Staff Software Engineer

New
S
ScaloFinancial technology
Tryb realizacji usług: 100% zdalnieContractStaff
Salary190 - 210 PLN per hour
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Job Details

Languages
Angielski min. B2+
Experience
Minimum 8+ lat doświadczenia
Required Skills
AWSDockerJavaKotlinSpring BootCI/CDMicroservicesDistributed Systems

Requirements

  • At least 8 years of experience designing and building highly available distributed systems.
  • Strong knowledge of Java and/or Kotlin and Spring Boot.
  • Experience with microservices architecture and cloud-native systems.
  • Experience working with AWS, including ECS, Fargate, Lambda, or similar cloud services.
  • Knowledge of system design and experience making architecture trade-offs, including REST vs. gRPC vs. GraphQL, synchronous vs. asynchronous, and SQL vs. NoSQL.
  • Experience with high-scale production environments and reliability requirements.
  • Experience with a “you build it, you run it” approach, DevOps, CI/CD, and Docker.
  • Knowledge of security practices including JWT and OAuth2, and Shift Left Security.
  • Experience in regulated environments such as fintech or banking is an advantage.
  • Ability to communicate complex technical topics to technical and business teams.
  • English at B2+ or above.
  • Experience mentoring and working at Staff, Principal, or Senior Engineer level.

Responsibilities

  • Design and develop highly scalable, reliable distributed and microservices architectures.
  • Help build and develop critical systems for a large-scale investment platform.
  • Define the long-term technical strategy and architecture roadmap.
  • Design cross-system solutions in a cloud-native environment.
  • Ensure high standards for security, observability, and reliability.
  • Work with Product, Design, Security, and DevOps teams to deliver end-to-end solutions.
  • Mentor Senior Engineers and raise technical standards across the organization.
  • Contribute to zero-to-one initiatives and critical-system refactoring.
  • Promote DevOps, AI automation, and security-by-design engineering practices.
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190 - 210 PLN per hour
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