Senior Ai Developer Jobs in Missouri (NOW HIRING)

• Job Family: Software and Web Development
• Compensation: USD 160000 - USD 205000 - yearly

EVERSANA INTOUCH®is a global, full-service marketing agency network serving the life sciences industry, and is the first – and only – agency network to be part of a fully integrated commercialization platform through EVERSANA®. We provide next-generation creative and media services, enterprise solutions and data analytics services for clients.

We get fired up when people talk about getting—and staying—healthy. That’s where we find our inspiration: in the very human experiences of patients, doctors, and even each other. Then, we collaborate on ways to make caring for one’s health more achievable, connecting patients and physicians with the information and tools they need.

We embrace diversity in backgrounds and experiences. Improving patient lives around the world is a priority, and we need people from all backgrounds and swaths of life to help build the future of the healthcare and the life sciences industry. We believe our people make all the difference in cultivating an inclusive culture that embraces our cultural beliefs.

The Sr. AI Developer, Engineering will design, build, and deploy the core application components of EVERSANA’s AI Agency Platform — a multi-tenant enterprise system that connects generative AI, workflow automation, and compliance controls to accelerate pharmaceutical brand operations.

This Sr. AI Developer, Engineering will be responsible for developing backend services, APIs, and front-end interfaces, integrating them seamlessly with third-party systems such as Veeva Vault, Salesforce Marketing Cloud (SFMC), SharePoint, Snowflake, and Google Cloud’s Vertex AI stack.

The ideal candidate combines hands‑on technical skills, system integration experience, and a deep understanding of data-driven, secure platform engineering.

Our employees are tasked with delivering excellent business results through the efforts of their teams. These results are achieved by:

Application Development

• Design and implement backend services and APIs using Python (FastAPI, Flask, or similar frameworks).
• Build modern, responsive front-end applications using React, Next.js, or Vue.js, ensuring scalability and usability.
• Develop orchestration workflows connecting AI agents, compliance services, and data pipelines.
• Implement robust error handling, logging, and retry mechanisms for reliable agent execution.
• Collaborate with AI/ML Engineers to integrate model endpoints (LLMs, RAG systems, Vertex AI Agents).

Integration & Connectors

• Build and maintain system connectors to enterprise tools such as:
  • Veeva Vault / PromoMats (for MLR workflows)
  • Google Cloud Vertex AI & Orchestrate (for agent execution)
  • SharePoint / SFMC / Adobe Experience Cloud (for asset management and deployment)
  • Snowflake / BigQuery (for analytics and data pipelines)
• Ensure secure authentication and authorization across all integrations using OAuth2, service accounts, and RBAC.
• Partner with Data Engineering to manage ETL/ELT pipelines feeding reporting dashboards.

Deployment & Orchestration

• Build microservices and APIs that support multi-tenant scalability and environment isolation.
• Collaborate with DevOps on containerization and orchestration using Docker and Kubernetes.
• Maintain code quality, testing coverage, and deployment reliability across environments (Dev, UAT, Prod).

Security & Compliance

• Implement role-based access control (RBAC), audit logging, and encryption (at rest/in transit).
• Work closely with the Compliance and Security teams to ensure HIPAA, GDPR, and SOC 2 adherence.
• Ensure platform design meets pharma regulatory expectations for traceability and content integrity.
• Partner with Product, UX, and QA teams in agile sprints to deliver features and fixes on schedule.
• Translate business and functional requirements into robust, maintainable technical solutions.
• Participate in sprint planning, code reviews, and cross-functional demos.
• Document system design, integration specs, and deployment procedures.
• Modeling inclusive behaviors and proactively managing bias.
• All other duties as assigned.

Consistent with the Americans with Disabilities Act (ADA) and applicable state and local laws, it is the policy of EVERSANA to provide reasonable accommodation when requested by an employee with a disability, unless such accommodation would cause an undue hardship for EVERSANA. If reasonable accommodation is needed to perform the essential functions of your job position, please contactHuman Resources.

MINIMUM KNOWLEDGE, SKILLS AND ABILITIES:

The requirements listed below are representative of the experience, education, knowledge, skill and/or abilities required.

• 12+ years of experience as a Full Stack Engineer or Software Developer building enterprise-grade web applications.
• Strong understanding of RESTful APIs, microservices architecture, and async programming.
• Hands‑on experience with cloud platforms, preferably Google Cloud Platform (GCP).
• Experience with containerization and orchestration.
• Working knowledge of SQL / NoSQL databases.
• Familiarity with CI/CD pipelines and source control (GitHub).

PREFERRED QUALIFICATIONS:

• 12+ years of experience in digital creative technology, AI prompt design, or content innovation.
• Strong understanding of prompt engineering, LLMs, and natural language generation workflows.
• Proficiency in tools such as Vertex AI, Gemini API, LangChain, or similar frameworks.
• Background in creative or marketing technology (MarTech, AdTech, or AI-driven content systems).
• Excellent understanding of brand tone, messaging frameworks, and pharma MLR considerations.
• Exceptional writing, communication, and analytical skills.

OUR CULTURAL BELIEFS:

Patient Minded I act with the patient’s best interest in mind.

Client Delight I own every client experience and its impact on results.

Take Action I am empowered and empower others to act now.

Grow Talent I own my development and invest in the development of others.

Win Together I passionately connect with anyone, anywhere, anytime to achieve results.

Communication Matters I speak up to create transparent, thoughtful and timely dialogue.

Embrace Diversity I create an environment of awareness and respect.

Always InnovateI am bold and creative in everything I do.

EVERSANA is committed to providing competitive salaries and benefits for all employees. If this job posting includes a base salary range, itrepresentsthe low and high end of the salary range for this position and is not applicable to locations outside of theU.S. Compensation will bedeterminedbased on relevant experience, other job-related qualifications/skills, and geographic location (to account for comparative cost of living). This role is eligible for hire in select U.S. locations based on business and operational considerations. For a full list of locations, visiteversana.com/careers .More information about EVERSANA’s benefits package can be found ateversana.com/careers . EVERSANA reserves the right tomodifythis base salary rangeand benefitsat any time.

From EVERSANA’s inception, Diversity, Equity & Inclusion have always been key to our success. We are an Equal Opportunity Employer, and our employees are people with different strengths, experiences, and backgrounds who share a passion for improving the lives of patients and leading innovation within the healthcare industry. Diversity not only includes race and gender identity, but also age, disability status, veteran status, sexual orientation, religion, and many other parts of one’s identity. All of our employees’ points of view are key to our success, and inclusion is everyone's responsibility.

Consistent with the Americans with Disabilities Act (ADA) and applicable state and local laws, it is the policy of EVERSANA to provide reasonable accommodation when requested by a qualified applicant or candidate with a disability, unless such accommodation would cause an undue hardship for EVERSANA. The policy regarding requests for reasonable accommodations applies to all aspects of the hiring process. If reasonable accommodation is needed to participate in the interview and hiring process, please contact us at [emailprotected] .