Job Description

About Ergonia

Ergonia is a crypto-native trading firm with deep experience across DeFi and CeFi. We operate some of the most sophisticated, highest-volume trading systems in DeFi and actively trade across major centralized venues as well. Our work spans market making, yield strategies, and advanced on-chain execution.


We're hiring a

DeFi Engineer

to help us expand to more chains, more protocols, and new trading strategies. You'll work closely with traders, quants, and engineers in a fast-moving, high-performance environment.

What You'll Do

On-Chain Data + Execution

+ Build systems to read high-volume, low-latency data from blockchains. + Send and manage transactions in performance-sensitive environments.

Smart Contract / On-Chain Program Development

+ Design, implement, and deploy production smart contracts on Solana or EVM environments.

System & Architecture Design

+ Contribute to end-to-end exchange, execution, and data-pipeline architecture.

Pragmatic Delivery

+ Trading moves fast. You should be comfortable making decisions with imperfect information, handling trade-offs, and delivering working systems on tight timelines. We value engineers who can prioritise what matters, move quickly, and get things shipped. An ability to execute under pressure

Remote Work Essentials

+ Reliable high-speed internet and a suitable workstation setup for sustained development and communication.

Requirements

Qualifitications

Experience

+ 4+ years of software development. + 2+ years working in DeFi.
+ Proven delivery of production-ready DeFi systems on Solana or EVM.

Knowledge

+ Strong understanding of DeFi mechanics, trading systems, spot/margin trading, and on-chain execution.

Mindset

+ Self-driven, highly motivated, and comfortable operating in a fast-moving environment. + Strong communication skills in English.

Bonus Points

Experience with low-level blockchain runtime or transaction-pipeline optimizations. Experience landing high-volume transactions on Solana or EVM. * Background in market making or high-frequency trading.