Software Engineer Leadership, Machine Learning RecSys

Meta; San Francisco (CA); On-site; USD 219,000 - 301,000; Full time

Job summary

Meta is seeking talented Machine Learning engineers to join our teams in building cutting-edge products, with the mission of connecting billions of people around the world. You will work on complex technical problems, create new features, and improve existing products across platforms, including mobile and web.

You will collaborate with cross-functional teams to implement innovative experiences, lead initiatives, and architect scalable systems that drive impact at scale.

Qualifications

• Bachelor's degree in Computer Science, Computer Engineering, or related field (or equivalent practical experience).
• 4+ years of software engineering experience (3+ years if PhD).
• 3+ years in ML, RecSys, AI, or related field.
• Experience building ML models at scale from inception to business impact.
• Proficiency in C/C++, Java, or scripting languages like Python, Perl, PHP, or shell scripts.
• Experience with Python, JavaScript, or Hack.
• Proven leadership in major initiatives and setting technical direction.
• Experience designing or deploying recommendation systems (collaborative, content-based, or hybrid).
• Hands-on work with large language models (LLMs) including fine-tuning or production use.
• Experience delivering high-quality work with reliability and impact.
• Ability to use data to explain technical problems and provide solutions.
• Proven technical leadership in owning projects and shaping direction.

Responsibilities

• Collaborate with cross-functional teams to build innovative application experiences.
• Implement custom user interfaces using latest programming techniques.
• Develop reusable components interfacing with back-end platforms.
• Analyze and optimize code for quality, efficiency, and performance.
• Lead complex technical or product initiatives and guide peers.
• Architect efficient, scalable systems for complex applications.
• Identify and resolve performance and scalability issues.
• Work across multiple languages and technologies.
• Own components, features, or systems with end-to-end responsibility.

Skills

Software Engineering

Machine Learning

RecSys

Leadership

Education

Bachelor's degree in Computer Science or related field

Master's degree or PhD in Computer Science or related field

Tools

C/C++

Java

Python

Perl

PHP

Shell scripts

JavaScript

Hack

PyTorch

TF

Job description

Summary:

Meta is seeking talented Machine Learning engineers to join our teams in building cutting-edge products, with the mission of connecting billions of people around the world. As a member of our team, you will have the opportunity to work on complex technical problems, build new features, and improve existing products across various platforms, including mobile devices and web applications. Our teams are constantly pushing the boundaries of user experience, and we're looking for passionate individuals who can help us advance the way people connect globally. If you're interested in joining a world-class team and working on exciting projects that have a significant impact, we encourage you to apply.

Required Skills:

Software Engineer Leadership, Machine Learning RecSys Responsibilities:

1. Collaborate with cross-functional teams (product, design, operations, infrastructure) to build innovative application experiences Implement custom user interfaces using latest programming techniques and technologies Develop reusable software components for interfacing with back-end platforms Analyze and optimize code for quality, efficiency, and performance Lead complex technical or product efforts and provide technical guidance to peers Architect efficient and scalable systems that drive complex applications Identify and resolve performance and scalability issues Work on a variety of coding languages and technologies Establish ownership of components, features, or systems with expert end-to-end understanding

Minimum Qualifications:

Minimum Qualifications:

1. Bachelor's degree in Computer Science, Computer Engineering, relevant technical field, or equivalent practical experience

2. 4+ years of experience in software engineering, or a relevant field. 3+ years of experience if you have a PhD

3. 3+ years of experience in one or more of the following areas: machine learning, recommendation systems, artificial intelligence, or related technical field

4. Experience with developing machine learning models at scale from inception to business impact

5. Knowledge developing and debugging in C/C++ and Java, or experience with scripting languages such as Python, Perl, PHP, and/or shell scripts

6. Experience with scripting languages such as Python, Javascript or Hack

7. Experience leading major initiatives successfully, Proven ability to set technical direction and influence product strategy

8. Proven experience designing, building, or deploying recommendation systems (e.g., collaborative filtering, content-based, hybrid approaches, personalization at scale)

9. Hands-on experience working with large language models (LLMs), such as BERT, GPT, or similar architectures, including fine-tuning, integration, or application in production environments

10. Experience building and shipping high quality work and achieving high reliability

11. Experienced in utilizing data and analysis to explain technical problems and providing detailed feedback and solutions

12. Experience demonstrating technical leadership working with teams, owning projects, defining and setting technical direction for projects

Preferred Qualifications:

Preferred Qualifications:

1. Masters degree or PhD in Computer Science or a related technical field

2. Exposure to architectural patterns of large scale software applications

3. Experience with scripting languages such as Pytorch and TF

4. Publications in top-tier conferences/journals, patents, or open-source contributions in the recommendations or LLM space

5. Demonstrated ability to integrate AI tools to optimize/redesign workflows and drive measurable impact (e.g., efficiency gains, quality improvements)

6. Experience adhering to and implementing responsible, ethical AI practices (e.g., risk assessment, bias mitigation, quality and accuracy reviews)

7. Demonstrated ongoing AI skill development (e.g., prompt/context engineering, agent orchestration) and staying current with emerging AI technologies

Public Compensation:

$219,000/year to $301,000/year + bonus + equity + benefits

Industry: Internet

Equal Opportunity:

Meta is proud to be an Equal Employment Opportunity and Aff\iuative Action employer. We do not discriminate based upon race, religion, color, national origin, sex (including pregnancy, childbirth, or related medical conditions), sexual orientation, gender, gender identity, gender expression, transgender status, sexual stereotypes, age, status as a protected veteran, status as an individual with a disability, or other applicable legally protected characteristics. We also consider qualified applicants with criminal histories, consistent with applicable federal, state and local law. Meta participates in the E-Verify program in certain locations, as required by law. Please note that Meta may leverage artificial intelligence and machine learning technologies in connection with applications for employment.

Meta is committed to providing reasonable accommodations for candidates with disabilities in our recruiting process. If you need any assistance or accommodations due to a disability, please let us know at [e-mail].