All active REST API roles based in Sofia.
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BrainRocket is a global company creating end-to-end tech products for clients across Fintech, iGaming, and Marketing. Young, ambitious, and unstoppable, we've already taken Cyprus, Malta, Portugal, Poland, and Serbia by storm. Our BRO team consists of 1,300 bright minds creating innovative ideas and products. We don’t follow formats. We shape them. We build what works, launch it fast, and make sure it hits.
We’re looking for an Application Support Specialist to ensure the stability, performance, and availability of business applications and systems used by internal teams. You will troubleshoot incidents, handle service requests, provide licences, make payments, collaborate with engineering/product teams, and drive root-cause analysis to prevent recurring issues. This role requires strong technical troubleshooting, clear communication, and a structured approach to incident management.
✅ Responsibilities:
✔️Provide L2 application support for business systems and software (web apps, software APIs, Corporate IT and backoffice tools, SaaS platforms).
✔️Triage, troubleshoot, and resolve incidents and requests within agreed SLAs.
✔️Investigate issues using logs, monitoring tools and API testing.
✔️Perform root-cause analysis (RCA) and document findings, fixes, and preventive actions.
✔️Provide software licenses to the employees.
✔️Support systems: Maintain records of over 400 software units, grant/revoke access, verify access rights according to RBAC, write documentation
✔️Identify recurring problems and drive automation or process improvements to reduce ticket volume.
✔️Communicate updates to stakeholders during incidents (status, workaround, ETA, resolution).
✔️Participate in on-call/shift rotation if required.
✔️Incident/problem management: Working with Atlassian (Jira Service Desk, Software, Confluence)
✔️Full software management cycle within the company (implementation, support, procurement/payment, renewal, user management, system deactivation, access rights verification, automation)
✔️Technical Knowledge: Atlassian (Jira, Confluence), Microsoft 365, Trelica, Grafana, Okta, SAP/Dynamics, N8N, scripting, Postman.
✅ Requirements:
✔️3+ years in application support / technical support / service operations (L2).
✔️Strong troubleshooting skills for web applications (HTTP, REST, auth basics, dev tools, SaaS Management tool).
✔️Experience working with ticketing systems (Jira Service Management, Software, Confluence.)
✔️Ability to read and interpret logs; familiarity with monitoring/alerting (Grafana, Kibana, Datadog).
✔️Scripting for automation (Python/Bash/PowerShell).
✔️Understanding of incident/problem management (ITIL concepts are a plus).
✔️Comfortable communicating with both technical and non-technical stakeholders.
✔️Strong documentation habits and attention to detail.
✔️Proactive and goal oriented mindset.
💡 Would be a plus:
✔️Experience with Linux basics, containers, or cloud platforms (AWS/Azure/GCP).
✔️Basic understanding of networking (DNS, latency, firewalls) and SSO concepts.
✔️Strong experience with API tools (Postman/Insomnia) and message queues (Kafka/RabbitMQ).
✔️Experience working with a huge amount of systems.
✔️The desire and ability to organise and manage a large number of systems from scratch.
✅ We offer excellent benefits, including but not limited to:
✔️Monthly, quarterly, and annual bonuses
✔️Food vouchers (102 EUR)
✔️Appreciation gifts (birthday, wedding, newborn, etc.)
✔️Up to 25 vacation days
✔️6 undocumented sick leaves
✔️Medical insurance and dental coverage
✔️Sport card 70% coverage (Multisport and/or CoolFit)
✔️Breakfast, lunch & snacks in the office
✔️Education budget
✔️Monthly team events
✔️Great office location
Join Brainrocket and rock with us! 🚀
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About Us:
Delasport is where technology meets the excitement of sports and gaming! As a leading powerhouse in iGaming software, we provide everything from sports betting to online casinos and player account management. Our platform is designed to make every player feel like the star of the show, with personalized experience and cutting-edge technology at its heart.
Since 2010, we've made a significant impact in industry, earning awards and expanding our global presence. With offices in Bulgaria, Ukraine, and Malta, our team of over 500 experts is constantly driving innovation and striving for excellence.
About the Team:
The Product Launch team is built for people who don’t just maintain systems but create them. We take products from zero to hero, and scale them until they’re strong enough to be handed over to core teams. No legacy constraints. No endless support cycles. Just greenfield builds, modern tech, and real ownership from day one.
We move fast, think lean, and execute with focus, one product at a time, full commitment, full impact. Every sprint matter, every decision ship value. This is not a support team. It’s a build-from-scratch engine for products that matter, because every hero needs a superhero.
What You’ll Do:
Employees may be required to participate in an on-call rotation, ensuring availability outside regular working hours to respond to urgent issues as needed as per the On call policy.
Who You Are:
Experience: 7+ years of hands-on backend development with strong expertise, including 2+ years in a technical leadership capacity (Tech Lead, Principal Engineer, or equivalent).
Technical Expertise:
Soft Skills: Excellent communicator who can translate between technical and business language. Comfortable presenting ideas, challenging decisions constructively, and building consensus across teams.
Collaboration: Proven ability to work effectively with Architects, Team Leads, Product, and DevOps in a cross-functional environment.
Mindset: Ownership-driven, pragmatic, and passionate about engineering excellence. You care as much about maintainability and operational quality as you do about shipping features.
Nice to Have:
What We Offer:
We’re not just about work, we are about creating a great place to grow, connect, and enjoy the journey. Here’s what you can expect when you join us:
Wait, there’s more:
Ready to Be Part of Something Big?
If you're excited to join a team that's revolutionizing the iGaming world and want to make a real impact, apply today. We can't wait to meet you!
#LI-HYBRID
Ready to apply?
Apply to Delasport
About Us:
Delasport is where technology meets the excitement of sports and gaming! As a leading powerhouse in iGaming software, we provide everything from sports betting to online casinos and player account management. Our platform is designed to make every player feel like the star of the show, with personalized experience and cutting-edge technology at its heart.
Since 2010, we've made a significant impact in industry, earning awards and expanding our global presence. With offices in Bulgaria, Ukraine, and Malta, our team of over 500 experts is constantly driving innovation and striving for excellence.
Your Team:
The Engineering Excellence Team is for engineers who build the systems that power everything else. No product tickets. No UI tweaks. No support loops. You’ll create the tools, standards, and frameworks that make every development team faster and stronger.
This is deep technical work with massive impact - shaping architecture, unifying processes, and defining how engineering is done across the company. A place for senior engineers who want to build the backbone, not the features.
This is not a product team. It’s a technical excellence engine for people who want to build the systems behind the systems - and elevate the whole company through world‑class engineering.
How You’ll Make an Impact:
Employees may be required to participate in an on-call rotation, ensuring availability outside regular working hours to respond to urgent issues as needed as per the On call policy.
Who You Are:
What We Offer:
We’re not just about work, we are about creating a great place to grow, connect, and enjoy the journey. Here’s what you can expect when you join us:
Wait, there’s more:
Ready to Be Part of Something Big?
If you're excited to join a team that's revolutionizing the iGaming world and want to make a real impact, apply today. We can't wait to meet you!
#LI-HYBRID
Ready to apply?
Apply to Delasport
About Us:
Delasport is where technology meets the excitement of sports and gaming! As a leading powerhouse in iGaming software, we provide everything from sports betting to online casinos and player account management. Our platform is designed to make every player feel like the star of the show, with personalized experience and cutting-edge technology at its heart.
Since 2010, we've made a significant impact in industry, earning awards and expanding our global presence. With offices in Bulgaria, Ukraine, and Malta, our team of over 500 experts is constantly driving innovation and striving for excellence.
About the Team:
The Engineering Excellence Team is for engineers who build the systems that power everything else. No product tickets. No UI tweaks. No support loops. You’ll create the tools, standards, and frameworks that make every development team faster and stronger.
This is deep technical work with massive impact - shaping architecture, unifying processes, and defining how engineering is done across the company. A place for senior engineers who want to build the backbone, not the features. This is not a product team. It’s a technical excellence engine for people who want to build the systems behind the systems - and elevate the whole company through world‑class engineering.
What You’ll Do:
Employees may be required to participate in an on-call rotation, ensuring availability outside regular working hours to respond to urgent issues as needed as per the On call policy.
Who You Are:
Experience: 7+ years of hands-on backend development with strong expertise, including 2+ years in a technical leadership capacity (Tech Lead, Principal Engineer, or equivalent).
Technical Expertise:
Soft Skills: Excellent communicator who can translate between technical and business language. Comfortable presenting ideas, challenging decisions constructively, and building consensus across teams.
Collaboration: Proven ability to work effectively with Architects, Team Leads, Product, and DevOps in a cross-functional environment.
Mindset: Ownership-driven, pragmatic, and passionate about engineering excellence. You care as much about maintainability and operational quality as you do about shipping features.
Nice to Have:
What We Offer:
We’re not just about work, we are about creating a great place to grow, connect, and enjoy the journey. Here’s what you can expect when you join us:
Wait, there’s more:
Ready to Be Part of Something Big?
If you're excited to join a team that's revolutionizing the iGaming world and want to make a real impact, apply today. We can't wait to meet you!
#LI-HYBRID
Ready to apply?
Apply to Delasport
About Us:
Delasport is where technology meets the excitement of sports and gaming! As a leading powerhouse in iGaming software, we provide everything from sports betting to online casinos and player account management. Our platform is designed to make every player feel like the star of the show, with personalized experience and cutting-edge technology at its heart.
Since 2010, we've made a significant impact in industry, earning awards and expanding our global presence. With offices in Bulgaria, Ukraine, and Malta, our team of over 500 experts is constantly driving innovation and striving for excellence.
About the Role:
We are looking for a Java Tech Lead to be the technical authority across our Java engineering teams, ensuring that everything we ship meets the highest standards for quality, operational reliability, and security.
You will raise the technical bar across teams, drive technology decisions in close collaboration with the Architect, and serve as the bridge between engineering teams and business stakeholders. The Tech Lead owns technical quality, standards, and technology evolution.
This role is based in Sofia, Bulgaria, and we welcome candidates who are open to relocating (relocation support provided).
What You’ll Do:
Employees may be required to participate in an on-call rotation, ensuring availability outside regular working hours to respond to urgent issues as needed as per the On call policy.
Who You Are:
Experience: 7+ years of hands-on backend development with strong Java expertise, including 2+ years in a technical leadership capacity (Tech Lead, Principal Engineer, or equivalent).
Technical Expertise:
Soft Skills: Excellent communicator who can translate between technical and business language. Comfortable presenting ideas, challenging decisions constructively, and building consensus across teams.
Collaboration: Proven ability to work effectively with Architects, Team Leads, Product, and DevOps in a cross-functional environment.
Mindset: Ownership-driven, pragmatic, and passionate about engineering excellence. You care as much about maintainability and operational quality as you do about shipping features.
Nice to Have:
What We Offer:
We’re not just about work, we are about creating a great place to grow, connect, and enjoy the journey. Here’s what you can expect when you join us:
Wait, there’s more:
Ready to Be Part of Something Big?
If you're excited to join a team that's revolutionizing the iGaming world and want to make a real impact, apply today. We can't wait to meet you!
Ready to apply?
Apply to Delasport
About Us:
Delasport is where technology meets the excitement of sports and gaming! As a leading powerhouse in iGaming software, we provide everything from platform development to player account management. Our platform is designed to make every player feel like the star of the show, with personalized experiences and cutting-edge technology at its heart.
Since our founding in 2010, we have won multiple international awards and have established a proven track record of excellence, stability, and overall success. This achievement only drives us to reach even greater heights. Currently, we are proud to have over 500 experts across various business fields and several offices in Bulgaria (Sofia and Plovdiv), Ukraine, and Malta.
Your Role:
We are seeking an IT & Automation Lead with strong technical expertise across Atlassian, scripting, and cross-platform integrations. This role goes far beyond traditional administration - your primary mission is to architect automation solutions, extend systems using scripts and APIs, and streamline processes across the organization.
This role is based in Sofia, Bulgaria and we welcome candidates who are open to relocating (relocation support provided).
How You’ll Make an Impact:
Atlassian Platform Ownership
Scripting & Advanced Automation
Cross-Platform Integration & API Engineering
Collaboration, Documentation & Technical Leadership
Who You Are:
What We Offer:
We’re not just about work, we are about creating a great place to grow, connect, and enjoy the journey. Here’s what you can expect when you join us:
Wait, there’s more:
Ready to Be Part of Something Big?
If you’re excited to join a team that’s revolutionizing the iGaming world and want to make a real impact, apply today. We can’t wait to meet you!
#LI-HYBRID
Ready to apply?
Apply to Delasport
About us:
Delasport is where technology meets the excitement of sports and gaming! As a leading powerhouse in iGaming software, we provide everything from platform development to player account management. Our platform is designed to make every player feel like the star of the show, with personalized experiences and cutting-edge technology at its heart.
Since our founding in 2010, we have won multiple international awards and have established a proven track record of excellence, stability, and overall success. This achievement only drives us to reach even greater heights.
Currently, we are proud to have over 500 experts across various business fields and several offices in Bulgaria (Sofia and Plovdiv), Ukraine, and Malta.
Your Role:
As a Senior QA Automation Engineer, you will drive quality engineering and automation for modern distributed systems in high-load, microservice-based environments. You’ll build and evolve reliable UI + API automation, integrate it into CI/CD, and ensure fast, actionable feedback for engineering teams.Our core stack is Java, Selenium, Cucumber, TestNG, Maven, and RestAssured, executed via Jenkins, Selenium Grid, and BrowserStack. Playwright and mobile automation (Appium + real devices) are valuable additions.If you are passionate about automation, quality engineering, and modern tooling, and want to make a real impact by adding the extra mile when needed -> we’d love to have you on our team.
How You’ll Make an Impact:
Who You Are:
Nice to Have / Advantage
What We Offer to Make You Smile:
We’re not just about work, we are about creating a great place to grow, connect, and enjoy the journey. Here’s what you can expect when you join us:
Wait, there’s more:
Ready to Be Part of Something Big?
If you're excited to join a team that's revolutionizing the iGaming world and want to make a real impact, apply today. We can't wait to meet you!
#LI-HYBRID
Ready to apply?
Apply to Delasport
Аbout Us:
Delasport is where technology meets the excitement of sports and gaming! As a leading powerhouse in iGaming software, we provide everything from platform development to player account management. Our platform is designed to make every player feel like the star of the show, with personalized experiences and cutting-edge technology at its heart.
Since our founding in 2010, we have won multiple international awards and have established a proven track record of excellence, stability, and overall success. This achievement only drives us to reach even greater heights. Currently, we are proud to have over 500 experts across various business fields and several offices in Bulgaria (Sofia and Plovdiv), Ukraine, and Malta.
Your Role:
Our team plays a critical role in ensuring product quality, stability, and compliance in a highly competitive and regulated industry. The work directly safeguards customer trust, reduces risks, and enables the business to deliver reliable, high-performing products that drive growth. Every contribution has a visible impact on both user experience and business success.
We foster a collaborative, supportive environment where knowledge-sharing, open communication, and continuous improvement are at the core. Team members are encouraged to voice ideas, challenge assumptions, and drive innovation in testing practices. Respect, accountability, and adaptability shape the way we work together.
This role offers exposure to complex, large-scale projects and the opportunity to contribute to QA processes, automation strategies, and quality standards across the organization, while providing a strong environment to learn, develop, and grow as a QA professional.
How You’ll Make an Impact:
Employees may be required to participate in an on-call rotation, ensuring availability outside regular working hours to respond to urgent issues as needed as per the On call policy.
Who you are:
What We Offer:
We’re not just about work, we are about creating a great place to grow, connect, and enjoy the journey. Here’s what you can expect when you join us:
Wait, there’s more:
Ready to Be Part of Something Big?
If you’re excited to join a team that’s revolutionizing the iGaming world and want to make a real impact, apply today. We can’t wait to meet you!
#LI-HYBRID
Ready to apply?
Apply to Delasport
About Us:
Delasport is where technology meets the excitement of sports and gaming! As a leading powerhouse in iGaming software, we provide everything from sports betting to online casinos and player account management. Our platform is designed to make every player feel like the star of the show, with personalized experiences and cutting-edge technology at its heart.
Since 2010, we've made a significant impact in industry, earning awards and expanding our global presence. With offices in Bulgaria, Ukraine, and Malta, our team of over 500 experts is constantly driving innovation and striving for excellence.
Your Team:
The integration team designs and manages systems that ensure seamless data flow between platforms and services, focusing on efficient API communication and integration. They work closely with both internal teams and B2B clients to deliver tailored, scalable solutions, while maintaining clear documentation and providing ongoing support to address any integration issues. Additionally, they leverage emerging technologies to continuously improve integration processes and ensure system efficiency.
How You’ll Make an Impact:
Who You Are:
What We Offer:
We’re not just about work, we are about creating a great place to grow, connect, and enjoy the journey. Here’s what you can expect when you join us:
Wait, there’s more:
Ready to Be Part of Something Big?
If you're excited to join a team that's revolutionizing the iGaming world and want to make a real impact, apply today. We can't wait to meet you!
#LI-HYBRID
Ready to apply?
Apply to Delasport
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