Senior Java Backend Developer

🚀 Senior Java Developer🌎 About the OpportunityWe are seeking a Senior Java Developer to join an impactful international project. This position is 100% in Spanish, offered as a contractor role and is fully remote from LATAM.🎯 Role ObjectiveTo design, develop, and implement robust and scalable backend solutions in Java, ensuring quality, performance, and ad…

Join Binance, the world's foremost blockchain ecosystem that powers the largest cryptocurrency exchange by trading volume and user base. Trusted by over 300 million individuals across more than 100 countries, we prioritize industry-leading security, transparency of user funds, rapid trading engine performance, deep liquidity, and an exceptional array of digital asset products. Our diverse offerings encompass trading, finance, education, research, payments, institutional services, Web3 functionalities, and much more. At Binance, we harness the potential of digital assets and blockchain technology to foster an inclusive financial ecosystem, enhancing monetary freedom and improving financial accessibility globally.About the TeamThe Binance Cloud team provides a comprehensive exchange infrastructure solution that allows qualified entities to seamlessly launch and operate a cryptocurrency exchange. By leveraging Binance's state-of-the-art technology, Binance Cloud ensures top-tier liquidity, robust regulatory compliance, and reliable system stability, with extensive customization options available.We are in search of a mid to senior-level Java Engineer who possesses a strong background in developing trading systems. The ideal candidate will have a proven track record in designing systems that prioritize high concurrency and high availability.

Join Binance, the forefront of the global blockchain ecosystem, powering the world’s largest cryptocurrency exchange by trading volume and user registrations. Trusted by over 300 million individuals across 100+ countries, we pride ourselves on our industry-leading security, transparency of user funds, rapid trading engine speed, deep liquidity, and an unparalleled array of digital asset offerings. Our diverse services span trading, finance, education, research, payments, institutional solutions, Web3 functionalities, and beyond. At Binance, we harness the potential of digital assets and blockchain technology to create an inclusive financial ecosystem that promotes financial freedom and enhances accessibility for individuals worldwide.

About the RoleWe are seeking an experienced and motivated Senior Backend Engineer (generalist) with a robust background in Java and preferably Kotlin to join our dynamic team. In this remote position, you will play a pivotal role in developing our product from the ground up. Your responsibilities will include integrating with enterprise systems, scraping and analyzing large datasets, and creating systems that empower users to utilize LLMs for generating scalable sales insights—extracting critical information from millions of public documents.You could be the ideal candidate if you: Are an accomplished developer with experience in Enterprise B2B SaaS or Big Data processing within the JVM ecosystem, with Kotlin as a plus.Have a history of impactful engineering experience in a startup or smaller organization.Are enthusiastic about engaging in all aspects of backend development and have experience collaborating within small teams in fast-paced startup environments.Possess familiarity with the following technologies: Kotlin (Backend)Google Cloud Platform (GCP)Google Cloud SQL for PostgreSQLFirebasePythonHave experience with any of the following (not mandatory):Natural Language GenerationEnterprise API integrationsPrompt EngineeringLarge Scale Web Scraping & ParsingAre proficient in both written and spoken English.Our Work CultureCustomer-Centric Approach - We pride ourselves on putting customers at the heart of everything we do.Rapid Execution - We operate with a sense of urgency and decisiveness, always striving to gain momentum.Joy in the Journey - We intentionally create an environment that is both energizing and enjoyable, fostering camaraderie and resilience within our teams.Hands-On Engagement - We believe that the best ideas emerge from close engagement with our work, embracing challenges and complexities.

Join Binance, the premier global blockchain ecosystem that powers the world’s largest cryptocurrency exchange by trading volume and user base. With a trusted community of over 300 million users across more than 100 countries, we pride ourselves on our industry-leading security measures, transparency in user funds, rapid trading engine performance, and extensive liquidity. Our diverse range of offerings spans trading, finance, education, research, payments, institutional services, Web3 features, and beyond. At Binance, we harness the transformative potential of digital assets and blockchain technology to create an inclusive financial ecosystem that enhances monetary freedom and improves global financial accessibility.Become a key member of the Exchange Service team at Binance, where we strive to deliver an exceptional trading experience to over 250 million users worldwide. As a Senior Java Developer, you will play a vital role in developing and maintaining our core trading platform, ensuring its operational efficiency and reliability. Your contributions will help reinforce Binance’s position as the top choice for cryptocurrency enthusiasts globally.

Join Binance, the world’s leading blockchain ecosystem powering the largest cryptocurrency exchange globally, renowned for its cutting-edge security measures, transparency in user funds, lightning-fast trading engines, robust liquidity, and an extensive portfolio of digital asset offerings. With a customer base exceeding 300 million across over 100 countries, we are committed to leveraging digital assets and blockchain technology to foster an inclusive financial ecosystem that champions the freedom of money and enhances global financial accessibility.As a pivotal member of our KYC Technology Team, you will contribute to the development of an advanced platform designed to streamline the onboarding experience for our customers. Your role will involve creating a scalable KYC platform, spearheading innovative product launches, and seamlessly integrating with regional and global compliance vendors. We emphasize the responsible application of AI/ML technologies while ensuring adherence to both international and local regulatory standards. Step into a role that places you at the forefront of innovation and regulatory compliance within the financial technology sector.

Join Binance, the world's premier blockchain ecosystem and the largest cryptocurrency exchange by trading volume and registered users. Trusted by over 230 million individuals across 100+ countries, we pride ourselves on our industry-leading security measures, transparency in user funds, rapid trading engine capabilities, deep liquidity, and an unparalleled range of digital asset products. Our offerings encompass trading, finance, education, research, payments, institutional services, Web3 features, and much more. At Binance, we harness the transformative power of digital assets and blockchain technology to create an inclusive financial ecosystem that champions monetary freedom and enhances financial access for people globally.About the Binance Accelerator ProgramThe Binance Accelerator Program is a unique, fixed-term opportunity tailored for early career talent to immerse themselves in the fast-paced Web3 landscape. You'll gain firsthand insight into the operations of Binance and uncover the intricacies of the world’s foremost blockchain ecosystem. In addition to your core responsibilities, the program emphasizes networking and professional development, helping you expand your professional connections while acquiring transferable skills that will advance your career trajectory. For more details, click here: HERE Who Can Apply We welcome current university students and recent graduates to apply.

Join Binance, the forefront of the global blockchain revolution, and be part of the team driving innovation in the world’s largest cryptocurrency exchange, recognized for its unparalleled trading volume and user base. With over 300 million users across 100+ countries, we are committed to providing industry-leading security, transparency in user funds, rapid trading engine capabilities, and a vast array of digital asset products. Our offerings encompass trading, finance, education, research, payments, institutional services, Web3 functionalities, and more. Our mission is to harness the potential of digital assets and blockchain technology to create an inclusive financial ecosystem, advancing monetary freedom and enhancing financial access for individuals globally.We are actively seeking a Senior Java Backend Engineer (Web3 Data) to spearhead the design and development of cutting-edge on-chain data processing and computation pipelines. In this pivotal role, you will architect high-performance, scalable, and reliable backend systems that efficiently parse, transform, and analyze blockchain data in real-time across multiple chains.This position demands a robust background in Java microservices, distributed systems, and data-intensive computation, coupled with a deep understanding of Web3 ecosystems and on-chain data analytics. You will collaborate closely with blockchain researchers, data engineers, and backend teams to deliver low-latency APIs and generate large-scale data insights that power our DeFi and on-chain analytics products.

We are seeking talented Mid/Senior Java Developers to join our client's team on a full-time basis. The ideal candidates should be able to start as soon as possible. Project Overview: Government project The system is being developed from scratch and is currently in the mid-implementation phase The most intensive phase is expected to last until May, with the project planned to continue at least until August, with potential for extension. Technologies Used: Java (Spring Framework) Camunda Angular Kafka Keycloak Docker, Kubernetes, OpenShift eUI ECL Solution Logic (Brief Overview): Processes are orchestrated via Camunda Tasks are assigned to employees through API Utilizes JSON, Form.js, and Angular (eUI components) Business logic is implemented through both Camunda workers (Java) and portal modules The system consists of: an internal employee portal a citizen self-service portal Integrations: document management system, VIISP, Entra ID, with additional integrations planned. Conditions: Hourly rate between €40 - €55 Fully remote or hybrid work options available. • • Start date – ASAP

Join the dynamic team at Binance, a premier global blockchain ecosystem that powers the largest cryptocurrency exchange in the world by trading volume and user base. With over 300 million users across more than 100 countries, we are recognized for our industry-leading security, transparent user fund management, rapid trading engine, substantial liquidity, and an unparalleled range of digital asset products. Our diverse offerings span trading, finance, education, research, payments, institutional services, Web3 features, and more. At Binance, we harness the transformative potential of digital assets and blockchain technology to foster a more inclusive financial ecosystem, advancing the freedom of money and enhancing financial accessibility for individuals globally.

Join Binance, the foremost global blockchain ecosystem and the world’s largest cryptocurrency exchange, serving over 300 million users across 100+ countries. Renowned for our exceptional security, transparency in user funds, rapid trading engine, and extensive digital asset offerings, we are at the forefront of building an inclusive financial ecosystem. Our diverse services span trading, finance, education, research, payments, institutional solutions, and Web3 innovations, all aimed at advancing financial freedom and access worldwide.We are on the lookout for a talented Backend Java Engineer to join our Global Payment Card, Fiat team. This role is ideal for a seasoned professional with around 5 years of experience in backend development, specifically with Java technologies. You will be instrumental in architecting and developing robust, scalable, and secure payment solutions. If you possess a solid foundation in payment systems or fintech and are passionate about Web3 and AI technologies, this is a remarkable opportunity to be part of our innovative global payment initiatives.

Senior Java Backend Developer (DB2 / Oracle) | Remote LATAM | USD About the OpportunityWe are seeking a Senior Java Backend Developer with a strong focus on database systems (DB2 and Oracle) for a high-demand international project.This position is 100% in Spanish, contractor-based, and fully remote from LATAM. Role ObjectiveTo develop and optimize backend solutions in Java, emphasizing enterprise databases while ensuring performance, data integrity, and scalability. Main ResponsibilitiesDevelop backend applications in Java integrated with DB2 and Oracle.Design and optimize complex SQL queries.Implement database logic (procedures, functions, triggers).Analyze and enhance query performance.Participate in data-oriented architecture design.Ensure data integrity and efficiency.Collaborate with multidisciplinary technical teams.

Join Binance, the world's leading blockchain ecosystem and largest cryptocurrency exchange by trading volume and registered users. We empower over 300 million users across more than 100 countries with our commitment to security, transparency in user funds, rapid trading engine performance, deep liquidity, and a comprehensive array of digital asset products. Our offerings span trading, finance, education, research, payments, institutional services, Web3 functionalities, and more, as we harness the potential of digital assets and blockchain technology to create an inclusive financial ecosystem that enhances the freedom of money and broadens financial access globally.We are seeking a Senior Software Engineer with 5-7 years of robust experience in Spring Boot development to architect, build, and sustain high-performance, resilient distributed systems. The ideal candidate will possess a strong foundation in Java programming, demonstrate familiarity with microservices architecture, and thrive in a dynamic and fast-paced work environment. If you are passionate about cutting-edge technology and eager to make an impact in the financial sector, we would love to hear from you!

At Rekluti, we believe that while code is the medium, engineering excellence is the ultimate goal. We are on the lookout for technical strategists who can contribute their vision to enhance our clients' legacy. Your mission will involve leading the governance of distributed architectures in large-scale projects, where resilience and mastery of the Software Development Life Cycle (SDLC) serve as the cornerstones of every international solution we create.In this role, you will need a comprehensive understanding of the software development lifecycle (SDLC), where your technical experience will be pivotal for the governance of distributed architectures and the resilience of critical enterprise systems in international environments.

Are you an experienced software engineer with a passion for Java and a deep understanding of infrastructure and systems? Join us in transforming how artificial intelligence comprehends large-scale software architectures. As AI models are increasingly utilized in enterprise settings, the need for expert guidance in performance, reliability, and cloud architecture is paramount. This is where your expertise comes into play. We are looking for Software Infrastructure Specialists who are fluent in Java and possess comprehensive knowledge in systems thinking, architectural design, performance engineering, and quality assurance. In this role, you'll engage with advanced AI models, addressing complex infrastructure scenarios that involve JVM-based services, distributed systems, cloud-native environments, and enterprise-grade architectures. You will also document the challenges these models face regarding correctness, scalability, and operational behavior. Your typical responsibilities will include engaging with the model on Java-focused infrastructure and platform engineering tasks, verifying architectural decisions concerning concurrency, latency, throughput, and resource utilization. You will assess testing strategies at both the infrastructure and application levels, analyze deployment and reliability risks, capture reproducible failure modes, and provide structured feedback to enhance model evaluation and reasoning frameworks. A bachelor's, master's, or PhD in computer science, software engineering, or a related field is preferred. Hands-on experience with enterprise Java systems, cloud infrastructure, platform engineering, or roles adjacent to Site Reliability Engineering (SRE) and DevOps is highly regarded. Exceptional written communication skills and the ability to clearly articulate system behaviors and design decisions are essential for this role. Are you ready to leverage your engineering skills to build the knowledge base for the AI of tomorrow? Apply now and become a part of the team that will shape future technology.

Senior Java Backend Developer (DB2 / Oracle) | Remote LATAM | USD About the OpportunityWe are seeking a highly skilled Senior Java Developer with a strong focus on database technologies (DB2 and Oracle) for a demanding international project.This position is 100% in Spanish, contract-based, and fully remote from LATAM. Role ObjectiveTo develop and optimize backend solutions in Java, emphasizing enterprise database performance, integrity, and scalability. Main ResponsibilitiesDevelop backend applications in Java integrated with DB2 and OracleDesign and optimize complex SQL queriesImplement database logic (procedures, functions, triggers)Analyze and enhance query performanceParticipate in data-oriented architecture designEnsure data integrity and efficiencyCollaborate with multidisciplinary technical teams

Senior Java Backend Developer (DB2 / Oracle) | Remote LATAM | USD About the OpportunityWe are on the lookout for a Senior Java Backend Developer with a strong focus on databases (DB2 and Oracle) for a high-demand international project.This role is 100% in Spanish, contractor modality, and fully remote from LATAM. Role ObjectiveTo develop and optimize backend solutions in Java, emphasizing enterprise database performance, integrity, and scalability. Main ResponsibilitiesDevelop backend applications in Java integrated with DB2 and OracleDesign and optimize complex SQL queriesImplement database logic (procedures, functions, triggers)Analyze and enhance query performanceParticipate in data-oriented architecture designEnsure data integrity and efficiencyCollaborate with multidisciplinary technical teams

joinready seeks a Java Backend Developer to join its remote technical team. This position focuses on building backend systems and providing technical support to colleagues. Candidates should be comfortable with hands-on coding and have a solid understanding of backend development principles. What you will do Design and implement backend services using Spring Boot. Handle service discovery and configuration management with Eureka and Config Server. Develop solutions in environments that use OpenShift and Kubernetes (OSE). Apply design patterns like Circuit Breaker and Bulkhead to strengthen system resilience. Write and maintain unit tests with Mockito. Incorporate design patterns and hexagonal architecture into daily work. Assist team members in solving technical challenges. Contribute insights from previous team leadership experience. Requirements Experience with Java backend development and Spring Boot. Familiarity with Eureka, Config Server, OpenShift, and Kubernetes (OSE). Knowledge of design patterns, especially Circuit Breaker and Bulkhead. Ability to write unit tests using Mockito. Understanding of hexagonal architecture. Strong problem-solving skills and a collaborative approach. Background in team leadership is valued.

Remote builds a platform that helps organizations manage global employment, making it easier for businesses to recruit, pay, and oversee international teams. The company’s fully remote structure brings together team members from six continents, each contributing unique perspectives to the ongoing development of Remote’s HR platform. Automation and AI are woven into daily work, supporting efficient and compliant operations. Role overview The Senior Backend Engineer joins a cross-functional group that includes Frontend, Backend, SRE, and QA specialists. Teams are organized by product vertical, and the specific assignment will be determined during the interview process based on both business needs and personal interests. The main focus of this role is building tools, APIs, and integrations for one of Remote’s core products. Key technologies Elixir and Phoenix for backend development Postgres as the primary database React and Next.js on the frontend GitLab for version control and CI/CD AWS for hosting Continuous integration enables frequent deployments throughout the day. For more detail on engineering practices, see the Engineering Rulebook. What this job can offer Challenging projects that support global collaboration between businesses and individuals Opportunities to make a direct impact as the company grows A supportive and flexible environment that values both personal and professional growth Location This is a fully remote position open to candidates anywhere in the world.

Join Raya as a Senior Backend Engineer, where your passion for backend engineering will be recognized and valued! We are looking for an experienced professional excited to work within a Node.js environment. The ideal candidate will possess over 6 years of progressive experience, showcasing both results and leadership capabilities in their previous roles. This is a pivotal moment for our backend team as we navigate through a phase of significant growth.At Raya, we believe in fostering a culture of learning and collaboration, empowering our team members to lead solutions to challenging problems and evolve into their best selves. You will play a crucial role in supporting our backend initiatives in messaging, connectivity, and location-based mapping projects. A successful candidate will demonstrate diligence in designing scalable software architecture and embrace Raya’s vision of enhancing lives through meaningful, in-person connections.We offer a robust benefits package that includes comprehensive medical and dental coverage, a daily food delivery allowance of $50, equity-based compensation, a vibrant company culture, ample learning opportunities, unlimited vacation, 12 weeks of paid parental leave, and an annual $1,000 travel stipend for personal growth and exploration, reflecting our core values of human connection, empathy, and curiosity.