ROBLOX Corporation

Senior Software Engineer (Backend), Communications

ROBLOX Corporation$243K — $295K *
Enterprise Technology
5 - 7 years of experience
Job Overview by Ladders

Qualifications

  • 7+ years of experience in building and maintaining large-scale distributed systems
  • Fluent in backend software development
  • Proficient in Microsoft SQL Server, MySQL, PostgreSQL, or similar at scale
  • Deep understanding of low-level operating systems concepts including multi-threading and performance
  • Familiar with networking protocols like HTTP, UDP, GRPC, and WebSockets
  • Bachelor's degree or equivalent experience in a technical field
  • Experience working cross-functionally with Product and Data Science teams

Responsibilities

  • Engineer and scale infrastructure for millions of users
  • Innovate tools for creators to enhance social experiences
  • Devise solutions to optimize communication systems for a billion users
  • Improve processes for efficiency and effectiveness
  • Maintain high quality standards during feature development
  • Collaborate with various engineering and product teams
  • Own projects throughout their full lifecycle
  • Mentor and help recruit future engineers

Benefits

  • Equity compensation
  • Generous paid time off
  • Health, dental, and vision insurance
  • Retirement savings plan
  • Flexible work schedule with hybrid options
  • Professional development opportunities
Full Job Description
As a Senior Software Engineer, Communications, you'll be in charge of building rich, immersive and engaging user communication experiences to empower safe and seamless ways for people and our creators to express themselves in different modalities better than in real life with rich text, at scale in both 2D and 3D space.

This role will focus on building and scaling the backend systems that power text chat, strengthening the underlying chat infrastructure needed to support reliability, safety, and developer-facing flexibility across existing experiences, while also enabling new innovative products and communication patterns. If you are an experienced developer with a deep understanding of large scale systems and enjoy shaping engineering vision, you'll be right at home within our highly-skilled and product-driven team

You will:
  • Engineer and scale next-generation infrastructure to accommodate our rapidly expanding user base, maintaining systems capable of supporting millions of concurrent users. You will architect high-throughput backend services, leverage machine learning models, and support rapid product experimentation.
  • Innovate on the platform to provide creators the tools they need to build deeply tailored & integrated social experiences
  • Devise creative solutions to optimize and scale our systems to support communication for a billion people on the platform.
  • Introduce and improve our processes to help us be more effective and efficient.
  • Enforce high quality standards while we iterate on feature development.
  • Collaborate with other engineering and product teams (Game engine, Creator, Trust & Safety to name a few) at the company to push the boundary of what is possible
  • Self-organize and take ownership of projects throughout its full lifecycle.
  • Help recruit future talent and mentor engineers for the team


You have:
  • Fluent in backend software development
  • Proficient in Microsoft SQL Server, MySQL, PostgreSQL or other database technology at scale
  • 7+ years industry experience building and supporting highly available and large-scale distributed fault tolerant services in production environments
  • Experienced with low-level operating systems concepts including multi-threading, memory management, networking and storage, performance and scale
  • Well-versed in networking protocols (HTTP, UDP, GRPC, WebSockets)
  • Hold a Bachelor's degree or equivalent experience in Computer Science, Computer Engineering, or a similar technical field.
  • Experience collaborating with cross-functional partners in Product and Data Science to drive meaningful results that align with the team's overarching vision.


You are:
  • Responsible: you build systems that work and keep on working reliably. You are thorough in your designs, rigorous in handling potential failure cases, and diligent in automated testing.
  • Analytical: Excited to investigate large, ambiguous problems, and quantify the problems and the solutions.
  • Creative: You take a creative and strategic approach to solving hard problems and driving new tools/functionality for our end users and game developers
  • Team-oriented: You are able to work well as part of a team and know how to collaborate with all participants to develop the best solutions. Able to write clear design specs, mentor junior engineers, and guide projects from beginning to end
  • Data-driven focused on quality metrics and monitoring

Bonus:
  • Experience building communication products and features.
  • Experience with C++
  • Experience orchestrating and integrating ML models with product use cases
  • 2+ years of experience using big data query/processing languages and tools such as SQL, Hive, Spark and Airflow


For roles that are based at our headquarters in San Mateo, CA: The starting base pay for this position is as shown below. The actual base pay is dependent upon a variety of job-related factors such as professional background, training, work experience, location, business needs and market demand. Therefore, in some circumstances, the actual salary could fall outside of this expected range. This pay range is subject to change and may be modified in the future. All full-time employees are also eligible for equity compensation and for benefits as described on this page.

Annual Salary Range

$243,290-$295,250 USD

Roles that are based in an office are onsite Tuesday, Wednesday, and Thursday, with optional presence on Monday and Friday (unless otherwise noted).

About ROBLOX Corporation

Roblox Corporation is a video game company that operates a massively multiplayer online game platform. The platform allows users to create and play games in a virtual world, with a focus on user-generated content. Roblox was founded in 2004 and is headquartered in San Mateo, California. The company has grown rapidly in recent years, and now has over 100 million monthly active users. In 2021, Roblox went public through a direct listing on the New York Stock Exchange.
Learn more about ROBLOX Corporation
Size
960 employees
Market Cap
$15.6 billion
Industry
Net Income
-$242.8 million
Founded
2004
Revenue
$727 million
NASDAQ

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