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Staff Software Engineer, Backend

2 months ago
United States, Canada
Full-time
Lead
Software Engineer
Software Development
AWS Azure C++ ClickHouse Docker Elasticsearch GCP GitOps Go gRPC Java Kubernetes LLM PostgreSQL Python REST API SQL
Apply Now
Cresta

Cresta

Cresta AI provides generative AI solutions for intelligent contact centers, offering self-service, live coaching, and post-call insights. Their technology empowers sales and customer service teams to enhance customer interactions, boost revenue, and im...

Professional Services
51-250
Founded 2017
$151M raised
View All Jobs 12

Description

  • Lead the architecture and evolution of large-scale distributed backend systems from design through production.
  • Build high-performance, fault-tolerant backend services for real-time AI agents, conversation intelligence, and enterprise integrations.
  • Partner with ML engineers to operationalize AI capabilities and develop the runtime infrastructure and orchestration systems that power AI agents at scale.
  • Design and optimize data storage and retrieval systems for real-time analytics and insights.
  • Drive improvements in system performance, cost efficiency, and scalability for high-volume production workloads.
  • Mentor senior engineers and raise engineering quality across teams.
  • Influence technical roadmap and contribute to technical strategy for backend systems.

Requirements

  • Bachelor’s degree in Computer Science or a related field.
  • 8+ years of experience building scalable backend systems in production environments.
  • Proven experience leading large-scale distributed system architecture with deep understanding of consistency, fault tolerance, state management, and concurrency.
  • Strong proficiency in at least one major programming language such as Python, Go, Java, or C++.
  • Strong API design expertise with REST, gRPC, and service-oriented architectures.
  • Experience with database design and optimization across SQL and NoSQL systems.
  • Hands-on experience with containerization and orchestration tools such as Kubernetes and Docker.
  • Cloud platform expertise with AWS, GCP, or Azure, along with strong security knowledge.
  • Experience building developer-facing tooling such as CLIs, SDKs, or testing frameworks.
  • Strong expertise in system reliability, observability, monitoring, and production ownership, including on-call.
  • Excellent communication skills for technical decision-making, cross-functional collaboration, and mentorship.
  • High standards for code quality, testing, and engineering best practices.
  • Preferred: Effective use of AI-assisted coding tools such as Claude Code, OpenAI Codex, or Cursor to improve development productivity.
  • Preferred: Deep understanding of real-time communication systems, low-latency design, and high-availability architectures.
  • Preferred: Proven track record with third-party enterprise platform integrations.
  • Preferred: Experience with Temporal workflow orchestration platform.
  • Preferred: Hands-on experience with Postgres, ClickHouse, and Elasticsearch.
  • Preferred: Experience with Contact Center as a Service (CCaaS) platforms or contact center systems.
  • Preferred: Familiarity with AI agents, LLM-based systems, or AI orchestration platforms.
  • Preferred: Background in real-time voice or streaming media systems.
  • Preferred: Experience with LLM integration, including streaming inference, prompt orchestration, and RAG.
  • Preferred: Experience with infrastructure-as-code and GitOps workflows.

Benefits

  • Competitive compensation that includes base salary, equity, and benefits.
  • Medical, dental, and vision insurance plans for employees and their families.
  • Paid parental leave.
  • Monthly health and wellness allowance.
  • Work-from-home office stipend for remote work support.
  • Lunch reimbursement for in-office employees.
  • 3 weeks of PTO in Canada.

Interested in this position?

Apply directly on the company website

Apply Now

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