Senior Software Engineer, Full Stack – API Gateway, Cloud Operations Resilience Engineering

Capital One

Senior Software Engineer developing API Gateway solutions for Capital One. Leading design, implementation, and maintenance of API lifecycle and cloud infrastructure.

Posted 6/11/2026full-timeRiverwoods • Illinois • 🇺🇸 United StatesSenior💰 $147,100 - $167,900 per yearWebsite

Tech Stack

Tools & technologies

AWSAzureCloudGoogle Cloud PlatformJavaJavaScriptKubernetesPythonSQL

About the role

Key responsibilities & impact

Lead the design, implementation, and maintenance of our API lifecycle, ensuring a seamless experience across our API portal and service ecosystem.
Engineer robust Infrastructure as Code (IaC) solutions and automated CI/CD pipelines to streamline deployments and eliminate manual operational overhead.
Drive system reliability by leading incident management, defining technical requirements, and monitoring key performance metrics to ensure platform health.
Shape the long-term technical infrastructure roadmap, including vendor selection and architectural standards, to ensure alignment with enterprise product goals.
Provide dedicated support for our mission-critical API services, including advanced policy creation, proactive troubleshooting, and rapid production issue resolution.
Oversee scalable cloud-native deployments on AWS and GCP, implementing enterprise-grade security standards (such as OAuth 2.0, mTLS, JWT, and JWKS) to safeguard API traffic.
Utilize your expertise in Java, Python, Kubernetes, and observability tools like Datadog to build, secure, and optimize our foundational API infrastructure.

Requirements

What you’ll need

Bachelor’s Degree
At least 3+ years of experience in software engineering (Internship experience does not apply)
5+ years of experience in JavaScript, Java, SQL, Python
3+ years of experience in API Gateway technologies, security and routing configurations
2+ years of experience with AWS, GCP, Microsoft Azure, or another cloud service
2+ years of experience in Agile practices
Experience leveraging interactive AI tooling to accelerate productivity, utilizing capabilities beyond basic code completion

Benefits

Comp & perks

Comprehensive, competitive, and inclusive set of health, financial and other benefits that support your total well-being

ATS Keywords

✓ Tailor your resume

Applicant Tracking System Keywords

Tip: use these terms in your resume and cover letter to boost ATS matches.

Hard Skills & Tools

JavaPythonJavaScriptSQLAPI Gateway technologiesInfrastructure as Code (IaC)CI/CD pipelinescloud-native deploymentsAgile practicesobservability tools

Soft Skills

leadershiptroubleshootingincident managementcommunicationproblem-solving

Certifications

Bachelor’s Degree