Principal Software Engineer - Roblox Database

Roblox
San Mateo
Workplace: OnsiteFull timeUSD 345,040 - 399,420 annuallyFunction: Software EngineeringExperience: 12+ yearsSkills: ["Mentorship","Stakeholder management","Automation mindset","Data-driven decision-making","Rigorous testing"]

Build and evolve Roblox’s next-generation multi-tenant database platform that elastically scales and powers all online data workloads. Shape database engine features (indexing, storage formats, WAL/replication, sharding, query planning), improve latency and throughput, and advance the control plane for elastic scaling and zero-downtime moves. Lead design reviews and performance practices, automate testing and rollout safety, mentor engineers, and engage with open-source ecosystems like PostgreSQL and RocksDB.

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FursaFursa
Roblox
Roblox
1 day ago

Principal Software Engineer - Roblox Database

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Source: Company careers pageValidated by: Fursa AI
Last checked: 14 hours agoStatus: Live
Reposted: similar role first listed 1 year ago

Job Summary

Build and evolve Roblox’s next-generation multi-tenant database platform that elastically scales and powers all online data workloads. Shape database engine features (indexing, storage formats, WAL/replication, sharding, query planning), improve latency and throughput, and advance the control plane for elastic scaling and zero-downtime moves. Lead design reviews and performance practices, automate testing and rollout safety, mentor engineers, and engage with open-source ecosystems like PostgreSQL and RocksDB.
Location: San Mateo
Workplace: Onsite
Employment Type: Full time
Job Function: Software Engineering
Seniority: Mid level

Key Responsibilities

  • •Design and implement database engine features including indexing, storage formats, WAL/replication protocols, sharding, and query-planner enhancements.
  • •Evolve the control plane for elastic scaling, autonomous healing, and zero-downtime schema or tenant moves across global regions.
  • •Profile and optimize critical code paths using kernel-level tracing and advanced performance tooling to reduce tail latency.
  • •Establish engineering best practices by leading design reviews, performance benchmarks, failure drills, and post-incident retrospectives.
  • •Automate testing, CI/CD, rollout safety, observability, and autoscaling; mentor and unblock engineers across Storage, Platform, and product teams.

Pay and Benefits

Salary: USD 345,040 - 399,420 annually
Equity and Bonus:Equity

Key Requirements

  • •12+ years of experience in software engineering or a relevant field.
  • •Deep experience building and operating large-scale distributed databases or storage engines (e.g., PostgreSQL, MySQL/InnoDB, RocksDB, Spanner, Aurora, AlloyDB).
  • •Expertise in database internals including B-trees, MVCC, WAL, query optimization, and buffer management, with skills in C/C++, Go, or Rust.
  • •Hands-on experience with consensus algorithms (Raft, Paxos) and multi-region replication for strong consistency and high availability.
  • •Proven success shipping high-QPS, low-latency services on Kubernetes or Nomad with comprehensive observability.
Experience:12+ yearsDistributed databasesStorage enginesOpen source
Skills:MentorshipStakeholder managementAutomation mindsetData-driven decision-makingRigorous testing
Languages:English
Tech Stack:PostgreSQLMySQLInnoDBRocksDBSpannerAuroraAlloyDBCC++GoRustWALB-treesMVCCRaftPaxosKubernetesNomadCI/CD

Company Brief

Roblox
Operates an online platform for user-generated games and virtual experiences, enabling creators to build, publish, and monetize interactive 3D experiences for a global community of players.
Industry: Gaming
Company Size: Enterprise (1,001+ employees)
Revenue: USD 1B+
Growth: Public Company
Valuation: Public Company (Market Cap in USD)
Funding: IPO / Publicly Listed
Headquarters: San Mateo, United States
Founded: 2004
WebsiteLinkedIn