Job Title: Senior Backend Engineer Company Name: DataAxxis Job Url: https://www.simplyhired.com/job/T-r9YRr6OftxaP7epp1y4Aj22YIdsHgzqhlIa26VQWH2RaXZUqe-Jw Job Description: Senior Backend Engineer DataAxxis Remote Job Details Full-time | Contract $650 - $700 a day 3 days ago Benefits Health insurance Dental insurance Paid time off Vision insurance Qualifications Data model design Performance tuning Node.js Data modeling projects Software implementation System design MongoDB Scalable systems Technical solutions implementation Solution architecture design Cloud infrastructure implementation Implementing web services Improving database performance Scalability Developing and maintaining backend systems GraphQL Distributed computing Senior level 10 years Full Job Description Senior Backend Engineer About the Role We are looking for a Senior Backend Engineer to help design and build the core systems that power our platform. In this role, you will architect and implement scalable backend services, build robust APIs, and ensure our systems perform reliably in production cloud environments. This position is ideal for an experienced engineer who enjoys solving complex technical problems, building production-ready systems, and influencing engineering standards across a development team. Work Authorization Applicants must be based in the United States and legally authorized to work in the U.S. NO third-party recruiters, or agencies will be considered for this position. We are only accepting direct applications from candidates. What You Will Do Design and build scalable backend services and distributed systems Develop and maintain REST and/or GraphQL APIs Create efficient data models and database structures Optimize system performance through query tuning, indexing, and architecture improvements Work with NoSQL databases such as MongoDB Deploy and operate backend services in cloud environments Lead implementation of backend components from design through production deployment Conduct code reviews and help maintain strong engineering standards Collaborate with product, design, and QA teams to deliver complex features Identify technical risks early and propose scalable solutions Improve development workflows and help drive engineering best practices Required Qualifications 10+ years of backend engineering experience Strong experience building production-grade software systems Expertise in API design and versioning strategies Experience building REST and/or GraphQL services Deep understanding of data modeling, normalization, query optimization, and indexing Experience with MongoDB or other NoSQL databases Strong proficiency in Node.js (preferred) or other modern backend languages Experience deploying and supporting applications in cloud environments Ability to work independently while contributing to overall technical architecture What Makes Someone Successful Here Comfortable owning complex technical problems Strong system design and architecture skills Focus on building reliable, production-ready systems Able to influence engineering quality through hands-on leadership Health Benefits for W2 employees. Pay: $650.00 - $700.00 per day Benefits: Dental insurance Health insurance Paid time off Vision insurance Work Location: Remote