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Vanilla Technologies Logo Vanilla Technologies · IT - Software Development

Senior Software Engineer - AI Applications

United States 160000.00 - 190000.00 USD / Year · Job Posted February 20, 2026
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Job Description

Vanilla is seeking a Senior Software Engineer - AI Applications with a strong background in software development, data science, machine learning, and artificial intelligence. You will be utilizing existing Large Language Models to build applied AI applications focused on producing high accuracy rates. Your software engineering skills will come into play here as you’ll take ownership in constructing services to ingest structured results. If you’re a proactive problem-solver who lives to disrupt archaic processes with cutting-edge technology, this is the job for you.

Job Responsibility

  • Utilizing existing Large Language Models to build applied AI applications focused on producing high accuracy rates
  • Take ownership in constructing services to ingest structured results
  • Work collaboratively with engineering and subject matter experts to find innovative and disruptive uses of AI to streamline (or replace) workflows
  • Build models/services that can ingest data, extract key information and surface insights
  • Drive technical vision and leverage open source technologies and cloud services to build an AI/ML platform
  • Build tooling to support model training, evaluation, inference serving, monitoring and alerting
  • Use the latest ML frameworks and open source tools to develop new model training pipelines
  • Identify, extract, transform, and load data from disparate sources into a centralized system
  • Normalize, cleanse, and validate this data
  • Design and implement schemas, optimize queries, and manage database performance
  • Prioritize tasks, manage resources, and communicate effectively with non-technical stakeholders
  • Collaborate with engineers, subject matter experts, product managers, and designers to ensure the success of projects

Requirements

  • Bachelor's degree in Computer Science, Engineering, a related field, or equivalent practical experience
  • 6+ years relevant work experience
  • Proficiency in, at least, one modern programming language such as Python or Javascript
  • Experience building commercial SaaS solutions
  • Experience integrating with backend services, and APIs
  • Experience with OpenAI, Anthropic, or similar for both chat and API interfaces
  • Deep understanding of machine learning and AI technologies, including the ability to design, train, and implement machine learning models and use natural language processing techniques for automation
  • Experience with tuning AI performance and scalability of AI infrastructure
  • Experience with API design and accessing data from external sources
  • Ability to effectively articulate technical challenges and solutions
  • Deal well with ambiguous/undefined problems
  • ability to think abstractly
  • Knowledge of professional software engineering practices & best practices for the full software development life cycle, including coding standards, code reviews, source control management, build processes, testing, and operations
  • Candidates must be legally authorized to work in the United States without the need for sponsorship now or in the future

Nice to have

  • Preferred experience with AI observability, monitoring, and signaling with tools such as LangChain or LangGraph
  • Experienced with LLM orchestration tooling and decision frameworks
  • Experience or exposure building agentic capabilities and workflows
  • Experience or exposure to evaluation testing frameworks
  • Exceptional candidates will have direct experience with RAG for tuning LLMs

What we offer

  • Flexible paid time off policy and 10 company-wide paid holidays
  • Parental leave, 4 weeks for all full-time employees and up to 12 weeks for birthing parents
  • Medical, dental, and vision benefits coverage for employees and their families
  • 401K eligibility after one month of employment
  • Free estate planning documents
  • Budget for learning & development and home office setup
  • Paid parking or transit for hybrid and in office employees
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