Senior Java Developer - Exchange Service

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.

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 adherence to best practices in enterprise environments. Main ResponsibilitiesDevelop and maintain backend applications in JavaDesign and implement RESTful APIsParticipate in architecture design and technical decision-makingApply best practices such as clean code and SOLID principlesConduct unit and integration testingEngage in code reviews and mentorshipCollaborate with teams using agile methodologiesResolve incidents in production environments

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

About Judi HealthJudi Health is a pioneering health technology enterprise dedicated to reshaping the healthcare landscape. We provide an extensive array of solutions tailored for employers and health plans, including:Capital Rx, a public benefit corporation offering comprehensive pharmacy benefit management (PBM) solutions for self-insured employers,Judi Health™, delivering full-service health benefit management solutions to employers, third-party administrators (TPAs), and health plans, andJudi®, the industry-leading proprietary Enterprise Health Platform (EHP) that integrates all claim administration workflows into a single scalable and secure platform.Our mission is to restore trust in the U.S. healthcare system and establish the infrastructure necessary for the care we all deserve. To discover more, please visit www.judi.health.Location: Remote (for non-local candidates) or Hybrid (for candidates located in the Denver or NYC area).

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.

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.

At Rekluti, we believe that code is merely a means to an end, and our goal is to achieve engineering excellence. We are in search of technical strategists who can contribute their insights to enhance our clients' legacy. Your mission will involve spearheading the governance of distributed architectures in large-scale projects, where resilience and mastery of the Software Development Life Cycle (SDLC) are the cornerstones of every international solution we create.This role demands a comprehensive understanding of the software development lifecycle (SDLC), where your technical expertise will serve as the foundation for managing distributed architectures and ensuring the resilience of critical enterprise systems in international environments.

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

Join a Learning Organization!Are you eager to be part of a company committed to fostering your professional growth and supporting your personal projects?Become a Java Developer (H/F) at Apsid’EA!The Role:As a member of a close-knit team working for our client, you will engage in all phases of application development.You'll thrive in an AGILE environment (Kanban, iterative cycles...) with a collaborative work atmosphere.Your Responsibilities Include:Working within an Agile development environmentProviding technical recommendations and designsEstimating workloadExecuting unit testsManaging both evolutionary and corrective maintenanceThis position is available as a permanent contract (CDI).

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.

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.

AI Trainer for Advanced Java Developers About ProlificAt Prolific, we are not just another name in the AI industry; we are on a mission to create the largest repository of high-quality human data globally.Over 35,000 AI developers, researchers, and organizations utilize Prolific to collect data from compensated study participants who possess a diverse array of experiences, knowledge, and skills.The RoleWe are seeking skilled Java Developers to assist in training and evaluating state-of-the-art AI models. If you meet the qualifications, we will provide you with an assessment to evaluate your skills and fit for AI tasks. Successful candidates will be welcomed as Domain Expert participants, where you will be compensated for training and assessing powerful AI models.Researchers typically offer $40/hour for each AI task completed. You should be prepared to undertake paid tasks that require a full hour of undistracted work, although many tasks may take less time. QualificationsProficient Java developer skills with verifiable professional experience in Java development.Willingness to complete our skills verification test to determine eligibility for our Domain Expert participant pool.Meticulous attention to detail and the capacity to focus on complex tasks for up to an hour at a time.Dependable and high-speed internet connection along with access to a computer.Willingness to self-report earnings, as our participants are classified as self-employed.A PayPal account to facilitate payment from our clients.Your ResponsibilitiesCompleting AI training tasks that encompass analyzing, editing, and coding in Java.

AI Trainer - Expert Java Developers About ProlificAt Prolific, we are not just another name in the AI realm; we are on a mission to create the largest repository of quality human data worldwide.With over 35,000 AI developers, researchers, and organizations leveraging Prolific to gather insights from a diverse pool of paid study participants, we are revolutionizing the landscape of data collection.The OpportunityWe are currently seeking skilled Java Developers to assist in training and evaluating state-of-the-art AI models. If you possess the requisite experience, you will receive an assessment to evaluate your capabilities for AI-related tasks. Successful candidates will be invited to join Prolific as Domain Expert participants, where you will be compensated for training and evaluating powerful AI models.Typically, researchers offer $40/hour for each completed AI task. Please be prepared to undertake paid tasks that require one hour of uninterrupted focus, with many tasks being shorter in duration. Your QualificationsProven Java development skills with verifiable professional experience in the field.Willingness to take our skills verification test to assess your fit for our Domain Expert participant pool.Meticulous attention to detail and the ability to focus on complex tasks for up to an hour at a time.A reliable and high-speed internet connection along with access to a computer.Willingness to self-report your earnings, as our participants are classified as self-employed.A PayPal account to facilitate payments from our clients.Your ResponsibilitiesCompleting AI training tasks that include analyzing, editing, and programming in Java.

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 Gate:Gate is among the top five largest digital asset exchanges globally, both in trading volume and user base. Our mission is to accelerate the adoption of cryptocurrency and enhance the freedom of money across the world.Are you eager to join the blockchain revolution and make a meaningful impact in the cryptocurrency sector? If so, we invite you to explore this exciting opportunity with us!

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 us in shaping the future of digital assets as a Business Development Manager at gate, one of the world's leading digital asset exchanges. Our vision is to provide an unparalleled trading experience, with a strong emphasis on security and blockchain innovation. We are committed to democratizing access to crypto markets, enabling the most promising cryptocurrency projects to be traded safely and securely. If you are passionate about contributing to a decentralizing force in the world, we want to hear from you!

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.