Senior Back End Developer

CoLab
Canada
Workplace: RemoteFull timeFunction: Software EngineeringExperience: 7+ yearsSkills: ["Communication","Collaboration","Pragmatism","Technical leadership"]

Join the Build Operator team to build backend services powering CoLab’s intelligent engineering knowledge retrieval. You’ll design scalable retrieval pipelines, evolve AI search infrastructure, integrate structured and unstructured engineering data, and ship APIs that enable AI-powered experiences across the platform. Over the next year, help expand Operator into knowledge retrieval, dynamic reporting, AI dashboards, and personalized engineering insights—while improving reliability, observability, and performance and mentoring teammates through architecture discussions and code reviews.

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FursaFursa
CoLab
CoLab
3 days ago

Senior Back End Developer

✓ Verified Job

Canonical indexed version, validated from employer's careers page.

Source: Company careers pageValidated by: Fursa AI
Last checked: 2 hours agoStatus: Live
Reposted: similar role first listed 3 weeks ago

Job Summary

Join the Build Operator team to build backend services powering CoLab’s intelligent engineering knowledge retrieval. You’ll design scalable retrieval pipelines, evolve AI search infrastructure, integrate structured and unstructured engineering data, and ship APIs that enable AI-powered experiences across the platform. Over the next year, help expand Operator into knowledge retrieval, dynamic reporting, AI dashboards, and personalized engineering insights—while improving reliability, observability, and performance and mentoring teammates through architecture discussions and code reviews.
Location: Canada
Workplace: Remote
Employment Type: Full time · Permanent
Job Function: Software Engineering
Seniority: Mid level

Key Responsibilities

  • •Design and build backend services that power Operator.
  • •Develop scalable retrieval systems connecting engineering knowledge across product surfaces.
  • •Build APIs and services that enable AI-powered experiences across the platform.
  • •Improve search quality, data pipelines, and knowledge retrieval performance.
  • •Enhance backend reliability, observability, and performance; mentor teammates through architecture discussions and code reviews.

Pay and Benefits

Equity and Bonus:Equity
Perks:Health InsurancePaid LeavePension

Key Requirements

  • •7+ years building production backend software.
  • •Strong experience with Python and modern backend development.
  • •Experience building APIs, distributed systems, and cloud-native applications.
  • •Strong understanding of databases, system architecture, and scalable backend design.
  • •Experience working with structured and unstructured data.
Experience:7+ yearsAIEnterprise SaaSSearchRetrieval systems
Skills:CommunicationCollaborationPragmatismTechnical leadership
Languages:English
Tech Stack:PythonAPIsDistributed systemsCloud-native applicationsDatabasesData architectureSearch relevanceRetrieval systemsSemantic searchRAGVector databasesTurboPufferEmbeddingsInformation retrievalEvent-driven architecturesLLM workflowsAI-powered applicationsEnterprise SaaS platforms

Company Brief

CoLab
Provides a cloud-based construction quality and issue management platform that centralizes photos, punch lists, RFIs, and collaboration workflows to help teams track, resolve, and report construction defects and progress.
Industry: Construction Tech
Company Size: Medium (51 to 250 employees)
Growth: Growth Stage Startup
Headquarters: United States
WebsiteLinkedIn