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devopsroles

OSS DevOps Engineer (f/m/d) @ A1 Competence Delivery Center

A1Group (A1 Jobs bg) Open · verified Oct 23, 2026
Hybrid София Full-time Mid-level DevOps & Release

At a glance

Mid-level DevOps & Release role at A1Group (A1 Jobs bg). София · full-time.

Pay not stated DevOps & Release salary

RoleDevOps & Release
SeniorityMid-level
LocationСофия
WorkplaceHybrid
EmploymentFull-time
PostedSep 25, 2026 · 4w ago
Role brief

devopsroles summary, based on the employer's posting.

What you'll do

  • Shape solutions and estimates for new features with stakeholders or business analysts across countries
  • Build telecom service-fulfillment solutions in Tibco BusinessWorks and create API, SOAP and REST services
  • Investigate TIBCO incidents across development, test and production, using your knowledge of systems and processes
  • Test individual units, improve existing implementations and processes, and help with deployments and CI/CD pipelines
  • Review colleagues’ code and offer constructive feedback

What you bring

  • At least two years developing applications with Tibco BusinessWorks
  • Hands-on knowledge of Tibco EMS, databases and SQL, plus REST and SOAP integration
  • Experience with CI/CD pipelines or GitOps, and an understanding of APIs and microservices
  • Fluent English, with strong written and spoken communication

Who this fits

This mid-level role suits an engineer who can work through technical problems and keep building knowledge of OSS processes and telecom technologies. It is based in Sofia, Bulgaria, with a hybrid setup and flexible scheduling, including home-office options.

From the employer

Strength. Care. Growth

A1 Competence Delivery Center is a vital component of A1’s telecommunications business. Acting as an expertise hub, CDC is dedicated to delivering a full range of high-quality IT, network, financial and other services to support A1’s operations across all OpCos, independent of location.

Using the power of being OneGroup and leveraging synergies, CDC enables transparency of resources, key skills and knowledge expansion and personal career growth opportunities’ enhancement, paired with job stability.

You will know we are the right place for you, if you are driven by:

  • Opportunities to learn and build your career.
  • Meaningful work in a stable and fast-paced company.
  • Diversity of people, projects, and platforms.
  • A supportive, fun, and inspiring place to work.

Job Purpose:

We are seeking a skilled DevOps Engineer with a strong background in Web & Integration technologies with a passion for optimizing existing processes.

Role insights:

  • Align with stakeholders and/or business analysts in a cross-country setup, define solutions and prepare estimates for new features.
  • Design and develop telco service fulfillment solutions using Tibco BusinessWorks.
  • Develop and manage API/SOPA/REST services.
  • Monitor and troubleshoot incidents in the TIBCO application in development, test and production environments with deep system and process knowledge.
  • Perform unit testing.
  • Optimize existing processes and implementations.
  • Support deployment activities and develop CI/CD pipelines.
  • Participate in peer code reviews and provide constructive feedback.

What makes you unique:

  • 2 years experience in developing Tibco business works application.
  • Experienced in Tibco EMS (Enterprise Messaging Services).
  • Good Experience in DBs and SQL.
  • Good experience in Web & Integration technologies (REST, SOAP).
  • Good experience in DevOps CI / CD Pipeline/ GitOps.
  • You understand how APIs and microservices work.
  • Experience with Java and Python.
  • Experience with Unix/Linux.
  • Proactive problem-solving and analytical thinking.
  • Fluent in English with strong verbal and written communication.
  • Team player with excellent interpersonal skills.
  • Independently and continuously learn and build knowledge of OSS systems, processes and related telecom technologies.

Our gratitude for the job done will be eternal, but we’ll also offer you:

  • Innovative technologies and platforms to “play” with.
  • Modern working environment for your comfort.
  • Friendly, ambitious, and motivated teammates to support each other.
  • Thousands of online and in-person learning opportunities for you to grow.
  • Challenging assignments and career development opportunities in multinational environment.
  • Attractive compensation package.
  • Flexible working schedule and opportunity for home office.
  • Numerous additional benefits, including, but not limited to free A1 services.

If you have any questions, please do not hesitate to contact Svetlina Vazharova.

Opportunity

DevOps & Release work from LinkedIn, X, Reddit and Upwork, in one list.

Each morning you get everything that fits, strongest first.

DevOps & Release

Find me work

By the team behind devopsroles.

Find me work
Opportunity

DevOps & Release work from LinkedIn, X, Reddit and Upwork, in one list.

Each morning you get everything that fits, strongest first.

Find me work

By the team behind devopsroles.