Backend Engineer

We are seeking a talented Mid-Level Backend Developer to join our team, with a focus on AI/ML projects. In this role, you will help develop and maintain backend solutions that power our generative AI platform, optimizing data processing pipelines and improving operational efficiency. Your work will directly contribute to the success of innovative AI applications while supporting the technical needs of our business and clients.

If you’re eager to work on cutting-edge AI solutions and grow your skills in backend development, we’d love to meet you. Join our team and help build high-performance, scalable backend systems that drive the future of AI technology.

Key Responsibilities

• evelop and maintain core components for our generative AI platform.
• Implement and optimize vector database solutions for efficient document and data retrieval.
• Build and maintain robust backend services using Python and frameworks like FastAPI and Flask.
• Create and optimize document processing pipelines, including OCR, text extraction, and embedding generation.
• Design and implement efficient vector search algorithms and optimization strategies for large-scale systems.
• Maintain and optimize data processing pipelines for document understanding and analysis.
• Implement data caching strategies to optimize backend system performance and scalability.
• Collaborate with cross-functional teams to deliver technical solutions that meet business needs.
• Participate in code reviews and adhere to best practices for backend development.

Essential Skills and Qualifications

• Strong proficiency in Python development, with a focus on AI/ML applications.
• Knowledge of vector similarity search and optimization techniques for data retrieval.
• Familiarity with cloud services, particularly Azure, to integrate backend systems and deploy solutions.
• Experience with asynchronous processing to build high-performance systems.
• Knowledge of data caching strategies and performance optimization in backend systems.
• Understanding of how to design and maintain scalable, high-performance backend systems.

Personality Traits

• Analytical Mindset: You approach complex problems with a structured, problem-solving mentality.
• Strategic Thinking: You are able to balance theoretical concepts with practical, real-world solutions in AI applications.
• Attention to Detail: You focus on system architecture and optimization, ensuring everything runs efficiently.
• Collaboration: You thrive in cross-functional environments and enjoy mentoring team members.
• Self-Motivated: You take ownership of your work, drive initiatives, and deliver results independently.

Professional Experience

• 3-5 years of experience in Python development, with a focus on AI/ML systems.
• Demonstrated experience with natural language processing (NLP) and text analysis.
• Practical experience developing backend services and optimizing data processing systems.

Additional Requirements

• Experience with optimization and scaling of models and backend solutions.
• Hands-on experience implementing enterprise-level software solutions.
• Proven experience with architecting enterprise-grade applications.
• Ability to establish and maintain development standards and follow best practices.

Zelis is modernizing the healthcare financial experience by providing a connected platform that bridges the gaps and aligns interests across payers, providers, and healthcare consumers. This platform serves more than 750 payers, including the top 5 national health plans, BCBS insurers, regional health plans, TPAs and self-insured employers, and millions of healthcare providers and consumers. Zelis sees across the system to identify, optimize, and solve problems holistically with technology built by healthcare experts – driving real, measurable results for clients.

Commitment to Diversity, Equity, Inclusion, and Belonging 
At Zelis, we champion diversity, equity, inclusion, and belonging in all aspects of our operations. We embrace the power of diversity and create an environment where people can bring their authentic and best selves to work. We know that a sense of belonging is key not only to your success at Zelis, but also to your ability to bring your best each day.

Equal Employment Opportunity  
Zelis is proud to be an equal opportunity employer. All qualified applicants will receive consideration for employment without regard to race, color, religion, age, sex, national origin, disability status, genetics, protected veteran status, sexual orientation, gender identity or expression, or any other characteristic protected by federal, state or local laws. 

We encourage members of traditionally underrepresented communities to apply, even if you do not believe you 100% fit the qualifications of the position, including women, LGBTQIA people, people of color, and people with disabilities.  

Accessibility Support 

We are dedicated to ensuring our application process is accessible to all candidates. If you are a qualified individual with a disability or a disabled veteran and require a reasonable accommodation with any part of the application and/or interview process, please email TalentAcquisition@zelis.com.