Demo

Lead Machine Learning Engineer

CyberCoders
San Mateo, CA Full Time
POSTED ON 1/5/2026
AVAILABLE BEFORE 3/15/2026
FULL REMOTE

$250k-$400k base (may have some flex here if needed) equity

We just secured $45M in Series B funding!

Position Overview

We are seeking a skilled Machine Learning Research Engineer to join our innovative team. The ideal candidate will possess a strong background in artificial intelligence and machine learning, with a focus on developing cutting-edge algorithms and models to solve complex problems. You will be responsible for researching, designing, and implementing advanced ML solutions that leverage large language models and other emerging technologies.

Key Responsibilities

  • Research and develop machine learning models and algorithms that enhance our products.
  • Implement state-of-the-art techniques such as Reinforcement Learning from Human Feedback (RLHF) and Self-Fine Tuning (SFT).
  • Collaborate with cross-functional teams to integrate machine learning solutions into existing systems and services.
  • Utilize frameworks such as PyTorch and HuggingFace for model development and optimization.
  • Deploy and manage models using cloud services like AWS and containerization technologies such as microservices.
  • Analyze large datasets using tools like SPARK, Pinecone, Weaviate, Neo4j, and Neptune to derive insights and improve models.

Qualifications

  • BS/Master's or PhD in Computer Science, Machine Learning, Data Science, or a related field.
  • Proven experience in AI/ML development and research, especially with large language models (LLMs).
  • Strong programming skills in Python, with familiarity in Scala or Spark for data processing.
  • Experience with machine learning libraries and tools, especially PyTorch and HuggingFace (or similar)
  • Knowledge of modern data storage solutions and databases like Neo4j, Neptune or similar.
  • Familiarity with microservices architecture and deployment in cloud environments, particularly AWS.

Benefits

  • We cover 99% of employee health insurance and 75% for dependents
  • Very competitive compensation 250k-400k base EQUITY
  • FULL REMOTE
  • We offer $200 per month towards wellness, gyms, massages, facials, and more!
  • Celebrate your birthday and anniversary with a day off!
  • Flexible PTO
  • $500 professional development reimbursement every year
  • Company sponsored Long Term Disability and Life Insurance
  • FSA/HSA
  • Ability to have your fingerprint on an innovative platform
  • End-to-end ownership of your projects

Email Your Resume In Word To

Looking forward to receiving your resume through our website and going over the position with you. Clicking apply is the best way to apply, but you may also:

bobby.june@cybercoders.com

  • Please do NOT change the email subject line in any way. You must keep the JobID: linkedin : BJ1-1877519 -- in the email subject line for your application to be considered.***

Bobby June - Lead Recruiter

For this position, you must be currently authorized to work in the United States without the need for sponsorship for a non-immigrant visa.

CyberCoders will consider for Employment in the City of Los Angeles qualified Applicants with Criminal Histories in a manner consistent with the requirements of the Los Angeles Fair Chance Initiative for Hiring (Ban the Box) Ordinance.

This job was first posted by CyberCoders on 09/16/2025 and applications will be accepted on an ongoing basis until the position is filled or closed.

CyberCoders is proud to be an Equal Opportunity Employer

All qualified applicants will receive consideration for employment without regard to race, color, religion, sex, age, sexual orientation, gender identity or expression, national origin, ancestry, citizenship, genetic information, registered domestic partner status, marital status, status as a crime victim, disability, protected veteran status, or any other characteristic protected by law. CyberCoders will consider qualified applicants with criminal histories in a manner consistent with the requirements of applicable state and local law, including but not limited to the Los Angeles County Fair Chance Ordinance, the San Francisco Fair Chance Ordinance, and the California Fair Chance Act. CyberCoders is committed to working with and providing reasonable accommodation to individuals with physical and mental disabilities. Individuals needing special assistance or an accommodation while seeking employment can contact a member of our Human Resources team at Benefits@CyberCoders.com to make arrangements.

Salary : $250,000 - $400,000

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