Senior backend AI Platform Engineer

job summary: We are looking for a Senior Backend Engineer to design, build, and support the backend services that power our enterprise AI and knowledge management platforms.

You will primarily work on a proprietary Content Management System (CMS) built with Node.js and TypeScript while contributing to Python-based services that support AI capabilities. This role focuses on scalable APIs, cloud-native services, and the systems that enable secure access to enterprise knowledge.

location: St. Louis, Missouri job type: Contract salary: $70 - 75 per hour work hours: 9am to 5pm education: Bachelors

responsibilities: Backend Engineer responsible for building and maintaining backend services and APIs, supporting existing applications, fixing production issues, and developing new features. The role sits on an AI-focused team, offering exposure to AI technologies, but the primary focus is strong backend engineering rather than AI development.

qualifications: · 5+ years of professional software engineering experience.

· Proven track record of shipping enterprise-grade production software.

· Strong experience with Node.js and TypeScript.

· Experience designing and supporting REST APIs and backend services.

· Experience with AWS in production environments.

· Working knowledge of Python and willingness to contribute when needed.

· Strong understanding of software architecture, system design, and distributed systems.

· Experience with Git, code reviews, and modern development practices.

· Understanding of CI/CD and automated deployment pipelines.

· Experience implementing logging, monitoring, and observability solutions.

· Knowledge of secure coding practices, API security, authentication, and OWASP fundamentals.

· Experience working within Agile development teams.

skills: Agile development,S3,SQS,AWS,AI,AI capabilities,AI applications,AI-enabled,Backend,backend services,Review code,code reviews,CI/CD,logging,automated deployment,distributed systems,event-driven architectures,Git,Grafana,IAM,knowledge management,Node.js,OAuth,OWASP,API specifications,Python-based,knowledge of Python,scalable APIs,REST APIs,secure coding practices,cloud-native services,software architecture,software engineering,software quality,API security,Terraform,TypeScript,authentication,Passionate,Pragmatic,troubleshoot,problem solver,reliability,Proactively,Collaborative,AWS certifications,secure access,software quality,Content Management System (CMS),content management,CMS,shipping,document processing,production software,production systems,scalability,security-conscious,system design,technical documentation,OpenTelemetry

Equal Opportunity Employer: Race, Color, Religion, Sex, Sexual Orientation, Gender Identity, National Origin, Age, Genetic Information, Disability, Protected Veteran Status, or any other legally protected group status.

At Randstad Digital, we welcome people of all abilities and want to ensure that our hiring and interview process meets the needs of all applicants. If you require a reasonable accommodation to make your application or interview experience a great one, please contact HRsupport@randstadusa.com.

Pay offered to a successful candidate will be based on several factors including the candidate’s education, work experience, work location, specific job duties, certifications, etc. In addition, Randstad Digital offers a comprehensive benefits package, including: medical, prescription, dental, vision, AD&D, and life insurance offerings, short-term disability, and a 401K plan (all benefits are based on eligibility).

This posting is open for thirty (30) days.

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Backend Engineer responsible for building and maintaining backend services and APIs, supporting existing applications, fixing production issues, and developing new features. The role sits on an AI-focused team, offering exposure to AI technologies, but the primary focus is strong backend engineering rather than AI development.

Agile development,S3,SQS,AWS,AI,AI capabilities,AI applications,AI-enabled,Backend,backend services,Review code,code reviews,CI/CD,logging,automated deployment,distributed systems,event-driven architectures,Git,Grafana,IAM,knowledge management,Node.js,OAuth,OWASP,API specifications,Python-based,knowledge of Python,scalable APIs,REST APIs,secure coding practices,cloud-native services,software architecture,software engineering,software quality,API security,Terraform,TypeScript,authentication,Passionate,Pragmatic,troubleshoot,problem solver,reliability,Proactively,Collaborative,AWS certifications,secure access,software quality,Content Management System (CMS),content management,CMS,shipping,document processing,production software,production systems,scalability,security-conscious,system design,technical documentation,OpenTelemetry