Senior Android Engineer - Mobile Platform at SumUp | Sofia, Bulgaria

About the Team: As a Senior Android Engineer in the Mobile Platform Squad, you will play a crucial role in the foundation of Mobile Engineering at SumUp. Your team is tasked with developing and maintaining an environment that empowers Mobile Developers to efficiently deliver high-quality products. Additionally, you will provide assistance and support to SumU…

Join our dynamic team as a Senior Android Developer specializing in Kotlin, where you will take charge of the design, development, and maintenance of innovative Android applications tailored for a wide array of devices. Your primary responsibility will focus on crafting high-quality mobile applications and seamlessly integrating them with backend services. You will collaborate closely with fellow engineers and developers across various infrastructure layers, making your commitment to collaborative problem-solving and sophisticated design essential for our success.Key Responsibilities:Develop clean, efficient code for Android applications.Monitor and enhance the performance of live applications at the code level.Identify and resolve bottlenecks, debug issues, and improve application performance.Conduct unit and instrumentation tests to ensure code integrity.Work collaboratively with cross-functional teams to define and design new features.Stay updated with the latest mobile technology trends, applications, and protocols.

Ocadogroup is hiring a Senior Software Engineer in Sofia, Bulgaria. This position focuses on designing, developing, and implementing software solutions that support the company’s business goals. Role overview The Senior Software Engineer will work closely with colleagues from different teams to build and deliver products that align with customer needs. The role involves hands-on development and active participation in the full software lifecycle, from concept to deployment. What you will do Create and refine software designs to address business challenges Develop, test, and implement new features and applications Collaborate with cross-functional teams to ensure product quality Requirements Experience designing and building software solutions Ability to work collaboratively with colleagues from various disciplines Strong interest in technology and delivering results that make a difference

Join SiteGround as a Product Designer specializing in mobile app design for iOS and Android platforms. You will play a crucial role in enhancing user experiences by creating intuitive and engaging interfaces. Collaborate with our development team to bring innovative concepts to life while ensuring our brand identity remains consistent across all mobile applications.

Join NielsenIQ as a Software Engineer, where you will play a vital role in developing innovative software solutions that drive data insights and analytics. Collaborate with cross-functional teams to create applications that enhance our clients' decision-making processes.

About the Role Entain is looking for a Senior Software Engineer with deep experience in Angular to help build and improve software that shapes our user experience. This position is based in Sofia. What You Will Do Develop and maintain Angular applications that support our products and services Work closely with engineers and designers to solve technical challenges Contribute to decisions that improve code quality and user experience Help deliver reliable, high-quality software in a collaborative environment Who We’re Looking For Strong background in Angular and front-end development Experience working on complex software projects Comfortable collaborating with cross-functional teams Motivated to make a real impact on products and users

Role Overview Lifted An Upwork Company is hiring a Senior Web Software Engineer in Sofia. This position focuses on building and maintaining web applications that meet high standards for quality and user experience. The role involves hands-on design, implementation, and ongoing support of web projects. What You Will Do Design and develop web applications from concept through deployment Implement features that improve usability and performance Maintain and update existing web solutions as requirements evolve Collaborate closely with team members to deliver reliable results What We Look For Strong experience with web development technologies Commitment to writing clean, maintainable code Ability to work well with others and share knowledge Focus on delivering a smooth, effective user experience

LucidLink develops cloud-based solutions that allow teams to access data securely from anywhere. The platform is built for handling large files and extensive data sets, offering a user experience similar to a local hard drive. Founded by storage industry veterans in 2016, LucidLink enables real-time collaboration for creative organizations, including major names in media and entertainment. The company operates from San Francisco and maintains an engineering office in Sofia, Bulgaria, serving customers in over 40 countries. Role overview The Senior Fullstack Software Engineer position is based in LucidLink’s Sofia office. This role centers on building and improving the platform that supports instant, secure data access and real-time collaboration. The work directly affects how teams worldwide manage and share large-scale content. What you will do Work on technical challenges that shape global collaboration, especially in media and entertainment. Contribute to a platform designed for performance, security, and ease of use with massive data sets. Collaborate with a team of over 230 professionals, where individual input quickly influences product direction. What we value Integrity, innovation, and empathy in daily work and team interactions. Commitment to personal growth and learning as the company expands. Supportive culture that encourages advancement and open communication. Benefits Flexible paid time off Competitive salary Stock options Health coverage

At SumUp, we recognize that small businesses are the driving force behind Europe's economy. Our mission has always centered around empowering these businesses to flourish. We are now embarking on an exciting new venture: a stablecoin designed to ensure payments are instant, cost-effective, and fully compliant with regulations.This is a unique opportunity to contribute to a product that sits at the convergence of fintech, cryptocurrency, and regulatory compliance, supported by a profitable organization that serves over 4 million merchants across 35+ markets.What’s the opportunity?We are seeking a Senior Backend Engineer who is passionate about building innovative solutions from the ground up. This role is ideal for someone who thrives in fast-paced environments and desires to enhance their technical skills in a high-impact field. You will collaborate closely with our Staff Engineer and cross-functional teams to bring our stablecoin project to fruition.This newly created position is pivotal for a high-priority project. It entails a dynamic, complex environment filled with learning opportunities, perfect for an individual who enjoys tackling challenging problems and delivering high-quality code.Your responsibilities will include:Building from the ground up: Participate in technical discovery and MVP development for SURO, coding daily in Kotlin or Go.Designing reliable systems: Assist in creating high-SLA, service-oriented systems that integrate with our ledger, reconciliation, and treasury platforms.Delivering quality: Write clean, maintainable code with a focus on reliability, security, and observability.Collaborating across teams: Work alongside Product, Finance, Legal, and Banking teams to ensure features comply with regulatory standards.Expanding your skills: Learn from seasoned engineers and deepen your expertise in payments, compliance, and blockchain technologies.Owning features end-to-end: Take full responsibility for specific components from design through deployment and monitoring.

Join our dynamic team at CyberArk as a Senior Software Engineer specializing in Python. In this role, you will be instrumental in designing and developing cutting-edge software solutions that secure the world's most sensitive data.We are looking for a passionate engineer who thrives in a collaborative environment and is eager to tackle complex challenges. Your expertise will help drive innovation and enhance our product offerings.

Join our dynamic team at CyberArk as a Senior Software Engineer specializing in Secrets Hub. In this role, you will be at the forefront of developing innovative software solutions that enhance security and manage sensitive information effectively. Your expertise will contribute to designing, implementing, and maintaining robust applications that support our clients' security needs.

We are seeking a talented Staff Software Engineer to join our innovative team at CyberArk's Secrets Hub. In this role, you will play a crucial part in designing and developing advanced security solutions that protect sensitive data and manage access controls across various platforms. You will collaborate with cross-functional teams to drive the implementation of cutting-edge technologies and ensure the highest standards of security and efficiency are met.

Join our dynamic team at Bosch Group as a Senior Software Engineer specializing in AUTOSAR for the automotive sector. In this pivotal role, you will contribute to innovative projects that shape the future of mobility. Collaborate with cross-functional teams to design, develop, and implement cutting-edge software solutions that enhance vehicle performance and safety.

Join CyberArk Software Inc. as a Senior Software Engineer specializing in Workload Identity. In this pivotal role, you will be responsible for designing and implementing robust software solutions that enhance the security and efficiency of workload identity management. Collaborate with a talented team of engineers, contribute to innovative projects, and drive the development of cutting-edge technology.

About UsAt Redis, we are at the forefront of technology, powering the applications that millions rely on every day. Our innovative solutions streamline processes and enhance user experiences across various industries. If you've ever checked the weather, made an online payment, or tracked your flight status, you've touched our technology. Join us in our mission to create a faster, simpler world.We are seeking a talented and experienced Senior Software Engineer with a passion for polyglot programming, particularly in Go. You'll play a pivotal role in advancing the Redis ecosystem by enhancing the developer experience through collaboration with open source communities and contributing to our widely used client libraries.Why You'll Love This RoleIf you thrive in a collaborative environment and have a passion for open source, this is the perfect opportunity for you. We believe that APIs should be intuitive and delightful to work with, and you’ll have the chance to drive that vision forward. Your strong engineering mindset will help transform innovative ideas into reality as you work across multiple programming paradigms.Your ResponsibilitiesContribute to the development of key client libraries like go-redis, redis-py, predis, and node-redis.Engage with open source communities to foster collaboration and innovation.Promote best practices to ensure an exceptional developer experience.Assist in adding support for new Redis features in client libraries.Act as a technical lead on cross-language initiatives.Work closely with external contributors, library users, product managers, and fellow engineers to drive projects forward.QualificationsStrong team collaboration skills.Proficiency in multiple programming languages and paradigms.Experience with open source projects and community engagement.A passion for creating intuitive and enjoyable APIs.

Jobgether is seeking a Senior DevOps Software Engineer with a focus on Azure to join the team in Bulgaria. This position centers on improving development workflows and supporting reliable application deployment through strong DevOps practices and cloud expertise. Role overview This role involves working closely with other engineers to streamline processes and maintain efficient, secure deployment pipelines. The Senior DevOps Software Engineer will contribute technical insight to help solve complex problems and support ongoing improvements in the development lifecycle. What you will do Enhance and maintain Azure-based infrastructure for application deployment Collaborate with team members to refine DevOps practices Identify and address technical challenges in deployment and automation Requirements Extensive experience with DevOps methodologies Strong knowledge of Azure cloud technologies Ability to work effectively in a collaborative setting Proactive approach to problem-solving

Role overview Speechify is looking for a Tech Lead to oversee Android Core Product development in Sofia, Bulgaria. This position leads a team dedicated to building and improving mobile apps for Android devices. Key responsibilities Guide and support a team of Android developers Set the technical direction for Android projects Ensure mobile applications meet quality standards Help refine and enhance Android app features Location This role is based in Sofia, Bulgaria.

About UsAt Redis, we are pioneers in creating high-performance applications that power the digital world. If you've ever checked the weather, made a purchase, or tracked a flight online, you've experienced the speed of our technology firsthand. Join us in our mission to build simpler, faster solutions for over 10,000 clients globally.Why You'll Love Working with UsBecome a vital member of our innovative engineering team, developing and managing the infrastructure that supports our cloud service offerings. You will harness the power of cutting-edge technologies, primarily using Python, to design and optimize cloud-based systems that elevate user experiences.Your Responsibilities:· Develop API flows using Python for provisioning, querying, and optimizing cloud infrastructure, laying the groundwork for our adaptable Redis solutions.· Integrate functionalities from leading cloud service providers to enhance the flexibility and scalability of our offerings.· Collaborate with multidisciplinary teams to construct robust and scalable architectural frameworks.· Create automated tools and systems for effective cloud infrastructure management.Qualifications:· At least 5 years of software development experience, preferably with Python or Go, or other object-oriented programming languages.· Proven experience with cloud platforms, particularly AWS and GCP is advantageous.· Strong knowledge of Docker and container orchestration tools, especially Kubernetes.· Familiarity with RESTful APIs and microservices architectures.· Bachelor's degree in Computer Science or a related discipline.Bonus Points If You Have:· Practical experience with popular Python web API frameworks like Flask or FastAPI. Redis Culture and Benefits:Attractive compensation package including salary and equity options25 days of flexible vacationHybrid work model with options for remote and in-office workMonthly allowance for home internet and phone servicesOne-time setup allowance for home office equipment

Join us at Capital, a prominent trading platform renowned for its award-winning technology and exceptional client experiences. As we expand our global reach, we seek talented individuals to enrich our growing team.We're on the lookout for motivated Java Software Engineers to bolster our Backend Team and contribute to our innovative trading solutions! Our engineering team is crucial in maintaining the reliability, speed, and security of our offerings. By focusing on performance enhancement, user experience, compliance, and data protection, your contributions will be vital in ensuring seamless and secure trading for our clients.We value engineers who not only write exceptional code but also embody our core values. We want individuals who are eager to accelerate, ready to innovate and develop, who understand the importance of listening, respecting, and supporting, who aim to surpass client expectations, and who take complete ownership to drive meaningful outcomes.

WHO WE ARE:From our humble beginnings as a startup, we have transformed into a global fintech powerhouse, boasting a workforce of over 3,000 individuals from 80 diverse nationalities across 22 offices worldwide. Our rapid growth and diversification are unmatched.At SumUp, we empower businesses to receive payments effortlessly, manage orders swiftly, sell online seamlessly, and optimize their financial operations. Our mission is to equip businesses with the necessary tools to enhance both their operations and customer experiences.THE TEAM:Our advanced payments processing platform, which encompasses a variety of sub-platforms, has been the backbone of SumUp's global operations for more than a decade. A vital part of this platform is our Payouts team, dedicated to ensuring that our millions of merchants receive their payments reliably. This entire ecosystem is developed in Sofia by the Payments Tribe, consisting of several autonomous, cross-functional squads, each responsible for their segment of the platform from start to finish.We are currently in an exhilarating phase of scaling up and enhancing our existing products, while also innovating new solutions. Your contributions will be pivotal in refining and co-creating our existing and new microservices architecture, addressing complex scaling and development challenges where scalability and high availability are paramount.Join a team that prioritizes strong engineering principles and impactful solutions. You will play a significant role in the design and development of our new Java-based payout platform, utilizing cutting-edge technology to influence our product directly.OUR TECH STACK:Java (minimal setup, Spring Boot), Kafka Streams, PostgreSQL/RDBMS, RestEasy, VueJS.