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CelerData · 2 months ago

Junior Software Engineer, Database System

Menlo Park, CA

Full-time

Onsite

New Grad, Entry Level

CelerData is a company that empowers organizations to unlock the full potential of their data with a cloud-native analytical database. They are seeking early-career Software Engineers to contribute to their high-performance SQL engine, StarRocks, while learning and growing in the field of database internals and distributed systems.

Big DataCloud Data ServicesData ManagementDatabaseSoftware

H1B Sponsor Likely

Responsibilities

Implement features and fixes in StarRocks under guidance, from design review to production rollout

Write robust, maintainable code and unit/integration tests for performance-critical paths

Profile and debug issues related to concurrency, memory, IO, and query execution

Participate in code reviews, pairing, and design discussions to level up quickly

Collaborate with our open-source community: reproduce issues, review small PRs, and improve docs

Learn (and apply) fundamentals of fault tolerance, high availability, and scalability in distributed systems

Qualification

C++Databases/SQLLinuxGitCuriosityOwnershipGrowth mindset

Required

Bachelor's degree in Computer Science or a related field (new grads welcome) or equivalent practical experience

Solid CS fundamentals: data structures, algorithms, operating systems, networking basics, and databases/SQL concepts

Proficiency in C++ (required); proficiency in Java is a plus

Comfort with Linux, Git, and writing tests; ability to read technical docs and RFCs

Curiosity, ownership, and a growth mindset - comfortable asking questions and iterating on feedback

Preferred

Exposure to distributed systems concepts (consensus, replication, transactions)

Familiarity with StarRocks or similar tech: Apache Iceberg, Parquet, Spark, Trino, ClickHouse, or vectorized execution

Experience with performance tools (e.g., perf, gdb, flame graphs) or observability (logs/metrics/tracing)

Contributions to any open-source project (even small PRs/issues) or systems-level class projects

Scripting experience (Python/Go/Bash) for tooling and automation

Benefits

Mentorship from senior engineers and regular 1:1s.

Clear learning path and meaningful starter projects.

Code reviews focused on teaching, not just gating.

Opportunities to engage with and contribute to open source.

Company

CelerData

Grow your business with 3X greater analytics performance powered by StarRocks and backed by the enterprise support and features of CelerData

Founded in 2020

Menlo Park, California, USA

51-200 employees

https://www.celerdata.com/

H1B Sponsorship

CelerData has a track record of offering H1B sponsorships. Please note that this does not guarantee sponsorship for this specific role. Below presents additional info for your reference. (Data Powered by US Department of Labor)

Distribution of Different Job Fields Receiving Sponsorship

Represents job field similar to this job

Trends of Total Sponsorships

2025 (5)

2024 (1)

2023 (1)

Funding

Current Stage

Growth Stage

Leadership Team

Andy Ye

Co-Founder & Chief Operating Officer

Albert Wong

Head of Developer Relations, Community and Technology Partners Programs

Company data provided by crunchbase