAM, and Secrets Manager Strong understanding of backend engineering and distributed system fundamentals Experience diagnosing application and infrastructure issues in production environments Good understanding of automated testing, code quality, CI/CD, observability, and secure engineering practices Ability to work independently on complex engineering tasks Strong written and verbal communication skills Ability to collaborate effectively with distributed and cross-functional teams Nice to have Experience delivering eCommerce or omnichannel retail platforms Experience with high-traffic or highly integrated enterprise systems Experience with performance testing and API optimisation Exposure to modern DevOps and site reliability engineering practices Experience working with teams distributed across multiple countries and time zones Benefits The Things We Really Care About: Comprehensive Health Insurance – prioritizing your well-being. Flexible working hours along with a generous holiday policy. Profit-sharing opportunities available for all team members. Annual company retreats, sports activities, and interest groups to encourage team bonding and enjoyment! Training & Conferences – design your own personal development journey. Childcare support through vouchers to assist families. Most importantly, you will be part of a collaborative, politics-free team where everyone enjoys ownership and autonomy. Compensation The maximum monthly gross salary for this position is 95 million VND. Final offers will be based on experience and alignment with the role's requirements. We take pride in nurturing an inclusive, streamlined, and self-managed work environment that promotes freedom, accountability, and ongoing feedback. Most of all you get to work with a bunch of great people, where the whole team owns the project together in a politics-free environment. Our culture reflects our lean and self-organization attitude. We encourage our colleagues to take risks, make decisions, work in a collaborative way and talk to everyone to enhance communication. Freedom and Responsibility go hand in hand, and we value commitment, feedback, and empathy. About Mindera At Mindera we use technology to build products we are proud of, with people we love. Software Engineering Applications, including Web and Mobile, are at the core of what we do at Mindera. We partner with our clients, to understand their products and deliver high-performance, resilient, and scalable software systems that create an impact on their users and businesses across the world. You get to work with a bunch of great people, where the whole team owns the project together. We are proud of our work and we love to learn all and everything while navigating through an Agile, Lean and collaborative environment. Check out our Blog and ou

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