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This is an excellent opportunity for god-tier engineers to join a very experienced software team, building mission-critical infrastructure for a growing company. UltraGrid is the core engine behind Hypervolt's applications. It features a soft real-time mechanism for controlling and monitoring distributed energy assets, streaming over 100,000 events per day from each connected node on the grid—all at incredibly low operating costs. Designed for sub-second, multi-gigawatt grid-balancing, UltraGrid is built to be a critical component of a nation's energy security.
Job Responsibility:
Working on streaming, networking, storage, and other facets of the system, with an extreme focus on cost and performance
Requirements:
10+ years of professional software development experience, with a strong focus on architecting, optimizing, and delivering performance-critical systems
Deep expertise in Java, Scala and the JDK, leveraging the Java ecosystem for high-performance applications. Proficiency in Rust is a bonus
Experience with NixOS is considered a huge plus
Proven ability to diagnose, profile, and optimize complex systems using advanced performance analysis tools and methodologies
Demonstrated experience in tuning multi-threaded and parallel computing environments, managing concurrency, and applying lock-free designs for efficient resource utilization
Familiarity with performance engineering technologies and low-cost always on profiling, metrics and observability
Extensive understanding of foundational computer science principles, data structures, and algorithms
Extensive understanding of networking and fundamental building blocks of the Internet
Firm grasp of distributed consensus algorithms and their practical applications in building scalable, reliable systems
Exceptional analytical skills to identify and resolve intricate performance bottlenecks in production-level systems
Experience driving technical excellence and fostering a culture of continuous improvement
Excellent communication skills with the ability to articulate complex technical concepts to technical and non-technical stakeholders
Proven success collaborating with cross-functional teams, including close partnerships with SREs and automation specialists in fast-paced, dynamic environments
A Bachelor's degree in Computer Science, Engineering, or a related field or equivalent industry experience. Advanced degrees or relevant certifications are a plus
A PhD in computer science or an interest in performance engineering and distributed consensus algorithms is a big bonus
Nice to have:
Previous experience contributing to a mainstream Apache project, preferably involving the JDK
Prior work in a performance engineering environment at leading tech companies like Netflix or Twitter
Strong experience working with resource right-sizing and developing deeply cost-optimized code
Previous experience working on a core database engine, such as building a database from the ground up
You enjoy reading and writing academic computer science papers and have a list of favourites if queried by the team
You're not worried about AI code completion taking your job anytime soon
What we offer:
Competitive Compensation
Stock options
Comprehensive Coverage: Health, dental, and vision plans, plus wellness and mental health support
Work-Life Flexibility
Additional Perks: We'll buy you a laptop. Whichever one you want
Innovative Environment: A culture like no other. Work with peers and people who truly value exceptionally good software
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