Senior Software Engineer - Experiment Platform

As a Senior Software Engineer on the Experiment Platform team, you will lead the design and evolution of high-leverage systems that shape how Moloco runs experiments across products. You will own important technical areas end-to-end, drive sound engineering decisions in ambiguous problem spaces, and build platforms that improve the speed, safety, and trustworthiness of experimentation company-wide.

Responsibilities

Lead the design and implementation of major components across experiment management services, configuration delivery systems, and analysis pipelines; Own technical decisions for platform areas that require balancing correctness, reliability, performance, and ease of adoption; Improve the trustworthiness of experimentation by strengthening system design, observability, data quality, and operational standards; Partner closely with engineers, data scientists, statisticians, and stakeholders to turn ambiguous requirements into scalable platform capabilities; Mentor other engineers through design discussions, code reviews, and pragmatic technical leadership

Requirements

5+ years of professional software engineering experience in a production environment; Strong hands-on experience in backend systems, data infrastructure, distributed systems, or other relevant platform areas; Proven ability to independently drive technical projects from problem definition through production rollout in ambiguous problem spaces; Strong engineering judgment in system design, operational reliability, maintainability, and cross-functional execution; Bachelor's degree in Computer Science, Computer Engineering, or equivalent practical experience

Nice to have

Experience designing and implementing experimentation platforms, A/B testing systems, feature flagging systems, or dynamic configuration platforms; Experience owning platform or infrastructure systems used by multiple engineering teams; Experience working with analytical data systems, metrics pipelines, or data quality and correctness challenges; Familiarity with advertising, mobile product ecosystems, or performance-driven product environments

Benefits

Medical, dental, and vision insurance; 401(k) plan with company match; Short-term and long-term disability coverage; Basic life insurance; Well-being benefits and perks; Up to 12 scheduled paid holidays per calendar year; One Thrive Day off per quarter; Flexible Time Off (FTO); Bonus and equity awards