MySQL Jobs in Ljubljana.
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Join us in building the future of finance.
Our mission is to democratize finance for all. An estimated $124 trillion of assets will be inherited by younger generations in the next two decades. The largest transfer of wealth in human history. If you’re ready to be at the epicenter of this historic cultural and financial shift, keep reading.
About the team & role
Our Core Exchange team is responsible for all trading interfaces — including the Exchange REST API, FIX API, WebSockets, and market data services. The team’s mission is to deliver a best-in-class trading experience for API users, with a relentless focus on latency, reliability, and data correctness.
As a Staff Software Engineer, you will help scale our trading infrastructure to meet the evolving needs of our most sophisticated users. This is a high-impact role for engineers who love low-latency systems, deeply care about precision, and want to directly shape the tools used by active traders worldwide.
What you'll do
- Design and build performant, reliable, and scalable services for our API trading ecosystem.
- Optimize low-latency data flows and trading paths, ensuring correctness under pressure.
- Own and evolve core components of our REST, FIX, and WebSocket APIs.
- Collaborate with product, infrastructure, and frontend teams to deliver seamless API solutions.
- Participate in the team’s on-call rotation, supporting mission-critical systems used by our most active clients.
- Continuously measure, monitor, and improve the trading API experience.
What you bring
- 10+ years of backend engineering experience.
- Proven experience designing high-performance systems with low-latency and high-throughput requirements.
Familiarity with cloud infrastructure, especially AWS services. - Solid database experience: SQL (MySQL) and/or NoSQL (DynamoDB).
- Experience working on or with production-grade trading APIs or high-volume systems.
- Structured thinker with strong communication skills and a customer-first mindset.
Nice to have
- You’ve built or operated your own automated trading bot or trading system.
- Hands-on experience with the FIX protocol and order management systems.
- Knowledge of WebSockets, streaming market data, or real-time API performance tuning.
- Passion for financial markets and an interest in building tools for professional traders.
Click here to learn more about our Total Rewards, which vary by region and entity.
If our mission energizes you and you’re ready to build the future of finance, we look forward to seeing your application.
Robinhood provides equal opportunity for all applicants, offers reasonable accommodations upon request, and complies with applicable equal employment and privacy laws. Inclusion is built into how we hire and work—welcoming different backgrounds, perspectives, and experiences so everyone can do their best. Please review the Privacy Policy for your country of application.
Ready to apply?
Apply to Robinhood
Join us in building the future of finance.
Our mission is to democratize finance for all. An estimated $124 trillion of assets will be inherited by younger generations in the next two decades. The largest transfer of wealth in human history. If you’re ready to be at the epicenter of this historic cultural and financial shift, keep reading.
About the team + role
We are building an elite team, applying frontier technologies to the world’s biggest financial problems. We’re looking for bold thinkers. Sharp problem-solvers. Builders who are motivated to make a meaningful impact. Robinhood isn’t a place for complacency, it’s where ambitious people do the best work of their careers. We’re a high-performing, fast-moving team with ethics at the center of everything we do. Expectations are high, and so are the rewards!
The Core Exchange team is responsible for building and maintaining trading interfaces including REST APIs, FIX APIs, WebSockets, and market data services. The team focuses on delivering fast, reliable, and accurate trading experiences for API users. You will work closely with infrastructure, product, and frontend teams to ensure trading systems meet strict performance and reliability expectations while supporting a global user base.
As a Senior Software Engineer (IC5), you will design and scale systems that power trading infrastructure used by sophisticated clients. You will focus on improving latency, system reliability, and data accuracy across critical trading paths. This role involves working on core API components and optimizing performance under high-throughput conditions, while contributing to system design decisions that directly impact active traders worldwide!
This role is based in our Slovenia office, with in-person attendance expected at least 2 days per week.
At Robinhood, we believe in the power of in-person work to accelerate progress, spark innovation, and strengthen community. Our office experience is intentional, energizing, and designed to fully support high-performing teams.
Applications for this role will be accepted through 6/1/2026.
Requires participation in an on-call rotation to support business needs.
What you’ll do
● Design and build reliable, scalable services that support API-based trading systems
● Improve latency and throughput across trading data flows while maintaining data accuracy
● Own and enhance core components of REST, FIX, and WebSocket APIs
● Collaborate with product, infrastructure, and frontend teams to deliver cohesive API solutions
● Monitor system performance and implement improvements based on measurable system behavior
What you bring
● You have 5+ years of backend engineering experience
● You have experience building high-performance systems with low-latency and high-throughput requirements
● You are familiar with cloud infrastructure, including AWS services
● You have experience working with SQL (e.g., MySQL) and/or NoSQL databases (e.g., DynamoDB)
● You have experience working with production systems that handle high request volumes
What we offer
● Challenging, high-impact work to grow your career
● Performance driven compensation with multipliers for outsized impact, bonus programs, and equity ownership
● Top tier benefits to fuel your work, including supplemental health insurance, ancillary insurance, and mental health support programs
● Lifestyle wallet - a highly flexible employer-paid benefits spending account expenses beyond traditional benefits such as wellness, childcare, learning, and more
● Time off to recharge including company holidays, paid time off, sick time, paid volunteer time off, parental leave, and more!
● Exceptional office experience with catered meals, events, and comfortable workspaces
● Monthly commuter stipend to help offset in-office commuting costs
Click here to learn more about our Total Rewards, which vary by region and entity.
If our mission energizes you and you’re ready to build the future of finance, we look forward to seeing your application.
Robinhood provides equal opportunity for all applicants, offers reasonable accommodations upon request, and complies with applicable equal employment and privacy laws. Inclusion is built into how we hire and work—welcoming different backgrounds, perspectives, and experiences so everyone can do their best. Please review the Privacy Policy for your country of application.
Ready to apply?
Apply to Robinhood
About Teads
Teads is a leading omnichannel advertising platform focused on driving outcomes for brand and performance advertisers across screens. With a focus on meaningful business outcomes for branding and performance objectives, Teads drives value by leveraging predictive AI technology to connect quality media, beautiful brand creative, and context-driven addressability and measurement. Teads is directly partnered with more than 10,000 publishers and 20,000 advertisers globally. The company is headquartered in New York, New York with a global team of around 1,700 people in 30+ countries.
For more information, visit www.teads.com.
Team Overview
The Performance Measurement team is a core part of the Enterprise Performance pod, responsible for building a holistic measurement framework that enables advertisers to accurately value their ad spend across different screens. Our mission is to move beyond basic metrics to provide deep insights into advertiser outcomes like incrementality and cross-screen attribution.
The team:
- Builds and maintains a holistic measurement framework encompassing pixels, attribution, Multi-Touch Attribution (MTA), and Incrementality.
- Improves data quality by facilitating pixel management and increasing landing rates to ensure high-quality attribution.
- Integrates 3rd-party solutions to offer advertisers trusted external validation of campaign performance.
- Develops advanced solutions for incrementality across both CTV and web environments to prove the true value of ad spend.
As a Software Engineer in the Measurement & Attribution team, you will contribute to the development of our core performance measurement infrastructure. You will work on unifying delivery insights across web and CTV, helping to bridge the gap between different advertising environments. Your work will directly impact how our clients optimize for real business outcomes rather than just media KPIs.
As a Senior Software Engineer, your missions will be to:
- Design and ship features across complex backend systems, primarily using Scala, Golang and Python to support high-scale measurement and attribution.
- Develop and integrate cross-screen attribution workflows to provide a unified view of performance.
- Collaborate with the Data team to build and deploy incrementality solutions for diverse channels including web and CTV.
- Optimize and scale pixel management systems to reduce technical friction in campaign setup and improve observed performance.
- Contribute to full-stack development using Node.js and React where necessary to surface insights and measurement controls to our users in TAM.
- Ownership over the performance attribution data pipeline, conversion measurement API and Event Manager UI on TAM
What will you bring to the team?
- 7+ years of professional software development experience, with a significant focus on backend systems, infrastructure, or platform engineering.
- Deep proficiency in at least one of Java, Go or Scala with a solid understanding of object-oriented design, functional programming paradigms, and distributed system architectures.
- Good programming abilities. Testing your code is second nature to you. You are mindful of your application’s architecture, performance, maintainability, and overall quality.
- Familiarity with large, high-throughput, distributed systems, and connecting together and processing large amounts of data
- Analytical and experimental mindset in any feature or project you’ll ship to production. You like to prove an idea first before you invest large amounts of effort into development.
- Good communication skills and ability to work collaboratively within a diverse global team. You are an active listener and a dialogue facilitator, you know how to explain your decision and like sharing your knowledge.
- Multiple shipped projects in Software Engineering.
- Production knowledge and practices (Release, Observability, Troubleshooting…), thanks to multiple shipped projects / applications. Strong problem-solving skills.
Our main Stack
- Front: React, TypeScript, Angular
- Back: Scala, Go, Python
- Database: MySQL, PostgreSQL, BigQuery, Athena, Cassandra, Redis & Memcached
- Infrastructure: AWS, GCP, Inhouse Kubernetes
#Li-Hybrid
Life at Teads
At Teads, we don’t just offer new roles - we blend creativity, technology, and data to shape the future of media. You’ll work with smart humans, meaningful brands, and cool tools, all while helping redefine how advertising works in a world that demands more transparency, better insights, and smarter strategies.
As a Teadster, you’ll play a critical role in shaping our future success in the region. Here’s why Teads stands out:
- We've merged two open internet category leaders—Outbrain and Teads—to create the ‘new’ Teads, a unified omnichannel platform that drives results from branding to performance across all screens, including CTV, mobile, and web.
- As part of our team, you’ll thrive in a collaborative and forward-thinking environment that fosters innovation, creative problem-solving, and continuous learning.
- Teads is committed to your success, offering the support, tools, and development opportunities you need to excel in your role.
Our company culture is welcoming, dynamic, diverse, global, and built on top performance.
Teads is an equal employment opportunity employer and committed to diversity and inclusion at all stages of recruitment and employment.
Our team is made up of individuals who are approachable, resourceful, passionate, and proactive. We foster a sense of belonging through our Employee Resource Groups – employee-led groups in which we debate topics and drive change: environmental, women empowerment, charitable initiatives to diversity, equity, and inclusion, you’ll be able to share your passions with likeminded people.
Ready to apply?
Apply to Teads
About Teads
Teads is a leading omnichannel advertising platform focused on driving outcomes for brand and performance advertisers across screens. With a focus on meaningful business outcomes for branding and performance objectives, Teads drives value by leveraging predictive AI technology to connect quality media, beautiful brand creative, and context-driven addressability and measurement. Teads is directly partnered with more than 10,000 publishers and 20,000 advertisers globally. The company is headquartered in New York, New York with a global team of around 1,700 people in 30+ countries.
For more information, visit www.teads.com.
Our main Engineering challenges at Teads
- Build efficient and easy-to-use web products used by thousands of users working for the world’s most premium publishers, advertisers, and agencies.
- Rich and diverse tech stack and system architecture to optimize for performance, scalability, resiliency, and cost efficiency. We use mostly Scala and TypeScript, among others.
- Working in a very high-traffic environment (2.2 billion users per month, 100 billion events per day) with low latency and high availability constraints (2 million requests per second, responses in less than 150 milliseconds).
- Management of large datasets with milliseconds order of magnitude access time, to compute in a near real-time complex auction resolution algorithm (18 million predictions per second).
- A fast-changing environment where we continuously collaborate with Product teams and constantly adapt our Cloud infrastructure for new features and Products.
- Bring a wide diversity of profiles to the same level of quality and knowledge
- Work in an international environment with offices located in Israel, Slovenia and France
What will you do?
As a Senior Software Engineer, your mission will be to:
- Collaborate with software engineers and data scientists to research, develop, and deploy experiments, features and enhancements with a high impact on our global revenue.
- Create, design, develop, test, and monitor your code in production autonomously and reliably.
- Work with the Engineering Manager, Product Manager and other teams to frame projects and be accountable for their execution.
- Obtain a good understanding of the business to provide relevant solutions to clients.
- Be a work facilitator and help communication inside and outside Teads.
- Stay up-to-date on new technologies and architectures. If they can solve a problem Teads has, propose ways to implement them into our current software engineering process.
What will you bring to the team?
- Good programming abilities. Testing your code is second nature to you. You are mindful of your application’s architecture, performance, maintainability, and overall quality.
- Familiarity with large, high-throughput, distributed systems, and connecting together and processing large amounts of data
- Analytical and experimental mindset in any feature or project you’ll ship to production. You like to prove an idea first before you invest large amounts of effort into development.
- Good communication skills and ability to work collaboratively within a diverse global team. You are an active listener and a dialogue facilitator, you know how to explain your decision and like sharing your knowledge.
- Multiple shipped projects in Software Engineering.
- Production knowledge and practices (Release, Observability, Troubleshooting…), thanks to multiple shipped projects / applications. Strong problem-solving skills.
Our main Stack
- Front: React, TypeScript, Angular
- Back: Scala, Go, Java, Python
- Database: MySQL, PostgreSQL, BigQuery, Athena, Cassandra, Redis & Memcached
- Infrastructure: AWS, GCP, Inhouse Kubernetes
What are our recruitment process steps?
Please submit your CV in English.
#Li-Hybrid
#LI-Hybrid
Life at Teads
At Teads, we don’t just offer new roles - we blend creativity, technology, and data to shape the future of media. You’ll work with smart humans, meaningful brands, and cool tools, all while helping redefine how advertising works in a world that demands more transparency, better insights, and smarter strategies.
As a Teadster, you’ll play a critical role in shaping our future success in the region. Here’s why Teads stands out:
- We've merged two open internet category leaders—Outbrain and Teads—to create the ‘new’ Teads, a unified omnichannel platform that drives results from branding to performance across all screens, including CTV, mobile, and web.
- As part of our team, you’ll thrive in a collaborative and forward-thinking environment that fosters innovation, creative problem-solving, and continuous learning.
- Teads is committed to your success, offering the support, tools, and development opportunities you need to excel in your role.
Our company culture is welcoming, dynamic, diverse, global, and built on top performance.
Teads is an equal employment opportunity employer and committed to diversity and inclusion at all stages of recruitment and employment.
Our team is made up of individuals who are approachable, resourceful, passionate, and proactive. We foster a sense of belonging through our Employee Resource Groups – employee-led groups in which we debate topics and drive change: environmental, women empowerment, charitable initiatives to diversity, equity, and inclusion, you’ll be able to share your passions with likeminded people.
Ready to apply?
Apply to Teads