Software Engineer, L3

Twilio

. Architect and ship reliable, high-velocity features handling critical traffic with low end-to-end latency .

Posted 11/3/2026full-timeRemote • United StatesMid-LevelSenior💰 $138,700 - $203,900 per yearWebsite

Core Competencies

Role fit

Core Competencies

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Demonstrates expertise in architecting and managing high-availability distributed systems, with a strong focus on cloud infrastructure using AWS and Azure. Proficient in Go programming and infrastructure automation with Terraform, while mentoring junior engineers and driving technical excellence across teams.

Highest-signal resume keywords

Go ProgrammingAWS Core ServicesAzure Cloud ConfigurationsTerraform for Infrastructure AutomationDistributed Systems Management

ATS Keywords

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Applicant Tracking System Keywords

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Hard Skills

Software EngineeringBackend ServicesConcurrent ProgrammingDistributed DatastoresAsynchronous Event StreamingData StructuresCloud ArchitecturesUnit TestingIntegration TestingComponent Testing

Soft Skills

MentoringTechnical LeadershipCollaboration

Tools & Technologies

TerraformDockerKubernetesOpenTelemetryKafka

Industry Keywords

Cloud InfrastructureEmail InfrastructureTechnical DebtSystem BottlenecksDistributed Tracing

Tech Stack

Tools & technologies

AWSAzureCloudDistributed SystemsDockerJavaKafkaKubernetesPythonTerraformGo

About the role

Key responsibilities & impact

Architect and ship reliable, high-velocity features handling critical traffic with low end-to-end latency
Partner with product management and technical leadership to break complex requirements into iterative milestones
Drive rigorous code reviews and maintainable patterns in the Go codebase
Ensure unit, integration, and component testing standards across the team
Manage and enhance AWS and Azure cloud configurations using Terraform
Standardize metrics, alerts, and distributed tracing across core data pipelines
Identify technical debt, system bottlenecks, and single points of failure
Balance feature delivery with platform refactoring
Mentor junior engineers
Lead technical sprint planning and share expertise across distributed engineering nodes
Develop, deploy, and manage highly available, massive-scale distributed systems for Twilio SendGrid email infrastructure

Requirements

What you’ll need

4+ years of professional software engineering experience building and operating resilient backend services at scale
Practical experience leveraging AI-assisted development tools such as Claude Code
Strong production experience writing clean, idiomatic, highly concurrent Go (Golang), Java, or Python
Experience deploying and managing production workloads in cloud environments
Deep exposure to AWS core services and Microsoft Azure equivalents
Proficiency with Terraform for infrastructure automation
Strong theoretical and practical understanding of distributed datastores, caching layers, and asynchronous event streaming such as Kafka
Strong background in computer science fundamentals, data structures, and self-healing cloud architectures
Must be eligible for hiring in a US location other than CA, CT, NJ, NY, PA, or WA
Desired: experience with Docker and Kubernetes
Desired: familiarity with database migration pathways and AWS Aurora
Desired: experience implementing OpenTelemetry or distributed tracing
Desired: experience with network topology, proxy layers, or mail transfer agent protocols

Benefits

Comp & perks

Competitive pay
Generous time off
Ample parental and wellness leave
Healthcare insurance
Retirement savings program
Equity plan eligibility
Corporate bonus plan eligibility
401(k) retirement account
Paid sick time
Paid personal time off
Paid parental leave
Volunteering and donation support