layiq

/la·yiq/adjective

worthy; deserving; fitting; suitable.

A role, opportunity, or path that merits attention, time, and pursuit.

LAYIQ - Senior Lead Software Engineer - Backend at Toyota

Bachelor's degree in Computer Science or related field, or equivalent practical experience
7+ years of software engineering experience with a strong backend or full-stack focus and a track record of operating at a principal or staff engineer level
Deep expertise in designing and building serverless architectures on AWS , including:
Lambda for compute
API Gateway (REST and HTTP APIs) for service exposure
DynamoDB or Aurora Serverless for data persistence
Step Functions or other workflow orchestration tools
EventBridge , SQS , or SNS for event-driven and async communication
S3 for object storage and data lake patterns
CloudFront for API acceleration and edge caching
Strong proficiency in TypeScript and/or Python for backend services — you default to production-quality code and advocate for it across the codebase
Proven ability to design, build, and maintain RESTful and GraphQL APIs , including API contract design, versioning, error handling, and type-safe tooling (e.g., OpenAPI, GraphQL Code Generator, tRPC)
Solid understanding of Infrastructure as Code using AWS CDK , CloudFormation, or Terraform
Experience with observability and monitoring tooling: CloudWatch, X-Ray, Datadog, or similar — you know how to instrument services, trace distributed requests, and respond to incidents
Strong understanding of security best practices : IAM policies, least-privilege access, secrets management (Secrets Manager, SSM Parameter Store), and data encryption at rest and in transit
Deep experience debugging complex issues across distributed systems — network traces, distributed tracing, log analysis, and profiling
Experience with testing at all levels: unit, integration, contract, and load testing for distributed systems
Familiarity with containerized workloads (ECS Fargate, Docker) for services that don't fit the serverless model
Strong written and verbal communication — you can write a clear RFC, lead a design review, and explain a complex tradeoff to a non-technical stakeholder
Added bonus if you have
Master's degree in Computer Science or related field
Experience in the financial services, banking, or insurance industry
Experience designing multi-account AWS architectures with proper governance and guardrails (AWS Organizations, Control Tower)
Familiarity with data streaming patterns using Kinesis, MSK (Managed Kafka), or similar
Experience with GenAI integration on the backend (e.g., Bedrock, SageMaker endpoints, LLM orchestration patterns)
Experience with CI/CD pipelines and deployment automation (CodePipeline, GitHub Actions, or similar)
Hands-on experience with GraphQL federation or API gateway patterns for composing multiple services
AWS certifications (Solutions Architect, Developer Associate, or DevOps Engineer)
Experience contributing to or maintaining open-source projects
Experience defining engineering standards, writing ADRs, or leading org-wide technical initiatives

Senior Lead Software Engineer - Backend

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