Helius Sunlink PV

Staff Backend Engineer, Historical APIs

Helius Sunlink PV

full-time

Posted on:

Location Type: Remote

Location: United States

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About the role

  • 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

Requirements

  • 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
Benefits
  • High-impact work: Your code will power applications used by millions across the Solana ecosystem, including Coinbase, Jupiter, and Phantom
  • Serious engineering: Build fast, reliable systems and user experiences across distributed infra, high-throughput backends, and modern frontend stacks
  • Ownership & growth: Lead critical initiatives, influence architecture and product direction, and take on more responsibility as the company scales
  • Remote-first flexibility: Work where you’re most effective with a flexible, fully distributed team
  • Competitive comp & perks: Market-leading salary, meaningful equity, generous vacation, wellness budgets, and support for learning and travel
  • Mission-driven team: Join ambitious builders who move fast, take ownership, and are shaping the future of decentralized apps
Applicant Tracking System Keywords

Tip: use these terms in your resume and cover letter to boost ATS matches.

Hard Skills & Tools
RustC++backend engineeringdistributed systemsdata pipelinesdatabase internalsschema designoptimization patternsperformance engineeringAPI performance
Soft Skills
technical leadershipmentorshipinfluence without authorityproblem-solvingcuriosityadaptabilitycommunicationstrategic thinkingcollaborationoperational excellence