PostgreSQL Jobs in Belgrade.
All active PostgreSQL roles based in Belgrade.
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Key responsibilities
- Production Support Role with 24 x 7 responsibilities, work with Global Operations team to deliver 99.99% uptime. Coordinate and collaborate with DBA team members on priorities and support items requiring research.
- Provide database administration for Linux based database engines, Telesign’s production Microsoft SQL, PostgreSQL DBs, MySQL.
- Support activities include DB installation, deployment, maintenance, performance tuning and optimization (SQL query, stored procedures & DB engine), troubleshooting/resolving DB problems, DB backups/restores, and insuring DB monitoring is in place to proactively alert Technology Operations to issues.
- Support Developers with database queries patterns, table design, and performance recommendations. Key development units include high transaction volume OLTP/API products, Business Intelligence and Data Warehousing, Data Science and Knowledge Engineering.
- Work closely with key staff to design/build a data warehouse from existing data sources. The data warehouse will support effective business operations through decision support, trending and reporting on key corporate performance indicators.
- In conjunction with other senior technical staff, act as DB expert to deliver highly available, reliable DB platforms to support the business.
- Provide consultative support for those less knowledgeable of DBs and their capabilities.
Essential Requirements
- University Degree in applied sciences (Equivalent work experience may be substituted where a candidate has clear technical expertise with a proven track record).
- 2+ years’ database experience on Linux based systems (preferred / not required), with Postgres, MySQL, or Cassandra preferred equivalent experience with Oracle may a substitute for these platforms with
- 5 years’ experience with MSSQL and Replication.
- Experience in resolving DB problems, including working with DB providers, DB performance issues, use of native monitoring tools.
- MCITP is a plus but not required.
- Performance Tuning
- Experience in Disaster Recovery, High Availability, backup/recovery, replication.
- Understanding of indexes, index management and statistics.
Desired Qualifications
- Experience in setting up DB replication.
- Experience in being “go to” DB resource.
- Some experience in scripting to support operations automation for DB related activities.
- Familiarity with voice telecom and SMS messaging terminology.
- Ability to help other learn more about DBs and their effective use.
- Basic knowledge of BI concepts (cubes, ETL) and MS BI tools.
We are offering
- Good compensation - Competitive € salary plus benefits package.
- Development opportunities.
- Challenging but also a friendly working environment.
- And much, much more...
About Proximus Global
Proximus Global, combining the strengths of Telesign, BICS, and Route Mobile, is transforming the future of communications and digital identity. Together, our solutions fuel innovation across the world’s largest companies and emerging brands. Our unrivalled global reach empowers businesses to create engaging experiences with built-in fraud protection across the entire customer lifecycle.
Our comprehensive suite of solutions – from our super network for voice, messaging, and data, to 5G and IoT; and from verification and intelligence to CPaaS for personalised omnichannel engagement – enables businesses and communities to thrive. Reaching over 5 billion subscribers, securing more than 180 billion transactions annually, and connecting 1,000+ destinations, we honour our commitment to connect, protect and engage everyone, everywhere.
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AI Infrastructure Intern - Low Level Kernel Testing
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Tenstorrent is leading the industry on cutting-edge AI technology, revolutionizing performance expectations, ease of use, and cost efficiency. With AI redefining the computing paradigm, solutions must evolve to unify innovations in software models, compilers, platforms, networking, and semiconductors. Our diverse team of technologists have developed a high performance RISC-V CPU from scratch, and share a passion for AI and a deep desire to build the best AI platform possible. We value collaboration, curiosity, and a commitment to solving hard problems. We are growing our team and looking for contributors of all seniorities.
As an AI Infrastructure Intern - Low Level Kernel Testing, you will help build and enhance the performance testing infrastructure that ensures our AI processors deliver optimal performance. You will work on infrastructure that continuously monitors, analyzes, and visualizes performance metrics, enabling our team to catch regressions early and ship high-quality software with confidence. We are looking for a minimum of 3 months for this role with the potential for extension to 6 months.
This role is onsite, based in our Belgrade, Serbia office.
- Currently pursuing a Bachelor’s or Master’s degree in Computer Science, Computer Engineering, or a related technical field.
- Strong proficiency in Python with a focus on developing automation scripts and streamlining workflows.
- Familiarity with Linux environments, Bash scripting, and a working knowledge of C++.
- Solid understanding of database concepts (SQL/PostgreSQL) and basic computer hardware architecture.
- Curiosity about automation, CI/CD workflows, and data visualization, hands on experience is plus.
What We Need
- Implement a robust system for storing and managing performance test results generated by our LLK library.
- Build end-to-end automation systems to support regression testing driven by specific performance metrics.
- Develop and enhance data dashboards to visualize performance trends and provide clear test result summaries.
- Create sophisticated alerting systems to notify engineering teams of performance regressions and data anomalies.
- Improve existing performance testing frameworks to support continuous monitoring and cross-functional engineering insights.
What You Will Learn
- How to design systems for storing and analyzing high-volume performance metrics from AI hardware testing.
- How to build automated pipelines that detect regressions early and maintain rigorous quality standards.
- How to transform raw performance data into actionable insights through modern monitoring and visualization tools.
- Hands-on experience with industry-standard infrastructure including GitHub Actions, cloud storage, and relational databases.
Hiring Timelines
This internship opportunity is available throughout our 3 terms with the following corresponding recruitment cycles:
- Winter Term: Mar–May work term, Nov–Jan recruit.
- Summer Term: Aug–Oct work term, Jan–May recruit.
- Fall Term: Oct–Dec work term, Apr–May recruit.
Please note these timelines are for reference only. Actual timelines may vary.
This offer of employment is contingent upon the applicant being eligible to access U.S. export-controlled technology. Due to U.S. export laws, including those codified in the U.S. Export Administration Regulations (EAR), the Company is required to ensure compliance with these laws when transferring technology to nationals of certain countries (such as EAR Country Groups D:1, E1, and E2). These requirements apply to persons located in the U.S. and all countries outside the U.S. As the position offered will have direct and/or indirect access to information, systems, or technologies subject to these laws, the offer may be contingent upon your citizenship/permanent residency status or ability to obtain prior license approval from the U.S. Commerce Department or applicable federal agency. If employment is not possible due to U.S. export laws, any offer of employment will be rescinded.
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Senior Fullstack Developer (AIR Automations)
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At JetBrains, code is our passion. Ever since we started in 2000, we have strived to make the strongest, most effective developer tools on earth. Our tools speed up production by automating routine checks and corrections, freeing developers to grow, discover, and create.
We are looking for a talented Full Stack Engineer to join our team and help build an innovative agentic-driven product. In this role, you’ll work across the entire stack – frontend, backend, and cloud infrastructure – designing, developing, and maintaining high-quality features. You’ll collaborate closely with product managers, designers, fellow engineers and AI-agents to deliver scalable, reliable, and user-friendly solutions.
Our tech stack:
- Primary: TypeScript, Node.JS, Nest.JS, React, Vitest (no legacy tech)
- Secondary: Kotlin/Java (for some backend services)
In this role, you will:
- Design, develop, and maintain end-to-end features across the frontend and backend.
- Collaborate with product and design teams to translate user needs into technical solutions.
- Write clean, efficient, and well-documented code.
- Integrate our product with internal and external APIs and services.
- Contribute to architecture decisions, scalability, and performance improvements.
- Participate in code reviews to ensure quality and best practices.
- Debug, troubleshoot, and resolve issues quickly.
- Optimize applications for speed, usability, and scalability.
- Stay up to date with emerging technologies, tools, and industry trends.
- Continuously improve development processes and practices.
We will be happy to have you on our team if you have:
- 6+ years of proven experience as a Full Stack Engineer or in a similar role.
- Solid engineering and architecture skills and ability to build reliable solutions.
- Focus on customer-oriented delivery and understanding of user needs and requirements.
- Deep understanding of backend & frontend development.
- Proficiency in multiple programming languages (e.g. TypeScript, Kotlin, Java, Python).
- Experience with relational and/or NoSQL databases (e.g. PostgreSQL, MongoDB, and MySQL).
- Understanding of cloud platforms (e.g. AWS, GCP, or Azure) and containerization (Docker or Kubernetes).
- Proficiency with version control systems (e.g. Git).
- Experience with testing frameworks (e.g. Jest, Vitest, and Playwright).
- Familiarity with authentication, authorization, and security best practices.
- Experience with AI agent development
- Strong problem-solving skills and attention to detail.
- Excellent communication and collaboration abilities.
- A bachelor’s degree in computer science or engineering (or equivalent practical experience).
Why join JetBrains?
- Strong base salary. We offer competitive pay that reflects your skills and experience.
- Flexible work location. Enjoy the freedom to work from home or from the office.
- Remote work. Spend up to 30 days per year working remotely from abroad.
- Extra time off. More days to relax, recharge, and do the things you love.
- Medical insurance allowance. Enjoy peace of mind for you and your family.
- Learning and development opportunities. Access to conferences, courses, and language classes.
- Relocation support. We help make your move as smooth and stress-free as possible.
- Language classes. Pick up the local language or sharpen your English skills.
- Fuel your day. Enjoy a hot meal or receive a lunch allowance on workdays.
- Mental health support. To help you feel your best, we provide easy access to professional mental health services.
- Sports benefit. Enjoy an on-site gym or sports club stipend.
- Internal events. Join company-wide celebrations and team gatherings.
*Some benefits may vary depending on location.
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Apply to JetBrains