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Senior Software Developer, API

Job in Pasadena, Los Angeles County, California, 91122, USA
Listing for: Spokeo
Full Time position
Listed on 2025-12-22
Job specializations:
  • Software Development
    AI Engineer, Machine Learning/ ML Engineer, Software Engineer
Salary/Wage Range or Industry Benchmark: 125000 - 150000 USD Yearly USD 125000.00 150000.00 YEAR
Job Description & How to Apply Below

About Spokeo

Join our mission to make the world more transparent with data.

Spokeo is a people search engine that helps over 18 million monthly visitors reconnect with friends, reunite with families, and protect against fraud. Additionally, our 12 billion records and over 250 million unique profiles enable business professionals to locate people and assets, research subjects in criminal investigations, and more.

Founded in 2006, we have grown to a company of nearly 200 dedicated employees, with flexible work locations and an average tenure of 5.3 years. Find out why we were named a “Best Company” by Comparably for Women, Compensation, Happiest Employees, Company Perks & Benefits, and Work-Life Balance, as well as “Best CEO” for co-founder Harrison Tang.

About this Opportunity

We are seeking an innovative senior engineer to design, build, and optimize cutting-edge generative AI models and intelligent agent systems. This role blends software engineering, data science, and machine learning expertise to create AI solutions that can learn, reason, and act autonomously.

What you’ll do
  • Develop and implement AI-driven automation tools that streamline operations and workflows across multiple teams.
  • Leverage context engineering and prompt engineering to optimize AI performance.
  • Develop Retrieval-Augmented Generation (RAG) systems to enhance information retrieval relevance.
  • Stay on the leading edge with the latest developments in automation technologies, machine learning, and AI, recommending and integrating advancements into Spokeo’s engineering team and operations.
  • Develop and deploy Agentic AI systems.
  • Analyze and optimize AI performance; ensure AI systems are efficient, scalable, and reliable.
  • Collaborate with data scientists, product managers, and other software developers on cross-functional teams.
Skills you have
  • At least a bachelor’s degree in Computer Science.
  • 7+ years of experience programming in Python is required.
  • 3+ years of experience with prompt engineering and/or context engineering.
  • Experience using Tensor Flow to build RAG-based MCP servers is a plus.
  • Familiarity with language models, model-tuning, and other natural language processing tools is a plus.
Working at Spokeo

Spokeo offers a bonus program, equity plans, and 401K. Once a year, we do a discretionary, merit-based salary increase. Additional benefits include 100% medical/dental/vision coverage and unlimited employee PTO.

Spokeo extends written offers to candidates who successfully complete their selection process. Spokeo’s offers include a base salary, participation in a company bonus program, stock options, and comprehensive benefits. A final offer will depend on several factors, including, but not limited to, marketplace competition, job leveling, the candidate’s experience, skills, etc.

Privacy Notice for Candidates:

Spokeo is an equal opportunity employer. Applicants will receive consideration for employment without regard to race, color, religion, sex, national origin, sexual orientation, gender identity, disability, or protected veteran status. Spokeo fosters a business culture where ideas and decisions from all people help us grow, innovate, create the best products, and be relevant in a rapidly changing world.

Recruiters or staffing agencies:
Spokeo is not obligated to compensate any external recruiter or search firm who presents a candidate or their resume or profile to a Spokeo employee without
1) a current, fully executed agreement on file, and
2) being assigned to the open position (as a search) via our applicant tracking solution.

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Position Requirements
10+ Years work experience
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