Ciklum is looking for a Senior Java Engineer to join our team full-time in Ukraine. We are a custom product engineering company that supports both multinational organizations and scaling startups to solve their most complex business challenges. With a global team of over 4,000 highly skilled developers, consultants, analysts and product owners, we engineer technology that redefines industries and shapes the way people live. About the role: As a Senior Java Engineer, become a part of a cross-functional development team engineering experiences of tomorrow. You will be developing and extending a Product Testing Portal for a leading European sportswear manufacturer, augmenting existing team. We are using technology to create solutions that are transforming how products are being digitally created. We are putting collaboration tools in place that ease and speed up product creation and sourcing for thousands of employees. We are harnessing data which enables our employees to make better decisions. We are working in a fast paced, startup alike environment where we truly believe that technology can automate most of the mundane tasks and free up time for creators to do what they really need to do – create. As part of the engineering team your mission is to deliver high quality software at speed. You will be developing and operating our software products, showcasing your creativity and using the latest technologies to bring ideas to life. Responsibilities: - You will bring your ideas to life in a buzzing environment of highly engaged, multinational agile teams, who at their core build game-changing software products. Right there with you - You will focus on elegant Java backend solutions - You will understand the full E2E process along frontend and backend components - Get ready to work with QA & DevOps cracks and collaborate with solution architects, product owners and project managers - You will be a sponge, continuously learning the latest tech from experienced colleagues, conferences, and trainings – always growing and improving - You will follow existing release process to enable developed features in live systems - You will ensure team code is compliant with code quality and standards - You highlight tech debt and ensuring it’s addressed as part of product roadmap Requirements: - College or university degree with focus on IT or equivalent - At least 5 years overall IT experience with more than 3 years in relevant area (ideally with Java - Hands-on experience with microservices (design and development) - Experience with designing and implementing REST APIs would be plus - Eager to look for perfection in your coding through software development best practices - Continuous Integration/Delivery, Test Automation and Everything as Code would be a plus - Motivation to never stop learning in the digital IT space - Strong interpersonal and communication skills. Fluent in English - Languages: Java 8 /11/17/21 - Frameworks: Spring Boot, Spring Cloud - Container knowledge: Kubernetes, Docker - Database: DynamoDB, Elastic Search, Oracle, Mysql, solr - CI/CD: Jenkins - Agile methodologies: Scrum/Kanban - Platform: Kafka What`s in it for you? - Strong community: Work alongside top professionals in a friendly, open-door environment - Growth focus: Take on large-scale projects with a global impact and expand your expertise - Tailored learning: Boost your skills with internal events (meetups, conferences, workshops), Udemy access, language courses, and company-paid certifications - Endless opportunities: Explore diverse domains through internal mobility, finding the best fit to gain hands-on experience with cutting-edge technologies - Flexibility: Enjoy radical flexibility – work remotely or from an office, your choice - Care: We’ve got you covered with company-paid medical insurance, mental health support, and financial & legal consultations About us: At Ciklum, we are always exploring innovations, empowering each other to achieve more, and engineering solutions that matter. With us, you’ll work with cutting-edge technologies, contribute to impactful projects, and be part of a One Team culture that values collaboration and progress. As one of Ukraine’s largest IT companies and a top employer recognized by Forbes, we’ve spent over 20 years delivering meaningful tech solutions. We proudly support diverse talent and military veterans, recognizing their unique skills and perspectives they bring to shaping the future. Want to learn more about us? Follow us on Instagram, Facebook, LinkedIn. Explore, empower, engineer with Ciklum! Interested already? We would love to get to know you! Submit your application. We can’t wait to see you at Ciklum.

Company Description Arista Networks is an industry leader in data-driven, client-to-cloud networking for large data center, campus and routing environments. Arista is a well-established and profitable company with over $8 billion in revenue. Arista’s award-winning platforms, ranging in Ethernet speeds up to 800G bits per second, redefine scalability, agility, and resilience. Arista is a founding member of the Ultra Ethernet consortium. We have shipped over 20 million cloud networking ports worldwide with CloudVision and EOS, an advanced network operating system. Arista is committed to open standards, and its products are available worldwide directly and through partners. At Arista, we value the diversity of thought and perspectives each employee brings. We believe fostering an inclusive environment where individuals from various backgrounds and experiences feel welcome is essential for driving creativity and innovation. Our commitment to excellence has earned us several prestigious awards, such as the Great Place to Work Survey for Best Engineering Team and Best Company for Diversity, Compensation, and Work-Life Balance. At Arista, we take pride in our track record of success and strive to maintain the highest quality and performance standards in everything we do. Job Description Who You'll Work For We are seeking an experienced and analytically-minded Site Reliability Engineer to join our organisation on a permanent, remote basis from Ireland. In this role, you will be instrumental in building, deploying, and operating critical production systems with a steadfast commitment to scalability, reliability, observability, and security. You will work collaboratively with cross-functional teams to ensure our infrastructure remains resilient, efficient, and future-ready. This is an excellent opportunity for a detail-oriented professional who thrives in a dynamic environment and is passionate about solving complex infrastructure challenges. What You'll Do - Design, build, and deploy production systems with a focus on scalability, reliability, observability, and performance, ensuring systems meet stringent security standards - Develop and maintain comprehensive automation solutions to eliminate toil and streamline operational efficiency across production environments - Proactively monitor production systems, establish intelligent alerting strategies, and implement automated incident response mechanisms to minimise downtime - Create and maintain detailed incident response runbooks; conduct thorough postmortem analyses following incidents to identify root causes and prevent recurrence - Collaborate with software engineering teams to identify and resolve infrastructural bottlenecks, designing innovative solutions that enhance product deployment workflows - Manage and optimise monitoring infrastructure using industry-standard tools, ensuring comprehensive visibility across all systems - Plan, communicate, and execute maintenance windows on production systems with minimal disruption to service availability - Triage platform and infrastructural issues with decisiveness and analytical rigour; engage with third-party vendors and support teams as required - Deploy new systems and updates in a staged, risk-managed manner, ensuring safe and incremental rollouts - Survey and adopt best practices in infrastructure and platform management to maintain secure, scalable, and fault-tolerant systems - Study the design and implementation details of open-source systems to enhance troubleshooting capabilities and accelerate issue resolution - Work transparently with stakeholders to communicate system status, planned maintenance, and infrastructure improvements #LI-EO1 #automation #Ansible #Terraform #observability #Prometheus #Grafana #cloud platforms #AWS #GCP #Azure #container #orchestration #Kubernetes #Docker #CI/CD #Jenkins #GitLab Qualifications **Essential Requirements:** - Bachelor's degree in Computer Science, Engineering, or equivalent professional experience (5+ years in a related infrastructure or systems role) - Proficiency in one or more programming languages: Go, Python, or bash shell scripting, with the ability to implement medium-complexity automation workflows - Strong knowledge of Linux or UNIX from both administration and debugging perspectives - Hands-on experience operating software systems, infrastructure, and complex applications at scale in production environments - Demonstrated expertise in infrastructure-as-code principles and practices - Strong problem-solving and software troubleshooting skills with a methodical, analytical approach - Experience with server provisioning, particularly from storage and networking perspectives - Proven ability to work collaboratively within cross-functional teams and communicate technical concepts clearly - Experience with incident response, postmortem analysis, and continuous improvement methodologies **Desirable Skills and Experience:** - Experience with container orchestration platforms, particularly Kubernetes - Hands-on experience with Docker and virtualisation technologies - Proficiency in managing monitoring stacks, including Prometheus and Grafana - Experience with CI/CD systems such as GitLab tools or Spinnaker - Knowledge of infrastructure-as-code frameworks, particularly Terraform - Experience managing databases such as PostgreSQL or equivalent relational database management systems - Experience with artifact repositories and Docker registries - Familiarity with cloud platforms (Google Cloud Platform, Amazon Web Services, or Microsoft Azure) - Understanding of distributed systems architecture and principles - Experience with performance tuning and system optimisation - Knowledge of security best practices in infrastructure and systems design - On-call support experience and comfort with incident response responsibilities Additional Information Arista stands out as an engineering-centric company. Our leadership, including founders and engineering managers, are all engineers who understand sound software engineering principles and the importance of doing things right. We hire globally into our diverse team. At Arista, engineers have complete ownership of their projects. Our management structure is flat and streamlined, and software engineering is led by those who understand it best. We prioritize the development and utilization of test automation tools. Our engineers have access to every part of the company, providing opportunities to work across various domains. Arista is headquartered in Santa Clara, California, with development offices in Australia, Canada, India, Ireland, and the US. We consider all our R&D centers equal in stature. Join us to shape the future of networking and be part of a culture that values invention, quality, respect, and fun.

• Gestionar entornos productivos basados en Kubernetes, asegurando su estabilidad, escalado y resiliencia. • Implementar pipelines de despliegue y automatización bajo modelos CI/CD y GitOps. • Construir y operar soluciones internas relacionadas con la explotación de datos y la automatización de procesos. • Apoyar en el desarrollo de herramientas y servicios que optimicen el flujo de trabajo del área técnica. • Crear y mantener imágenes Docker, realizando optimización y troubleshooting cuando sea necesario. • Desarrollar scripts (Python preferiblemente) para automatizar tareas, mejorar procesos o integrar servicios. • Integrar sistemas internos mediante APIs, participando en la definición, consumo y operación de servicios. • Contribuir a la implementación y mejora de dashboards y alertas en herramientas como Prometheus, Grafana o ELK. • Coordinarse con equipos de desarrollo, datos y operaciones para impulsar mejoras, resolver incidencias y evolucionar la plataforma. • Participar en iniciativas relacionadas con pipelines de datos, explotación de información y modelos de machine learning.

• Work on Sr AWS DevOps roles for Cloud Solutions company • Contribute to various advanced projects • Collaborate with teams remotely