Senior Platform Engineer – AI Platform

PORCH 💚

. Build AI features end to end, including retrieval, context engineering, structured output, tool/function calling, and evaluation harnesses .

Posted 11/9/2026full-timeRemote • Washington • United StatesSenior💰 $168,800 - $236,300 per yearWebsite

Core Competencies

Role fit

Core Competencies

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Demonstrates extensive experience in building and operating production software systems at scale, with a strong focus on AWS architecture, PHP development, and relational database optimization. Capable of integrating AI features and managing complex orchestration systems while ensuring high performance and reliability.

Highest-signal resume keywords

10+ Years Production Software ExperienceStrong PHP 8.x SkillsDeep AWS Architecture ExperienceExpert-Level Relational Database SkillsInfrastructure as Code Experience

ATS Keywords

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Applicant Tracking System Keywords

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Hard Skills

AI Feature DevelopmentAgent OrchestrationDatabase Performance OptimizationDistributed Systems FundamentalsAPI DesignObservabilityApplication SecurityECS OperationsCI/CDTerraform or CDK

Soft Skills

Clear Written CommunicationSound Judgment

Tools & Technologies

AWS LambdaSQSSNSEventBridgeMySQLAuroraECSKubernetes

Industry Keywords

Real EstateProptechField Services

Tech Stack

Tools & technologies

AWSDistributed SystemsKubernetesMySQLPHPTerraformGo

About the role

Key responsibilities & impact

Build AI features end to end, including retrieval, context engineering, structured output, tool/function calling, and evaluation harnesses
Design and operate multi-agent and multi-step orchestration systems with task decomposition, tool routing, state and memory, retries, fallbacks, human-in-the-loop checkpoints, and guardrails
Operate non-deterministic systems using tracing, CI evaluations, prompt and model versioning, token and latency budgets, model routing, and cost controls
Own ECS container platform operations, including service definitions, task sizing, autoscaling, blue/green deployments, and orchestration for long-running services and asynchronous workers
Architect AWS infrastructure using event-driven and serverless pipelines with Lambda, SQS/SNS, and EventBridge
Manage IAM and network design as infrastructure as code
Build and extend services in the production PHP codebase
Integrate AI capabilities into existing product surfaces without destabilizing them
Drive database performance at scale through schema design, indexing, replication and read scaling, zero-downtime migrations, and query performance work across MySQL and Aurora
Contribute through code review, design documents, mentorship, incident response, and on-call participation

Requirements

What you’ll need

10+ years building and running production software, with real ownership of systems at scale
Hands-on experience shipping LLM-backed features, including agent orchestration, RAG, evaluation, and operational support
Strong PHP 8.x skills in a mature, high-traffic codebase
Deep AWS architecture experience with hands-on ECS operations
Experience with infrastructure as code using Terraform or CDK
Experience with CI/CD
Expert-level relational database skills with MySQL and/or Aurora
Ability to read execution plans and improve database performance
Strong fundamentals in distributed systems, API design, observability, and application security
Clear written communication and sound judgment about technical tradeoffs
Nice to have: Go, MCP or comparable agent-tooling standards, vector search and embedding pipelines, Kubernetes, document and image extraction pipelines, or real estate/proptech/field-services domain experience
Must be eligible to work in the United States; Porch Group does not consider applicants from Alaska, Delaware, Hawaii, Mississippi, Nebraska, Montana, New Hampshire, West Virginia, or the District of Columbia for remote positions

Benefits

Comp & perks

Long-term incentive awards, subject to program guidelines and approvals
Comprehensive health, life, and financial wellbeing coverage
Three medical plan options
Two dental plan options and a vision plan
Voluntary Critical Illness, Hospital Indemnity, and Accident plans
Partially employer-funded Health Savings Account
Flexible Savings Accounts for healthcare, dependent care, and transportation
Company-paid Basic Life and AD&D insurance
Short- and Long-Term Disability benefits
Voluntary Life and AD&D plans
Traditional and Roth 401(k) plans with discretionary employer match
Employer-paid Supportlinc wellbeing program with meditation, mindfulness, mental health coaching, clinical care, and confidential resources
LifeBalance discounts on gym memberships, travel, appliances, movies, pet insurance, and more
Flexible paid vacation
Company-paid holidays, typically nine per year
Paid sick time
Paid parental leave
Identity theft program
Travel assistance
Fitness and other discount programs
Remote work