Senior Site Reliability Engineer (Ruby+ DevOps)

Why Join Exadel We’re an AI-first global tech company with 25+ years of engineering leadership, 2,000+ team members, and 500+ active projects powering Fortune 500 clients, including HBO, Microsoft, Google, and Starbucks.

From AI platforms to digital transformation, we partner with enterprise leaders to build what’s next.

What powers it all? Our people are ambitious, collaborative, and constantly evolving.

About the Client The company has been building solutions for mobile apps, effortless payment, business travel, and advertising since 1992. The customer is developing a mobility platform that allows operators to manage their vehicles and drivers efficiently, regulators to be informed and establish guidelines, service providers to deliver sustainable solutions, and riders to have an effortless transit experience.

What You’ll Do Design, build, and operate reliable, scalable distributed systems

Improve system availability, performance, and resilience

Automate infrastructure, deployments, and operational processes

Diagnose and resolve production issues

Lead upgrades and migrations with minimal or zero downtime

Participate in on-call rotations and incident response

Collaborate closely with development teams to improve operability

Drive best practices around monitoring, alerting, and capacity planning

Reduce operational toil through automation

Contribute to incident management, post-mortems, disaster recovery strategies, and continuous reliability improvements

What You Bring 7+ years of experience, specializing in Kubernetes and AWS

Strong programming skills in at least one major language (Ruby, Java, Go, Python, .NET, or similar)

Solid understanding of concurrency, runtime behavior, and performance optimization

Hands-on experience with Docker and containerized workloads

Strong Kubernetes expertise (Deployments, StatefulSets, Services, Ingress, Helm, troubleshooting, autoscaling)

Strong AWS experience (EC2, EKS, RDS, S3, IAM, VPC, Load Balancers, CloudWatch)

Experience designing infrastructure for high availability and disaster recovery

Experience with CI/CD pipelines and Infrastructure as Code (Terraform, CloudFormation, Pulumi, or similar)

Experience with RabbitMQ or similar messaging systems (Kafka, SQS, Pulsar, etc.)

Strong understanding of relational databases (MySQL/PostgreSQL), including query optimization, replication, and failover strategies

Familiarity with NoSQL and in-memory databases (Redis, DynamoDB, MongoDB)

Experience with distributed systems, microservices, capacity planning, and fault tolerance

Experience with monitoring and observability tools (Prometheus, Grafana, Datadog, ELK/OpenSearch, OpenTelemetry)

Strong understanding of Linux systems and networking fundamentals (TCP/IP, DNS, HTTP/HTTPS, TLS, load balancing)

Experience with SRE practices, including SLOs/SLIs/SLAs, load testing, resilience testing, and incident management

Strong communication skills and ability to collaborate across engineering teams

Calm and effective during incidents with an ownership mindset

Nice to have Experience operating production systems written in Ruby, Java, or other major platforms

Framework experience such as Ruby on Rails, Spring Boot, or similar

Experience operating high-traffic SaaS platforms

Cost optimization in cloud environments

Chaos engineering practices

Experience mentoring junior engineers

English level Upper-Intermediate

Legal & Hiring Information Exadel is proud to be an Equal Opportunity Employer committed to inclusion across minority, gender identity, sexual orientation, disability, age, and more

Reasonable accommodations are available to enable individuals with disabilities to perform essential functions

Please note: this job description is not exhaustive.

Duties and responsibilities may evolve based on business needs

Your Benefits at Exadel Exadel benefits vary by location and contract type. Your recruiter will fill you in on the details.

International projects

In-office, hybrid, or remote flexibility

Medical healthcare

Recognition program

Ongoing learning & reimbursement Well-being program

Team events & local benefits Sports compensation Referral bonuses Top-tier equipment provision

Exadel Culture

We lead with trust, respect, and purpose. We believe in open dialogue, creative freedom, and mentorship that helps you grow, lead, and make a real difference. Ours is a culture where ideas are challenged, voices are heard, and your impact matters.