Reddit
Reddit

20 Reddit Network Engineer Jobs Hiring Near You

Every day, Reddit users submit, vote, and comment on the topics they care most about. With 100,000 ... In the codebase, we own the core components of the app such as the networking and caching stack. We ...

Reddit is a community of communities. It's built on shared interests, passion, and trust, and is ... In the codebase, we own the core components of the app such as the networking and caching stack. We ...

Reddit is a community of communities. It's built on shared interests, passion, and trust, and is ... In the codebase, we own the core components of the app such as the networking and caching stack. We ...

Reddit is a community of communities. It's built on shared interests, passion, and trust, and is ... In the codebase, we own the core components of the app such as the networking and caching stack. We ...

Reddit is a community of communities. It's built on shared interests, passion, and trust, and is ... networking/caching. • Practical experience applying AI to engineering workflows with clear ...

Senior Machine Learning Engineer, GenAI Security

$117.20K - $160.70K/yr

Reddit is a community of communities. It's built on shared interests, passion, and trust, and is ... network based security signals. * Own model development end to end: define the security problem ...

Reddit is a community of communities. It's built on shared interests, passion, and trust, and is ... Deep Understanding of multi-cluster compute environment and network topology that is specific to ML ...

Reddit is a community of communities. It's built on shared interests, passion, and trust, and is ... Build core tooling and SDKs that codify network configurations, managed services, and compute ...

Reddit Jobs Information

What are the key skills and qualifications needed to thrive as a Network Engineer, and why are they important?

To thrive as a Network Engineer, you need a solid understanding of network protocols, routing and switching, and typically hold a degree in computer science or a related field. Familiarity with tools like Cisco IOS, network monitoring software, and certifications such as CCNA or CCNP are highly valued. Strong problem-solving skills, effective communication, and the ability to work well under pressure set top performers apart. These skills ensure the reliable design, implementation, and maintenance of network infrastructure, which is critical for organizational connectivity and security.

What are some common challenges Network Engineers face when managing large-scale enterprise networks?

Network Engineers working with large-scale enterprise networks often encounter challenges such as ensuring network security across multiple locations, minimizing downtime during upgrades or maintenance, and troubleshooting complex connectivity issues. They may also need to balance high availability with performance, manage diverse hardware and software, and coordinate with cross-functional teams like cybersecurity and IT support. Staying updated with rapidly evolving technologies and addressing scalability concerns are key aspects of the role.

What does a Network Engineer do?

A Network Engineer is responsible for designing, implementing, and maintaining the computer networks that support in-house voice, data, video, and wireless network services. They ensure network reliability and performance, troubleshoot issues, and optimize network security. Network Engineers work with hardware and software, coordinate with other IT professionals, and often manage upgrades or expansions to meet an organization's needs.

What is the difference between Network Engineer vs Network Administrator?

AspectNetwork EngineerNetwork Administrator
CertificationsCCNA, CCNP, CompTIA Network+CCNA, CompTIA Network+
Work EnvironmentDesigning, implementing, and troubleshooting network infrastructureManaging and maintaining existing network systems
ResponsibilitiesNetwork design, configuration, and optimizationMonitoring, maintaining, and supporting network operations
Industry UsageIT, telecommunications, large enterprisesCorporate, small to medium businesses, educational institutions

While both roles involve working with networks, Network Engineers focus on designing and building network systems, whereas Network Administrators manage and support existing networks. Understanding these differences helps organizations assign the right responsibilities and professionals for their network needs.

What is it like to work at Reddit?

Reddit is known for its open and collaborative culture, prioritizing transparency, autonomy, and employee well-being. The company's structure is decentralized, with teams working independently to drive innovation and decision-making, and its San Francisco headquarters features an open-concept workspace with amenities such as a game room and on-site gym. Working at Reddit may appeal to those who value creative freedom, community-driven projects, and the opportunity to contribute to a platform that fosters online discussion and connection.
Infographic showing various Network Engineer job openings at Reddit in the United States as of May 2026, with employment types broken down into 100% Full Time. Highlights an 54% Physical, and 46% Remote job distribution.
Principal Engineer, iOS Performance

Principal Engineer, iOS Performance

Reddit

New York, NY

Other

Medical, Retirement, PTO

Posted 23 days ago


Job description

The iOS Platform team sets the technical direction for iOS at Reddit. Our customers are primarily other engineers. It's our job to help improve developer efficiency by providing libraries/APIs/frameworks, monitoring performance, building shared components, improving build tools, etc. In the codebase, we own the core components of the app such as the networking and caching stack. We set the direction in which the codebase builds by defining which design patterns and technologies to employ at Reddit.

This role will enable us to architect our iOS app to scale for the next 100M+ DAUs. They will help establish the right standards in iOS development and will help in improving the overall iOS development experience at Reddit. In addition, they will mentor senior iOS engineers across Reddit and will be seen as a go-to person for any challenges on iOS App architecture.

As a Principal Engineer in the iOS Platform team, you will be responsible for designing a solid foundation for our iOS application development. You will have the company-wide scope, impact, and responsibility in shaping the future of iOS development at Reddit. You will champion the technology selection, best practices in Reddit's iOS application development. In addition, you will act as an Architect for the iOS application at Reddit.

What you'll do

  • Own the architecture of Reddit's iOS Mobile App and make it scale to the next 100M+ DAUs. Propose ideas/solutions to reach our vision of "making Reddit's Mobile Apps best-in-class."
  • Identify the gaps in our current iOS App Architecture, and lead redesign of the iOS platform to improve modularity, performance, and quality.
  • Define, measure, and execute on key user-facing performance goals, specifically minimizing App Not Responding (ANR) rate, reducing app launch time (Time to Interactive/TTFF), and eliminating slow/dropped frames.
  • Improve observability and harden data quality for all key performance areas, including establishing reliable telemetry, monitoring, and guardrails for ANR rate, app launch time, and slow/dropped frames.
  • Drive a company-wide culture of performance, ensuring that every iOS engineer at Reddit has the tools and skills needed to own the performance of their product surfaces.
  • Mentor iOS developers across the company.
  • Be the go-to person for developers on complex problems in iOS development.

What we expect from you

  • Deep experience-based understanding of how to build mobile applications at scale.
  • You are a strategic thinker who thrives on developing a long-term technical foundation and has a passion for developing scalable, well-designed software that improves people's lives globally.
  • 10+ years of Software development experience with at least 5+ years in designing/developing iOS applications. 
  • Experience in influencing larger (200+ engineers) organizations on technical direction/best practices related to iOS
  • Experience with modern iOS development frameworks such as Swift UI and structured Concurrency.
  • Passion for developing scalable, well-designed software that improves people's lives globally. 
  • Experience working with cross-functional teams such as design, product, data teams to deliver great user experiences.
  • Bachelor's degree or higher in Computer Science or a related field, or equivalent technical expertise

Benefits:

  • Comprehensive Healthcare Benefits and Income Replacement Programs
  • 401k with Employer Match
  • Global Benefit programs that fit your lifestyle, from workspace to professional development to caregiving support
  • Family Planning Support
  • Gender-Affirming Care
  • Mental Health & Coaching Benefits
  • Flexible Vacation & Paid Volunteer Time Off
  • Generous Paid Parental Leave