ZoomInfo is where careers accelerate. We move fast, think boldly, and empower you to do the best work of your life. You’ll be surrounded by teammates who care deeply, challenge each other, and celebrate wins. With tools that amplify your impact and a culture that backs your ambition, you won’t just contribute. You’ll make things happen–fast.
About the Role:
We're seeking a Senior Software Engineer with strong Python skills and a passion for building intelligent agentic systems. This role is ideal for someone who thrives at building applications powered by LLMs, bringing both technical depth and entrepreneurial thinking to complex problems. You'll work on cutting-edge AI agent systems that leverage existing language models to solve real-world challenges.
What You'll Do:
- Design, develop, and deploy production-grade agentic AI systems powered by LLMs
- Build scalable Python services and orchestration pipelines for complex multi-step agent workflows
- Architect frameworks that enable agents to reason, plan, use tools, and execute autonomous tasks
- Integrate LLM APIs (OpenAI, Anthropic, etc.) into robust, reliable production systems
- Collaborate with cross-functional teams to translate business requirements into technical solutions
- Optimize system performance, reliability, and cost-efficiency of LLM-powered applications
- Evaluate and integrate emerging LLM technologies and agentic patterns into our product stack
- Contribute to technical strategy and architectural decisions with an entrepreneurial mindset
- Mentor other engineers and promote best practices in building AI-powered systems
What you bring:
- 7+ years of professional software engineering experience
- Strong proficiency in Python with deep understanding of software design patterns and best practices
- Understanding of machine learning concepts (how models work, their capabilities and limitations)
- Hands-on experience working with Large Language Models (OpenAI, Anthropic, open-source models, etc.)
- Proven track record building AI agents or agentic systems (tool use, reasoning, multi-step workflows, function calling)
- Excellent analytical and problem-solving skills with ability to debug complex systems
- Strong communication skills and ability to work collaboratively in a team environment
- Entrepreneurial spirit - self-motivated, comfortable with ambiguity, and bias toward action
Nice to Have:
- Active contributions to open-source projects (especially in AI/agentic systems space)
- Experience with prompt engineering, RAG systems, or embedding-based search
- Familiarity with vector databases and semantic search technologies
- Knowledge of LLM orchestration frameworks (LangChain, LlamaIndex, etc.)
- Experience with modern workflow orchestration (Temporal, Airflow, etc.)
- Background in distributed systems or high-scale applications
- Experience with agent frameworks or MCP (Model Context Protocol)
- Publications, blog posts, or technical talks in AI/agents domains
- Experience building developer tools or platforms
#LI-PM1
#LI-Hybrid
About us:
ZoomInfo (NASDAQ: GTM) is the Go-To-Market Intelligence Platform that empowers businesses to grow faster with AI-ready insights, trusted data, and advanced automation. Its solutions provide more than 35,000 companies worldwide with a complete view of their customers, making every seller their best seller.
ZoomInfo is committed to protecting your privacy when you apply for jobs with us. Please review our Job Applicant Privacy Notice for more details on how we handle your personal information.
ZoomInfo may use a software-based assessment as part of the recruitment process. More information about this tool, including the results of the most recent bias audit, is available here.
ZoomInfo is proud to be an equal opportunity employer, hiring based on qualifications, merit, and business needs, and does not discriminate based on protected status. We welcome all applicants and are committed to providing equal employment opportunities regardless of sex, race, age, color, national origin, sexual orientation, gender identity, marital status, disability status, religion, protected military or veteran status, medical condition, or any other characteristic protected by applicable law. We also consider qualified candidates with criminal histories in accordance with legal requirements.
For Massachusetts Applicants: It is unlawful in Massachusetts to require or administer a lie detector test as a condition of employment or continued employment. An employer who violates this law shall be subject to criminal penalties and civil liability. ZoomInfo does not administer lie detector tests to applicants in any location.
Top Skills
What We Do
ZoomInfo is the go-to-market (GTM) platform for businesses development and revenue growth. Powered by real-time data and insights, our unified engagement platform helps sales and marketing teams find, acquire, and grow customers.
Why Work With Us
ZoomInfo is where the world’s brightest minds in Data and Go-To-Market come together to do their best work.
We’re a founder-led organization that recognizes your success with 2x the career mobility of our SaaS peers. Being action-oriented, resourceful, and resilient will not only help you fit in, it will help you thrive.
Gallery
