Helius · 6 hours ago
Staff Backend Engineer, Historical APIs
United States
Full-time
Remote
Senior Level, Lead/Staff
7+ years expHelius is building the core infrastructure for Solana, empowering developers to create the next generation of crypto-powered applications. The Staff Backend Engineer will own and evolve infrastructure, define technical direction, and mentor senior engineers while addressing high-impact problems in a fast-paced environment.
BlockchainCryptocurrencyDeveloper ToolsSoftware
Responsibilities
Architect and lead the development of ingestion, indexing, and retrieval systems across our archival infrastructure
Drive technical strategy for API performance, reliability, and scalability across high-throughput services
Design and optimize data models and query patterns for ClickHouse, Postgres, and RocksDB at scale
Lead system design discussions and make architectural decisions on caching, distributed data patterns, and performance trade-offs
Set standards for operational excellence, debugging methodologies, and performance profiling across production systems
Mentor senior engineers and elevate the team's technical capabilities
Partner with leadership on long-term technical roadmap and infrastructure investments
Identify and drive solutions to complex, ambiguous problems that span multiple systems
Qualification
Required
7+ years of backend engineering experience with a track record of building large-scale, high-performance systems
Deep expertise in Rust (strongly preferred), C++, or equivalent systems programming languages
Proven experience designing and operating distributed systems, data pipelines, and performance-critical infrastructure at scale
Expert-level knowledge of database internals, schema design, and optimization patterns for large datasets
Demonstrated ability to architect simple, elegant solutions to complex technical problems
Strong technical leadership and mentorship skills with the ability to influence without authority
Track record of driving technical decisions and long-term architectural vision
Relentless curiosity and a drive to push the boundaries of what's possible in performance engineering
Comfort with ambiguity and the ability to thrive in a fast-moving, high-ownership environment
Preferred
Experience with Solana, blockchain, or web3 infrastructure
Deep expertise with Postgres, ClickHouse, and/or RocksDB internals
Previous experience in a Staff or Principal engineering role
Open source contributions or technical writing that demonstrates depth of expertise
Benefits
Competitive comp & perks
Market-leading salary
Meaningful equity
Generous vacation
Wellness budgets
Support for learning and travel
Company
Helius
Helius accelerates the adoption of crypto-powered software.
11-50 employees
H1B Sponsorship
Helius 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 (1)
Funding
Current Stage
Growth StageTotal Funding
$31.25MKey Investors
Foundation Capital
2024-09-19Series B· $21.75M
2024-02-22Series A· $9.5M
2022-08-01Seed
Leadership Team
Liam Vovk
Co-founder & CTO
Recent News
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