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Helius
Helius is an enterprise-grade Solana development platform offering RPCs, APIs, data streaming tools, and 24/7 customer support.
Distributed
Current stage: Series B11 current maintainers10 active leads7 new active leads4 lead step-downs1 lead movement2 early lead departures
Maintainer signals as of Aug 10, 2026
Description
Helius is an API platform that empowers developers to build on Solana by providing enhanced data, insights, and automation. Their APIs offer real-time data, historical data, token metadata, and more. Helius aims to make building on Solana easier and more accessible for developers.Grant Funding
VC Funding
None
2022
2024
$0
$68M
Technology & Skills
STREAMING
ROCKSDB
KAFKA
BACKEND
ARCHITECTURE
CONNECTION POOLING
THROUGHPUT
SLO
POOLING
LOW LATENCY
SYSTEMS PROGRAMMING
KINESIS
CONCURRENCY
ALERT
BACKPRESSURE
PROFILING
BENCHMARKING
C#
SYSTEMS
FLINK
MENTORING
JSON-RPC
NETWORK PERFORMANCE
POSTGRES
LATENCY
PERFORMANCE
CLICKHOUSE
ROUTING
NETWORKING
WEBSOCKET
OPERATING SYSTEMS
GATEWAY
RUST
LINUX INTERNALS
OWNERSHIP
TRADING SYSTEMS
REQUEST STREAMING
INCIDENT RESPONSE
RUNBOOK
SOLANA
OBSERVABILITY
DISTRIBUTED SYSTEMS
PROXY
ANYCAST
CONNECTION MANAGEMENT
ON-CALL
EDGE DEPLOYMENT
TLS
TCP
NATS
TIMEOUT
LOAD BALANCING
DASHBOARD
PERFORMANCE ENGINEERING
HARDWARE