Junior Backend Engineer At Kaizen Gaming Sofia Bulgaria jobs in Sofia – Browse 794 openings on RoboApply Jobs

Junior Backend Engineer At Kaizen Gaming Sofia Bulgaria jobs in Sofia

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companyKaizen Gaming logo
Full-time|Hybrid|Sofia, Bulgaria

Join Our Team at Kaizen Gaming!At Kaizen Gaming, the driving force behind Betano, we proudly stand as one of the largest GameTech companies globally, with operations in over 20 markets. Our mission is to harness cutting-edge technology to deliver exceptional entertainment experiences to our millions of satisfied customers.Our diverse workforce boasts more than 2,700 talented individuals from over 40 nationalities, spanning three continents. We are thrilled to be recognized among the Best Workplaces in Europe and certified as a Great Place to Work across all our offices. Here, every day is an opportunity for growth and innovation. Are you ready to Press Play on Your Potential?The RoleDesign, build, and maintain efficient, reusable, and reliable code.Develop interfaces between components of heterogeneous subsystems in a high-volume, transaction-oriented production environment.Ensure optimal performance, quality, and responsiveness of applications.Identify bottlenecks and bugs, devising effective solutions to complex challenges.Technology StackOur services primarily utilize C# / ASP.NET, with newer applications developed in .NET Core. The front-end employs Vue.js for new projects, while legacy systems use server-rendered (Razor) views alongside jQuery and Knockout.js. For data storage, we predominantly use MS SQL Server, supplemented by Redis and ElasticSearch when appropriate. RabbitMQ serves as our preferred message broker, and we rely on Gitlab for version control and CI, complemented by the Atlassian suite for ticketing and documentation.What You’ll BringA minimum of 1 year of development experience with C# / ASP.NET / MVC (full framework or .NET Core).A foundational understanding of web technologies, including HTTP.Experience with data access through databases and APIs.Familiarity with unit testing is an advantage.Perks of Working with Us Hybrid working model. Onboarding support from a dedicated buddy. Competitive salary and bonus structure.‍ Comprehensive private health insurance for you and your family. Monthly meal allowance. Access to a multi-sport card. Additional vacation days.⭐ A developmental 360° feedback framework. Unlimited access to Udemy and ongoing training opportunities.

Mar 12, 2026
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companyKaizen Gaming logo
Full-time|On-site|Sofia, Bulgaria

Join the Kaizen Gaming Team!At Kaizen Gaming, the driving force behind Betano, we proudly stand as one of the largest GameTech firms globally, operating across 20 diverse markets. Our mission is to harness the latest technology to deliver unparalleled entertainment experiences to millions of loyal customers.We are a vibrant, multicultural team of over 2,700 professionals from more than 40 nationalities, spread across three continents.Recognized as one of the Best Workplaces in Europe and certified as a Great Place to Work in our offices, we assure you that no two days will be the same. Are you ready to unleash your potential?About the RoleAs a CRM Executive, you will partner with the CRM Manager to implement the CRM strategy for the Betano brand in Bulgaria, focusing on both Sportsbook and Casino products across multiple channels. Your mission will be to enhance customer engagement, drive growth in active players, and achieve retention and cross-sell goals for our Sportsbook and Casino offerings.Your Responsibilities:Collaborate with the CRM Manager and HQ teams to craft a data-driven CRM strategy tailored to the local market, accounting for compliance, market dynamics, and competitive landscape.Design and implement personalized, targeted campaigns through various customer channels, including onsite messaging, email, SMS, and push notifications.Assist in the implementation of website banners, articles, and engaging stories.Monitor all lifecycle journey performances, recommend best practices for campaign optimization, and ensure timely updates.Oversee the development of visual creatives, ensuring they meet our high-quality standards and deadlines.Coordinate with stakeholders (CRM HQ, Content, Legal, Customer Service, Marketing) to align marketing strategies, deliverables, and compliance.Ensure smooth execution and delivery of campaigns, keeping stakeholders informed about performance metrics and outcomes.Stay abreast of competitors’ trends and initiatives to maintain our competitive edge.Proactively propose new ideas to optimize processes and enhance customer experiences across all channels.Identify customer touchpoints and ensure effective communication strategies are in place.

Mar 17, 2026
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companyKaizen Gaming logo
Full-time|On-site|Sofia, Bulgaria

Join Kaizen Gaming!At Kaizen Gaming, the driving force behind Betano, we are one of the leading GameTech companies globally, operating in 20 diverse markets. Our mission is to harness state-of-the-art technology to deliver unparalleled experiences to millions of customers who rely on us for their entertainment.With a dynamic team of over 2,700 professionals hailing from more than 40 nationalities across three continents, we take pride in cultivating a vibrant workplace culture. Recognized as one of the Best Workplaces in Europe and certified as a Great Place to Work in our offices, every day here is unique. Are you ready to unlock your potential with us?About the Role:The Key Account Manager will be pivotal in managing a portfolio of high-net-worth clients in the local market, dedicated to nurturing relationships with key accounts. This role is centered around enhancing customer loyalty and delivering personalized, rewarding experiences while maintaining a sustainable approach. You will have the unique opportunity to interact with high-value customers, ensuring they receive an exceptional experience while promoting responsible gambling practices.Key Responsibilities:Oversee the customer portfolio and cultivate strong personal relationships to enhance loyalty, retention, and customer lifetime value through sustainable play.Track individual customer performance, ensuring timely and appropriate rewards, both online and offline, in line with business objectives.Provide exceptional customer service as the primary point of contact for assigned clients across all channels.Implement targeted strategies at critical points in the customer lifecycle (e.g., new accounts, churning clients, returning customers) to stimulate growth and activity.Plan and host engaging local and global Key Account events, in collaboration with the Hospitality and Sponsorship Team.Analyze market-level performance and stay updated on emerging trends.Launch tailored campaigns to drive activity among assigned Key Accounts, ensuring effective tracking and reporting of results.Develop a comprehensive understanding of customer preferences and behaviors to inform strategic initiatives.

Mar 13, 2026
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companySumUp logo
Full-time|On-site|Sofia, Bulgaria

Join the Global Bank tribe at SumUp, where we are developing the essential infrastructure and core services that empower our merchants with digital bank accounts. Our vision is to be the foremost banking partner for small merchants worldwide, delivering a seamless, straightforward, and affordable banking experience tailored to their unique needs.As a member of the Global Bank tribe, you will play a pivotal role in building SumUp's digital banking ecosystem. Collaborate within a diverse, autonomous, and cross-functional team that brings product ideas from concept to reality. Embrace the opportunity to work with talented colleagues from 32 different nationalities spread across cities like Cologne, Berlin, São Paulo, Sofia, London, and Vilnius, all driven by a shared commitment to ownership, purpose, and supporting small businesses in thriving.As a Senior Backend Engineer, you will take charge of enhancing and maintaining a high-throughput banking ecosystem for our merchants within the Global Bank Tribe. Your contributions will be instrumental in architecting and evolving our global banking platform, ensuring high availability, scalability, and observability across various regions. If you're eager to gain hands-on experience in building products for business accounts, card payments, and transfers across Europe and Latin America for SumUp's Global Bank, we invite you to embark on this exciting journey with us!

Mar 10, 2026
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company
Full-time|On-site|Sofia, Sofia City Province, Bulgaria

Join the vibrant team at Mercier Consultancy as a Romanian Player Support Specialist within our gaming department in Sofia, Bulgaria! In this vital role, you will be the primary support representative for our Romanian-speaking gaming community, dedicated to delivering outstanding assistance and creating memorable gaming experiences.As a Player Support Specialist, you will address player inquiries, troubleshoot game-related concerns, and foster a positive community atmosphere. We seek passionate gaming enthusiasts with excellent communication skills to engage effectively with our players.Key ResponsibilitiesDeliver exceptional support to Romanian-speaking players through email, chat, and social media platforms.Resolve technical issues, answer gameplay queries, and handle account-related inquiries.Maintain thorough documentation of customer interactions within our support system.Collaborate with cross-functional teams to effectively resolve complex player issues.Gather player feedback and relay it to the development team for continuous product enhancement.Contribute to creating a welcoming and engaging gaming community.Stay up-to-date with the latest gaming trends and updates relevant to our offerings.

Feb 19, 2026
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company
Full-time|On-site|Pleven, Pleven Province, Bulgaria

Mercier Consultancy proudly partners with Riot Games to present an enticing opportunity for a Spanish-Speaking Player Support Specialist located in Sofia, Bulgaria, complete with full relocation assistance! Immerse yourself in a globally renowned gaming company dedicated to enhancing player experiences across the globe.As a Spanish-Speaking Player Support Specialist, you will play a pivotal role in delivering top-notch support to Spanish-speaking gamers, swiftly and professionally addressing their inquiries and concerns. Your enthusiasm for gaming and exceptional communication talents will be crucial in nurturing a vibrant and supportive player community.Key ResponsibilitiesProvide outstanding support to Spanish-speaking players across multiple channels including email, chat, and social media.Diagnose and resolve technical, gameplay, and account-related issues efficiently and accurately.Document and maintain precise records of all player interactions and support cases.Work collaboratively with cross-functional teams to tackle complex player issues and enhance overall player satisfaction.Collect and communicate player feedback to Riot Games’ development teams for ongoing product enhancement.Promote a positive, inclusive, and supportive gaming community through professional and empathetic communication.Stay informed about the latest Riot Games products, updates, and trends in the gaming industry.Successful candidates will benefit from full relocation support to Sofia, Bulgaria.

Mar 26, 2026
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company
Full-time|On-site|Paris, Île-de-France, France

Join Mercier Consultancy as a French Player Support Specialist in our vibrant gaming department located in Sofia, Bulgaria! As the primary support contact for our French-speaking gaming community, you will play a crucial role in delivering top-notch assistance and ensuring an enjoyable gaming experience.Your responsibilities will include addressing player inquiries, troubleshooting game-related issues, and fostering a welcoming environment for our players. We seek dedicated individuals with exceptional communication skills and a passion for enhancing the gaming community.Key ResponsibilitiesDeliver outstanding support to French-speaking players via email, chat, and social media platforms.Troubleshoot and resolve technical issues, gameplay inquiries, and account-related concerns.Accurately document all player interactions and support requests in our customer relationship management system.Collaborate with cross-functional teams to effectively resolve complex player issues.Gather and communicate player feedback to the development team for potential game enhancements.Contribute to creating a positive and engaging community atmosphere through exceptional support.Stay updated on the latest gaming trends and product developments.

Feb 19, 2026
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companyKaizen Gaming logo
On-site|On-site|Sofia, Bulgaria

Welcome to Kaizen Gaming!At Kaizen Gaming, the driving force behind Betano, we stand as one of the leading GameTech companies globally, operating across 19 dynamic markets. Our commitment is to harness the latest technological advancements, delivering unparalleled experiences to millions of customers who rely on us for their entertainment.With a vibrant team of over 2,700 Kaizeners from more than 40 nationalities across three continents, we embrace diversity and innovation.Proudly recognized among the Best Workplaces in Europe and certified as a Great Place to Work, we promise that every day here is unique and filled with potential. Are you ready to Press Play on your career?About the Role:As a Lead Principal Backend Engineer, you will be pivotal in designing and evolving high-performance, scalable backend systems. We seek a technical expert who excels in leadership and mentorship, guiding engineers at all levels. Your expertise will drive the development of our robust software solutions while collaborating with cross-functional teams to achieve excellence.Your Responsibilities Include:Architecting & Innovating: Partner with our agile team to create scalable, secure, and high-performing backend systems that power our innovative solutions.Code Craftsmanship: Write clean and efficient code that serves as the backbone of our technology stack.Mentorship: Inspire and mentor fellow tech leaders, fostering skill development and the adoption of best practices.Performance Optimization: Spearhead initiatives to identify and enhance system performance, ensuring seamless user experiences.Integration Collaboration: Work closely with cross-functional teams to guarantee smooth system integration.Tech Trendsetter: Stay ahead of technological trends, applying emerging technologies to augment our capabilities and disrupt the industry.Best Practices Advocate: Collaborate with Principal Engineers to establish company-wide best practices and foundational software development processes.Strategic Vision: Define and concentrate on the technical roadmap, aligning it with the company's long-term goals beyond immediate business needs.

Feb 4, 2026
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companytrading212 logo
Full-time|On-site|Sofia

Join Us in Empowering Wealth CreationAt trading212, we are redefining the landscape of trading and investing by crafting innovative products that resonate with users. Our commitment to excellence and rapid execution has been pivotal to our growth.Currently, we proudly support over 4.5 million clients, managing more than €30 billion in assets—an impressive reflection of the trust and scale we’ve achieved in just a few years.Your Role and ResponsibilitiesTake a comprehensive approach to problem-solving, integrating business challenges, service architecture, and the technological landscape into your solutions.Lead the full software development lifecycle (SDLC), from requirements gathering and design through coding, testing, deployment, and monitoring. You will own your code, ensuring it remains robust and optimized for enhancements when opportunities arise.Design for performance, scalability, and resilience, ensuring your code operates flawlessly in a demanding environment where downtime, latency, and data loss are unacceptable.Collaborate within small, autonomous teams with rapid release cycles, leveraging agile methodologies to maintain high velocity while preserving necessary processes.Engage in continuous learning and knowledge sharing within the team, as our growth is contingent on the company’s collective evolution and constructive feedback. What We Expect from YouA solid understanding of common communication protocols, with comfort in using HTTP, WebSockets, and AMQP, alongside the ability to discern appropriate application contexts.Experience with at least one widely-used web framework, regardless of programming language. Our technology-agnostic platform allows engineers to choose the most suitable language for specific tasks, balancing cutting-edge solutions with proven technologies.A strong grasp of RDBMS concepts, including indexing, transactions, isolation levels, and locking mechanisms, with the skills necessary to design high-performance databases.

Jun 21, 2023
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companydevexperts logo
Full-time|On-site|Sofia

Join our talented team at devexperts as a Backend Engineer, where you'll play a pivotal role in developing cutting-edge software solutions. Your expertise in backend technologies will help us enhance our products and provide exceptional service to our clients.

Mar 17, 2026
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companyEKO Bulgaria logo
Contract|On-site|Sofia, Sofia, Bulgaria

If you're passionate about EKO Bulgaria and eager to join our dynamic team but can't find a position that aligns with your expertise and experience, we encourage you to submit your application. We would love to learn more about you!

Nov 22, 2022
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company
Full-time|On-site|Eindhoven, North Brabant, Netherlands

Join Mercier Consultancy as a Dutch Language Player Support Specialist in our vibrant gaming department located in Sofia, Bulgaria! In this dynamic role, you will be the key support representative for our Dutch-speaking gaming community, dedicated to delivering top-notch assistance and guidance to players.Your responsibilities will encompass managing player inquiries, troubleshooting game-related challenges, and fostering a welcoming atmosphere for our community. We seek passionate gaming enthusiasts with outstanding communication skills who can actively engage with our players.Key ResponsibilitiesDeliver exceptional support to Dutch-speaking players via email, chat, and social media channels.Resolve technical issues, gameplay questions, and account-related inquiries.Document player interactions accurately within our support system.Work collaboratively with other teams to address complex player issues.Gather and relay player feedback to improve services.Encourage a positive gaming environment through effective player engagement.Stay informed on the latest gaming trends and updates.

Feb 19, 2026
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companyKIPMI Software logo
Full-time|On-site|Sofia, Sofia City Province, Bulgaria

Join KIPMI Software, a pioneering company born from TINQIN, which has been at the forefront of innovative software solutions for the insurance sector for over a decade. As part of the Be Ys Group, we are venturing into the realms of digital trust and identity technologies. We invite you to be a part of our dynamic team focused on developing next-generation digital trust products.Let's build the future of technology together!Key Responsibilities:Design, build, and deploy web services and applications utilizing Docker and Kubernetes in both Azure and on-premises environments.Develop and manage CI/CD pipelines using GitLab and Azure DevOps.Implement Infrastructure as Code practices with Terraform and Ansible.Ensure high availability and performance for SQL/NoSQL databases, APIs, and front-end services.Set up monitoring and alerting systems using Prometheus, Grafana, Loki, and ELK stack.Automate operational workflows and runbooks with tools such as Rundeck, Ansible, or custom scripts.Collaborate closely with product and development teams, leading troubleshooting efforts and providing technical support.Qualifications:Bachelor's degree in Computer Science, Engineering, or a related field.Robust experience in technical roles involving engineering, development, or operations.Proficient in Kubernetes and Docker with strong hands-on experience.Experienced in Linux system administration.Familiarity with at least one scripting language (e.g., Bash, Python).Experience with CI/CD tools such as GitLab CI or Azure Pipelines.Practical knowledge of Infrastructure as Code using Terraform and Ansible.Preferred Skills:Knowledge of the Java ecosystem (Java, Spring Boot, JDBC, Maven).Experience with Azure Cloud or OpenStack environments.Familiarity with GitOps workflows and identity management.Understanding of Agile methodologies and collaboration with developers and product teams.What We Offer:Competitive salary package.A stimulating and engaging work environment.Opportunity to work with cutting-edge technologies on real projects.Collaboration with a team of skilled and friendly professionals.Continuous learning and professional development opportunities.Corporate training and tech conference participation.Annual performance reviews and evaluations.Fun team-building events.

Jan 15, 2026
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companybunq logo
Full-time|Hybrid|Sofia, Sofia (stolitsa), Bulgaria

At bunq, we prioritize the safety of our users' finances. As a Reporting Agent, you will play a vital role in identifying, reporting, and preventing fraudulent activities to protect our community. Your mission is to enhance our reporting operations and ensure compliance with local regulations, all while making life easier for our users Take OwnershipYour key responsibility is to safeguard our users by promptly identifying suspicious activities and reporting them according to legal and regulatory standards In your role as a Reporting Agent within the User Quality team, you will:Ensure compliance by reporting suspicious activities to relevant Financial Intelligence Units (FIUs) and adhering to country-specific financial crime reporting protocols.Develop clear procedures and continually refine reporting processes through gap analysis and automation, enhancing scalability, accuracy, and regulatory compliance.Monitor reporting performance using analytics tools such as Retool, Looker, and Google Sheets while managing all outstanding CAP items within established deadlines.

Dec 18, 2025
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company
Full-time|On-site|Lahti, Päijät-Häme, Finland

Join Mercier Consultancy as a Finnish Player Support Specialist in our vibrant gaming department in Sofia, Bulgaria! This role is perfect for gaming enthusiasts eager to enhance the experience of our Finnish-speaking player community through exceptional support.As a Player Support Specialist, your primary responsibility will be to assist players with their queries, troubleshoot game-related issues, and foster a supportive gaming atmosphere. We are in search of dedicated individuals with outstanding communication skills and a strong commitment to customer service.Key ResponsibilitiesProvide outstanding support to Finnish-speaking players through email, chat, and social media channels.Identify and resolve technical issues, gameplay problems, and account queries.Keep accurate records of customer interactions and support cases in our database.Work collaboratively with cross-functional teams to address complex player inquiries effectively.Gather and communicate player feedback to the development team to drive continuous improvement.Create an inviting and supportive community for players.Stay informed about the latest gaming trends and developments related to our products.

Feb 19, 2026
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company
Full-time|On-site|Bonn, North Rhine-Westphalia, Germany

Join Mercier Consultancy as a German Player Support Specialist within our vibrant gaming division based in Sofia, Bulgaria! In this pivotal role, you'll serve as the primary support hub for our German-speaking gaming community, ensuring they enjoy an exceptional gaming experience.As our Player Support Specialist, you will address player inquiries, resolve game-related challenges, and cultivate a welcoming atmosphere for all players. We seek passionate gaming enthusiasts with outstanding communication skills to engage effectively with our community.Key ResponsibilitiesProvide top-notch support to German-speaking players through email, chat, and social media.Troubleshoot technical issues, address gameplay inquiries, and assist with account management.Accurately document player interactions and support issues in our customer relationship management system.Collaborate with cross-functional teams to efficiently resolve complex player inquiries.Collect player feedback and relay insights to the development team for continuous improvement.Contribute to building a positive and engaging player community.Stay abreast of the latest gaming trends and product developments.

Feb 19, 2026
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companyA-LIGN logo
Full-time|Hybrid|Sofia, Bulgaria - Remote/In-Office Hybrid

About the RoleThe Accounts Payable Specialist will play a crucial role in executing departmental activities and ensuring the smooth operation of our global financial processes. This position is essential for supporting payroll tasks and managing accounts payable operations across our diverse international presence, including the United States, Bulgaria, Panama, Ireland, the United Kingdom, and India. You will leverage your exceptional organizational and analytical skills to foster the continuous growth of our dynamic company by mastering the payroll intricacies of each country and collaborating with both internal and external stakeholders. A-LIGN will rely on you to support management through thorough data audits, payroll processing, invoice management, and the execution of critical journal entries and reconciliations that uphold our financial integrity.

Mar 16, 2026
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companyAccedia logo
Full-time|On-site|Sofia, Sofia, Bulgaria

Join Accedia as a Junior Marketing Specialist and embrace the opportunity to develop your marketing skills in a dynamic and supportive environment. We are seeking an enthusiastic individual who is passionate about learning and sharing knowledge within a collaborative team.Key Responsibilities:Create engaging articles, visually appealing graphic content, and impactful presentations tailored for our stakeholders, ensuring alignment with our brand identity.Explore and identify award competitions and PR opportunities, preparing high-quality draft submissions that reflect our values.Foster and maintain relationships within key partner ecosystems and engage in co-marketing initiatives.Enhance brand credibility by drafting and producing client-approved online reviews and formal references.Conduct periodic audits to ensure all content adheres to brand guidelines and monitor online sentiment to maintain our reputation.Collaborate closely with marketing leadership and assist with various tasks, such as proofreading materials and managing event logistics.Assist in coordinating efforts with other teams to involve the right experts and ensure timely achievement of set goals.

Feb 17, 2026
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companyAccedia logo
Full-time|On-site|Sofia, Sofia, Bulgaria

Join our dynamic team at Accedia as a Junior Java Developer! We are seeking a passionate Java software developer who is eager to learn, collaborate with others, and grow within an innovative environment.What You'll Experience:Engage in a supportive atmosphere working with international clients, encompassing a wide variety of project domains and technology stacks throughout the entire software development lifecycle. This includes developing new features, enhancing existing functionalities, troubleshooting issues, participating in testing, and creating documentation.Collaborate closely with developers of various expertise levels to analyze technical requirements, propose architectural solutions, estimate efforts, and plan tasks effectively.Maintain active communication regarding tasks, requirements, challenges, and open questions with both your team and clients.Advance your skills by learning new technologies, participating in knowledge-sharing initiatives, and pursuing professional certifications.

Feb 2, 2026
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company
Full-time|On-site|Timișoara, Timiș, Romania

Mercier Consultancy is hiring a Romanian-Speaking Gaming Support Specialist based in Sofia, Bulgaria. This position suits those who enjoy gaming and have a knack for helping others. The role focuses on supporting Romanian-speaking players and guiding them through technical problems to improve their gaming experience. What You Will Do Provide technical and customer support to players in Romanian. Troubleshoot and resolve issues related to gameplay and player accounts. Document support cases accurately and follow up to ensure resolution. Collaborate with technical teams to escalate and solve more complex problems. Stay updated on product features, new releases, and industry news to better assist customers.

Apr 16, 2026

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