Senior Performance Engineer

Senior Performance Engineer We are currently sourcing for a Senior Performance Engineer to work in Jersey City, New Jersey. The Role You’ll define the strategy, establish what excellence looks like, and create systems that make performance a default outcome of how Fidelity Digital Assets® builds software. Proven experience to validate and sign off production readiness of software applications and infrastructure for stability and performance You will be responsible for connecting performance outcomes to business objectives and companywide SLOs and guide engineering teams in keeping the stack scalable and efficient Lead the architecture and development of performance profiling and instrumentation infrastructure, covering CPU, memory, request hot paths, utilization and deployment events Partner with dev ops and back-end engineering team to ensure all services operates at optimal utilization Strong debugging skills across distributed systems and low-level systems boundaries using logs, metrics, tracing and performance tooling Learn quickly and enjoy ramping up on new technologies and unfamiliar parts of the stack The Expertise and Skills You Bring 10 plus years of Java Engineering with Performance focus in core Java Technologies Bachelor’s degree in computer science or related field required Experience with distributed systems and asynchronous workers An understanding of microservice architecture and cloud-based deployments Strong familiarity with any cloud infrastructure – AWS/Azure/GCP Deep Understanding of how software and hardware systems interact at scale, including architectural patterns for performance‑critical stacks You know the internals of JVM and have experience in GC tuning, Memory Management, and Thread Management to optimize existing services Experience with profiling and instrumentation tools – Dynatrace/Datadog/AppDynamics Experience analyzing thread and heap dumps Experience identifying memory leakage, connection issues & throughput bottlenecks in various technologies such as web application(s), infrastructure, and Cloud Strong communication and influence skills; comfortable driving technical direction with senior engineering and product leadership Have a track record of leading sophisticated performance initiatives and driving decisions across teams or critical product areas You have Excellent collaboration and Interpersonal skills You have phenomenal attitude, are a willing mentor, great teammate and effective contributor You have focus on productivity Nice to have experience in Capital markets or Crypto Currency specifically with exposure to Trading, Algo Trading & Market Data Nice to have experience using kernel bypass e.g., Solar flare Open Onload Nice to have experience with low latency messaging products, such as Aeron, Solace or 29West The Team A subsidiary of Fidelity Investments, Fidelity Digital Assets® provides an institutional‑grade digital asset experience that incorporates the history, principles, and expertise of a traditional financial institution. The business is uniquely built for institutional investors and offers secure custody, integrated trading, and 24/7 support in the digital asset ecosystem. Established in 2019, Fidelity Digital Assets develops products and solutions that scale with investors’ needs, allowing clients to navigate digital assets with confidence. The Fidelity Digital Assets® Trading Team is responsible for platform services and APIs that manage trading of crypto currency. Platform contains a crossing engine, smart router, market data aggregator among other trading modules running in low latency and high throughput environment. The base salary range for this position is $70/hr - $100/hr. Placement in the range will vary based on job responsibilities and scope, geographic location, candidate's relevant experience, and other factors. Please be advised that Fidelity’s business is governed by the provisions of the Securities Exchange Act of 1934, the Investment Advisers Act of 1940, the Investment Company Act of 1940, ERISA, numerous state laws governing securities, investment and retirement‑related financial activities and the rules and regulations of numerous self‑regulatory organizations, including FINRA, among others. Those laws and regulations may restrict Fidelity from hiring and/or associating with individuals with certain Criminal Histories. Fidelity Investments is an equal opportunity employer. Fidelity will reasonably accommodate applicants with disabilities who need adjustments to complete the application or interview process. #J-18808-Ljbffr