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Koltin

Senior Software Engineer

Koltin

. Drive projects end to end, from unclear problems to shipped solutions, focusing on impact .

Posted 9/23/2026full-timeRemote • MexicoSeniorWebsite

Core Competencies

Role fit
Core Competencies

Use this summary to align your resume positioning with the role.

Demonstrates expertise in end-to-end project delivery, focusing on data integrity, observability, and system design while mentoring junior engineers and driving technical discussions. Capable of balancing simplicity, reliability, and maintainability in complex workflows and features.

Highest-signal resume keywords
End-To-End Project DeliveryData Integrity and ConfidentialityTechnical Project OwnershipSystem DesignObservability and Incident Response

ATS Keywords

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Applicant Tracking System Keywords

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Hard Skills
DebuggingData QualityMetrics AnalysisSchema DesignMonitoring DesignTechnical PlanningTestingProduction Data AnalysisAI-Powered ToolsSoftware Development
Soft Skills
MentorshipCollaborationCoachingProblem-SolvingCommunication
Industry Keywords
Engineering ValuesObservabilityData PathsIncident HandlingModularityLayeringTechnical DirectionDeployment PracticesBusiness Problem UnderstandingProject Metrics

About the role

Key responsibilities & impact
  • Drive projects end to end, from unclear problems to shipped solutions, focusing on impact
  • Work across the stack as needed with product, design, data, and operations
  • Partner with product to frame problems and deliver secure, reliable, and maintainable systems
  • Own end-to-end delivery of complex features or critical workflows
  • Define technical approaches balancing simplicity, reliability, and maintainability
  • Drive technical discussions with cross-functional members and stakeholders
  • Lead debugging of difficult production issues using hypothesis-driven analysis and production data
  • Ensure baseline observability, including metrics, logs, and exceptions, from project inception
  • Coach, mentor, pair with, and unblock junior engineers
  • Collaborate with peers and grow expertise across the team
  • Own data correctness, quality, observability, auditing, confidentiality, and incident response for project data paths
  • Design and maintain schemas and transformations, including tables, events, and payloads
  • Design monitoring for data invariants and failure modes
  • Improve architecture, modularity, layering, and boundaries
  • Influence technical direction, testing, operations, reviews, and deployment practices
  • Lead by example in reviews, incident handling, and technical planning
  • Shape solutions with the squad, understand the underlying business problem, and drive relevant project metrics

Requirements

What you’ll need
  • Identify with the Engineering Values: Ownership, Collaboration, Growth, Excellence, and Sustainability
  • Drive end-to-end delivery of complex features or critical workflows
  • Lead debugging of complex production issues using metrics, logs, traces, and data inspection
  • Support other engineers through mentorship, pairing, and code reviews
  • Ensure data integrity and confidentiality, including observability and auditing where relevant
  • Demonstrate engineering excellence in reliability, testing, and maintainability
  • Comfortable working across the stack while developing depth in one or two areas over time
  • Use AI-powered tools to increase productivity and quality while retaining ownership of decisions and outcomes
  • Experience or capability in technical project ownership, system design, observability, data quality, and incident response

Benefits

Comp & perks
  • Access to professional development tools and resources (courses, books, workshops, etc.)
  • Unlimited virtual medical assistance (general practitioner, nutritionist, psychologist) for you and 3 family members
  • Access to physical wellness tools (TotalPass)
  • 9 extra vacation days per year in addition to the legal minimum
  • Private Major Medical Insurance
  • All the equipment you need to do your best work
  • Access to productivity tools, including AI-powered development tools, IDEs, and paid app licenses
  • $700 MXN monthly support for home office expenses
  • One-time $2,500 MXN support to set up your home workspace