Blossom Finance/FinTech

Senior Performance & Security Engineer

Remote Full-time

Join Blossom! We are a U.S.-based fintech company with over 20 years of experience building innovative technology solutions for credit unions. We are developing the next-generation technology layer for credit unions. www.blossom.net We are looking for a Senior Performance & Security Engineer to help ensure our digital banking platform is secure, reliable, and ready to perform under demanding conditions. Requirements Bachelor's degree in Systems Engineering, Computer Science, Software Engineering , or a related field, or equivalent experience. 5+ years of experience in Software Engineering , including 3+ years in Performance, Reliability, or Application Security Engineering.

Experience building performance or security testing practices from the ground up . Hands-on experience with load testing tools such as k6, JMeter, Gatling, or Locust. Experience with web and API penetration testing , using Burp Suite or similar tools. Strong knowledge of SQL and database performance optimization , preferably PostgreSQL or MySQL. Experience with observability tools , such as OpenTelemetry, CloudWatch, Grafana, or Datadog.

Knowledge of AWS, CI/CD integration, and performance monitoring . Experience with multi-tenant systems or regulated financial environments is a plus. Strong analytical, problem-solving, and communication skills. English level B2 or higher. Perks 100% Remote Work. Multicultural Environment. Work with application security, performance engineering, and cloud technologies . Professional growth and continuous learning. Contribute to innovative fintech solutions.

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