Senior Site Reliability Engineer (DevOps, Java)
Externaljobboards · Bulgaria, Georgia, Lithuania, Poland, Romania, Uzbekistan · Posted Jul 8, 2026
Apply on company site Track it in JobSkout
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.
Project Team
The project is a taxi ordering service and it contains the following components:
Ride server (all data processing)
Payment server (PCI DSS-compliant), which performs a transaction with the passenger's digital wallet and payment gateways
Mobile application (hail taxi, geocoding, map, payments)
Taxi terminal (3rd party)
The project integrates with 3rd party services, including PayPal, MasterPass, Stripe, and Twilio.
The team itself consists of 1 Team Lead, 1 UI Developers, 6 Back-End Developers, 9 Mobile Developers, 5 QA, 2 BA and 2 Designer.
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
Extensive professional experience, specializing in Kubernetes and AWS
Strong programming skills in Java, with willingness to learn Ruby
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.
In anticipation of EU Pay Transparency requirements, compensation details are shared with candidates at the early stage of the recruitment process.
The offer is not binding until a signed contract is in place.
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 Cult…