L3 Support Engineer @ CSHARK Sp. z o.o.
(práce v Polsku)

L3 Support Engineer @ CSHARK Sp. z o.o.

Polsko

• Proven experience in an L3 support role (Support Engineer / System Engineer / Developer).
• Strong knowledge of .NET 8 and C#.
• Hands-on experience with REST API and Web API, plus working knowledge of SOAP API.
• Solid experience with Docker / Kubernetes / OpenShift / Azure.
• Strong knowledge of MS SQL and PostgreSQL (query optimization, performance tuning, debugging).
• Experience with Kafka or similar messaging systems.
• Familiarity with tools such as MinIO, Strapi, Grafana, Azure DevOps.
• Strong troubleshooting and problem-solving skills.
• Fluent English (spoken and written).
• Flexibility and readiness for on-call support and occasional work outside standard hours.

Nice to haves:

• Experience in Application Maintenance / Application Support.
• Knowledge of SRE (Site Reliability Engineering) practices.
• Experience in automating support and monitoring processes.

Are you the kind of person who enjoys solving problems, talking to people, and making complex things simple? Do you speak fluent English and feel comfortable guiding others through technical topics? If so, we might have the perfect role for you!

We’re looking for a L3 Support Engineer to support our growing product. You’ll be the bridge between our technology and our clients—helping them succeed, answering their questions, and ensuring they get the most out of our solution. This is a great opportunity for someone who enjoys working with both people and technology and isn’t afraid to speak up.

Reasons Why You Would Enjoy Working With Us

• We work in the latest technologies and with international clients, and our projects are polished from < to /> - learn about some of the projects we have completed.
• We organize TechTalks, meet-ups and create guilds where we exchange knowledge - you can learn a lot from your teammates.
• We have a close-knit team and we make sure to have regular integrations - we often go out to celebrate together.
• You can work remotely or choose to work from our offices in Wroclaw or Bielsko-Biala. However, we count on your openness to occasionally visit the office for team meetings or client visits, or possible occasional trips to the clients headquarters.
• You can adjust your working hours to suit your needs, starting your day between 7:00 and 10:00 am.
• You can work with great specialists in their fields who also have a sense of humor and other after-hours hobbies. It is the people who create the unique atmosphere and relaxed atmosphere at CSHARK.
• We have a flat structure - we are not a corporation and dont want to be one .
• We offer bonuses for employee referrals (from 3000 PLN to 7000 PLN).
• We organize remote English classes and provide access to the company library. You can also become an author/author of articles published on our technical blog - cshark.com/blog/

,[Handling L3 support tickets – analyzing and resolving complex technical issues that require in-depth system and development knowledge., Supporting development and operations teams in troubleshooting and implementing fixes., Performing log, trace, system metrics, and application data analysis to quickly identify the root cause of incidents., Developing and maintaining tools for monitoring, automation, and troubleshooting., Collaborating with DevOps and QA teams to deploy fixes and improve CI/CD processes., Ensuring high availability and performance of applications and integrations (.NET, databases, APIs)., Participating in the on-call rotation and providing support outside regular business hours when required., Documenting solutions and sharing knowledge with L1/L2 teams., Working in accordance with ITIL best practices for incident, problem, and change management.] Requirements: L3 support, .NET 8, C#, REST API, Web API, SOAP API, Docker, Kubernetes, OpenShift, MS SQL, PostgreSQL, Kafka, MinIO, Strapi, Grafana, Azure DevOps, Problem-solving, Application Maintenance, Application support, SRE , Automating support, Monitoring processes Additionally: International projects, No dress code, Modern office.

Kategorie

support

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