onsite

Founding Engineer, AI Research Agents Full-Stack - Sixtyfour (X25)

Research Engineer

We're looking for a Research Engineer focused on designing and building scalable technical solutions. This mid level role requires 3+ years of relevant experience.

About the role

Founding Engineer, AI Research Agents Full-Stack at Sixtyfour (X25).

Key technologies: Software Development, System Design, Problem Solving.

Key Responsibilities

Design and implement technical solutions to meet business requirements
Collaborate with cross-functional teams throughout the software development lifecycle
Contribute to code quality through reviews, testing and documentation
Identify and resolve technical issues and performance bottlenecks

Requirements

3+ years of relevant experience in research engineer
Strong analytical and problem-solving skills
Excellent communication and teamwork skills

Skills

software developmentsystem designproblem solving

CompanySixtyfour (X25)

DepartmentEngineering

LocationSan Francisco, CA, United States

Experience3+ years

Tenurefull-time

LevelMid-Level

Posted June 18, 2026