Happyco1mo ago

Senior Engineer, Platform

Remote CanadaRemoteFull-Timesenior

EngineeringDevOps & InfrastructureEngineer

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Quick Summary

Requirements Summary

Golang, Ruby on Rails & Rust Strong experience building platform services, APIs, or infrastructure systems Experience improving system reliability, observability,

Technical Tools

EngineeringDevOps & InfrastructureEngineer

HappyCo is a company where people can grow their careers and work with like minded people, with no egos or politics. HappyCo is values driven and offers a flexible, supportive culture. Join HappyCo and Make Work Happy!

The Position

HappyCo is hiring a Senior Engineer, Platform to help scale the foundational systems that power our products and integrations. This role focuses on improving the reliability, performance, and extensibility of the platform while accelerating delivery of roadmap-critical initiatives.

The position plays a key role in three strategic initiatives:

Expand our Property Graph to unlock new product capabilities

Integration reliability and customer visibility to support mid-market adoption and retention

Plugin and API enablement to accelerate ecosystem expansion

This engineer will operate as a hands-on senior individual contributor, owning delivery across platform components including integrations, APIs, and extensibility surfaces. The role requires strong technical judgment, cross-team collaboration, and a focus on measurable production outcomes.

What you'll do (day to day)

Design, implement, and maintain scalable platform services and APIs
Lead delivery of roadmap-critical platform capabilities including Property Graph and integration surfaces
Evaluate architectural tradeoffs to ensure reliability, scalability, and extensibility
Integration & Ecosystem Enablement
Build and improve APIs and plugin frameworks enabling partner integrations
Ensure integrations operate reliably across customer environments
Improve visibility and monitoring across integration workflows
Improve platform reliability, observability, and application performance
Use production telemetry and monitoring data to diagnose and resolve performance issues
Reduce operational overhead and improve system resilience
Work closely with Product Engineering leads and stakeholders to deliver platform capabilities
Support cross-team execution for growth and retention initiatives
Collaborate with product leadership and engineering stakeholders
Participate in incident response and root-cause analysis
Implement preventative improvements based on operational learnings
Ensure safe rollouts and strong production outcomes

What were looking for

Required Qualifications

6+ years of professional software engineering experience
Technologies Used: Golang, Ruby on Rails & Rust
Strong experience building platform services, APIs, or infrastructure systems
Experience improving system reliability, observability, and performance
Demonstrated experience working on distributed systems or complex backend platforms
Ability to own problems from design through production outcomes
Strong collaboration skills working across engineering and product teams

Preferred Qualifications

Experience designing graph-based data models or complex domain modeling
Experience building developer platforms, plugin frameworks, or extensibility systems
Background working with integration-heavy SaaS platforms
Experience improving operability and observability of production systems
Familiarity with cloud-native architecture and distributed systems

How we measure success

First 90 Days

Contribute to at least one roadmap-critical platform milestone
Participate in incident response with documented prevention improvements
Deliver one measurable application performance improvement

Longer-Term Success

Platform roadmap milestones land with lower execution risk
Fewer reliability regressions across key integration and API paths
Faster cross-team delivery of growth and retention initiatives
Clear improvements in system performance, observability, and reliability

Keys to optimum happiness at HappyCo

Thrives in ambiguity and proactively builds clarity
Focuses on long-term impact over quick wins
Enables others through systems, not mandates
Leverages technology and AI to empower people and simplify complexity
Embraces the challenges and rewards of growing in a scaleup environment

Timeline Expectations

First 30 days:

Learn the current platform architecture, core service boundaries, and deployment/runtime model

Build context on high-impact integration pathways, API surfaces, and reliability pain points

Get productive with our observability patterns and incident workflow

First 60 days:

Own and ship at least one scoped improvement to an API or integration surface with measurable impact on reliability, throughput, or operability

Improve instrumentation and alerting for an existing platform workflow

First 90 days:

Contribute to at least one roadmap-critical platform milestone

Participate in at least one incident with documented prevention follow-through

Deliver one measurable application performance improvement

Lead a meaningful cross-team implementation slice in platform scope and ship iteratively

First 12 months:

Platform milestones land with lower execution risk; fewer reliability regressions on key integration and API paths

Faster cross-team delivery of growth and retention priorities

Clear improvements in system performance, observability, and reliability

Raised bar on operational quality through documentation, standards, and collaborative execution

Listing Details

Posted: March 10, 2026
First seen: March 26, 2026
Last seen: April 11, 2026

Posting Health

Days active: 16
Repost count: 0
Trust Level: 46%
Scored at: April 11, 2026

Signal breakdown

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Happyco

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HappyCo is a real-time property operations platform for the multifamily real estate industry, offering mobile inspections, remote monitoring, and real-time reporting to improve operational efficiency and resident satisfaction.

Employees

125

Founded

2011

Domain

Jobs

External application · ~5 min on Happyco's site

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