Weekday (YC W21)

Lead Engineer

Weekday (YC W21)

full-time

Posted on:

Location Type: Remote

Location: United States

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Job Level

Senior

Tech Stack

ApacheAWSAzureCloudDistributed SystemsDockerGoogle Cloud PlatformJavaKafkaKubernetesNoSQLSQL

About the role

  • Architect and deliver complex stream-processing solutions.
  • Mentor engineering teams and foster a culture of technical excellence.
  • Collaborate with cross-functional stakeholders for robust technical systems.
  • Optimize streaming jobs for performance, fault tolerance, and resource efficiency.
  • Conduct design reviews and troubleshoot production issues.
  • Develop and maintain high-performance backend services and distributed systems using Java.
  • Design scalable event-driven architectures for high-throughput workloads.

Requirements

  • 10–12 years of overall experience in software engineering, with significant exposure to distributed systems.
  • Strong hands-on expertise in Apache Flink, including stream processing concepts such as windowing, state management, checkpoints, and event-time processing.
  • Advanced proficiency in Java, including concurrency, multithreading, memory management, and performance tuning.
  • Deep understanding of data streaming architectures and real-time processing frameworks.
  • Experience working with messaging systems (e.g., Kafka or similar platforms).
  • Strong knowledge of data structures, algorithms, and system design principles.
  • Experience deploying and managing applications in cloud environments (AWS, Azure, or GCP).
  • Familiarity with containerization technologies such as Docker and orchestration tools like Kubernetes.
  • Solid understanding of CI/CD pipelines, automated testing frameworks, and monitoring tools.
  • Experience with SQL and NoSQL databases in high-scale environments.
  • Proven experience leading engineering teams or owning major technical initiatives.
  • Strong architectural decision-making abilities with a focus on scalability and maintainability.
  • Excellent problem-solving and analytical skills.
  • Ability to communicate complex technical concepts to both technical and non-technical stakeholders.
  • Strong ownership mindset and commitment to delivering high-quality solutions.
  • Experience with big data ecosystems and real-time analytics platforms.
  • Exposure to performance benchmarking and capacity planning.
  • Experience working in Agile/Scrum environments.
Applicant Tracking System Keywords

Tip: use these terms in your resume and cover letter to boost ATS matches.

Hard Skills & Tools
JavaApache Flinkstream processingconcurrencymultithreadingmemory managementperformance tuningdata structuresalgorithmssystem design
Soft Skills
mentoringcollaborationproblem-solvinganalytical skillscommunicationownership mindsetcommitment to qualityarchitectural decision-makingleadershiptechnical excellence