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Hashgraph · 5 months ago

Senior Software Engineer - Execution Team

United States

Full-time

Remote

Mid, Senior Level

4+ years exp

Hashgraph is a fast-growing software company focused on developing and servicing Hedera, an open-source proof-of-stake platform. The Senior Software Engineer on the Execution Team will be responsible for delivering software services and APIs within the Hiero Consensus Node, tackling technical challenges related to distributed execution and transaction lifecycles.

Information TechnologyInternetNetwork Hardware

H1B Sponsor Likely

Responsibilities

Design, develop, test, and debug core components of the execution layer

Collaborate with cross-functional teams to define and deliver end-to-end functionality

Optimize performance and scalability of the execution layer for high-throughput transaction workloads

Ensure correctness, determinism, and reliability in service implementations

Drive high standards in code quality, testing, and documentation

Contribute to a culture of technical excellence and open-source collaboration

Qualification

JavaDistributed systemsAPI designComputer science fundamentalsProblem-solvingCode quality passionSystem design passionDebugging skillsTechnical excellenceOpen-source collaborationSecurity principlesWeb3 tools familiarityEvent-driven architecturesHigh-frequency trading systemsProfilingOptimizingCommunication skillsCollaboration skills

Required

4+ years of professional software engineering experience

Strong expertise in Java, with a deep understanding of concurrent programming and system performance

Strong grasp of computer science fundamentals, including data structures, algorithms, concurrency, and design patterns

Experience building and maintaining distributed systems at scale

Experience with API design, particularly gRPC

Strong problem-solving and debugging skills

Excellent communication and collaboration skills

Having a passion for code quality, system design, and doing things the right way

Preferred

Experience in distributed ledger Technologies (DLT) or blockchain platforms

Exposure to security principles in distributed applications or cryptographic systems

Familiarity with web3 tools or smart contract platforms (especially EVM)

Experience with event-driven architectures or high-frequency trading systems

Experience profiling and optimizing complex and concurrent systems

Company

Hashgraph

Our mission is clear: to cultivate a secure, trusted, and sustainable decentralized world.

Founded in 2022

Dallas, Texas, USA

51-200 employees

https://swirldslabs.com

H1B Sponsorship

Hashgraph 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)

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2023 (1)

2022 (1)