Location: İstanbul/Ankara
Working Style: Hybrid
Overview
We are looking for a DevOps Engineer who is fluent in Arabic, Turkish, and English and resides in Türkiye to join our growing team. In this role, you will be responsible for the deployment, operation, and continuous improvement of our systems across both cloud and on-premises environments. If you are passionate about Linux systems, container orchestration, and automation—and thrive in hybrid infrastructure settings—this opportunity is for you.
Who are we :
We are global technology company, developing AI-powered conversational solutions that empower organizations to be data-driven, enhance efficiency, and offer superior customer experiences. We are an R&D center and our solutions are developed by a team of over 100 engineers specializing in text-to-speech, speech recognition, natural language processing, and voice biometrics technologies. As of 2022 we are a part of Unifonic, a leading Communications Platform as a Service (CPaaS) provider, we have grown into an international organization with over 500 dynamic team members. We have a customer base of 500 enterprises across 20 countries in the US, EU and MENA regions.
What we expect :
- Collaborate with Software Development teams, Product Managers, and Business Owners to ensure smooth deployment and reliable operation of systems in both cloud and on-premises environments.
- Design, develop, and maintain infrastructure as code (IaC) to automate provisioning and configuration.
- Administer and support Kubernetes clusters, whether deployed in the cloud or on-premises.
- Build and maintain internal tools and pipelines for deployment, monitoring, and operations.
- Ensure high availability, performance, and security of live systems across different environments.
Who we are looking for :
- Strong experience working in Linux-based environments.
- Solid understanding of networking fundamentals, including routing, load balancing, TCP/IP, HTTP, and DNS.
- Proven troubleshooting and incident response skills.
- Hands-on experience with container technologies (e.g., Docker, containerd) and orchestration tools like Kubernetes and Helm.
- Experience deploying and managing CI/CD tools such as Git, Jenkins, Nexus, and Vault.
- Familiarity with Infrastructure as Code (e.g., using Ansible).
- Experience with monitoring tools, especially Prometheus and Grafana.
- Exposure to centralized logging platforms like the ELK Stack (Elasticsearch, Logstash, Kibana).
- Fluency in Arabic, Turkish, and English, both written and spoken.
Nice to have :
- Experience with AWS or other major cloud providers.
- Experience with shell scripting
- Experience with Terraform for cloud infrastructure provisioning.
What we can offer you :
- A chance to be part of a company specialized in artificial intelligence.
- Flat organizational structure and an energetic team
- Flexible/hybrid working style and you can work in Ankara or İstanbul office.
- Private health insurance, meal card, transportation allowance
- Monthly budget for external activities with your colleagues
- Incentive for graduate and postgraduate studies
- Training opportunities for technical and personal development as well as support for certificate programs related to the field of profession.
- Birthday celebrations, parties, and happy hours, “Welcome to Spring/Fall” events
- Breakfast and healthy snacks at the office all day long.
At Sestek we believe in all-inclusive organizational culture. We respect diversity and inclusion. All candidates are considered equally regardless of their race, religion, color, age, sex, sexual orientation, gender identity or expression, national or ethnic origin, marital status, family status, disability, genetic characteristics.
Top Skills
What We Do
SESTEK is a conversational automation company working on AI-powered solutions for customer service since 2000. Our R&D team of 100+ engineers develops conversational products built on technologies such as speech recognition (SR), natural language processing (NLP), and voice biometrics. We help digitize customer service operations of 500+ enterprise clients in 20 different countries around the globe.
SESTEK was acquired by Unifonic, one of the leading Communications Platform as a Service (CPaaS) providers, in 2022.
OUR PRODUCTS
Knovvu Virtual Agent
With 100% in-house developed Speech Recognition (SR) and Natural Language Understanding (NLU) technologies, Knovvu Virtual Agent understands customer intent and responds without the need for live agents. Our market-leading speech recognition accuracy rate enables Knovvu Virtual Agent to effectively automate simple tasks, help increase self-service and decrease costs for customer service operations.
Knovvu Analytics
Knovvu Analytics collect 100% of customer interaction data at customer service channels and convert it into meaningful information for decision-makers. The solution provides critical insights to understand customers better and help to improve their experiences. Equipped with advanced quality management tools, Knovvu Analytics enable supervisors to objectively score and maximize agent performance with tangible feedback
Knovvu Biometrics
Monitoring more than 100 unique parameters of the voice, Knovvu Biometrics can authorize callers within seconds. Being a language, accent, or content independent, it provides a seamless experience in real-time.







