java backend engineer

Oredata Yazılım Anonim Şirketi

<div>OREDATA is a Digital Transformation &amp; IT Consulting firm with 10+ years of proven expertise and hundreds of successfully implemented projects across the EMEA region. When you join the OREDATA team, you'll be working hand-in-hand with experts focused on tackling digital, operational, analytical &amp; data science challenges with the greatest impact. We foster collaboration with proximity, an agile and autonomous approach and best practices and guiding principles.
If you want to know more about us and what we do, then visit our website: www.oredata.com
As part of our growing engineering team, we are hiring for both Frontend and Backend Engineer positions. This job post covers two separate roles, and we welcome applicants with relevant experience in either.
Requirements<ul>
<li>
Willingness to work in a collaborative, cross-functional team environment
</li><li>Ability to take ownership of assigned tasks and deliver them in a timely and high-quality manner
</li><li>Familiarity with Agile/Scrum development processes
</li><li>Strong problem-solving skills and attention to detail
</li><li>Ability to write clean, maintainable, and testable code
</li><li>Understanding of software development life cycle (SDLC)
</li><li>Comfortable using version control systems such as Git
</li><li>Ability to communicate effectively with team members, including technical and non-technical stakeholders</li>
</ul>
Qualifications<ul>
<li>
Strong knowledge of Java programming
</li><li>5+ years of experience in java development</li>
<li>Experience with Spring Framework and Microservices architecture
</li><li>Familiarity with RESTful API development
</li><li>Basic understanding of database systems (SQL/NoSQL)
</li><li>English proficiency at B1+ level (reading/writing/speaking)
</li></ul>Why Oredata?<ul>
<li>
Remote working and flexible time off</li>
<li>Open communication, flexibility and start-up spirit</li>
<li>Learning &amp; Development opportunities for both personal and professional growth</li>
<li>Opportunity to get company paid Professional Certificates (Google Cloud Platform, Confluent Kafka, etc)</li>
<li>Access to Online Training Platforms (Udemy, Pluralsight, A Cloud Guru, Coursera, etc.)</li>
<li>Dynamic work ecosystem where you can take initiative and responsibility</li>
<li>Opportunity to work on international projects</li>
<li>Opportunity to support your English</li>
<li>Private Health Insurance</li>
<li>Birthday Leave Policy</li>
</ul>
Ki&#351;isel verileriniz i&#351;e al&#305;m s&uuml;recinin y&uuml;r&uuml;t&uuml;lebilmesi amac&#305;yla veri sorumlusu s&#305;fat&#305;yla &#351;irketimiz Oredata Yaz&#305;l&#305;m A.&#350;. taraf&#305;ndan i&#351;lenecektir. Ki&#351;isel verilerinizin i&#351;lenmesi ve haklar&#305;n&#305;zla ilgili detayl&#305; bilgiye https://oredata.com/personal-data-protection-policy/ ba&#287;lant&#305;s&#305; &uuml;zerinden ula&#351;abilirsiniz.</div>

Java Backend Engineer

Binance

<div>We are seeking a highly skilled and experienced Backend Java Engineer to join our dynamic team. The ideal candidate will have a strong background in Java development, with a focus on building high-performance, scalable, and reliable backend systems. This role involves solving complex technical issues, ensuring system performance and stability, and collaborating with cross-functional teams to deliver high-quality projects.</div> <div> <div> Responsibilities: <ul> <ul> <li>Develop and implement business modules and core frameworks in Java</li> <li>Identify and resolve technical issues in Java backend systems to ensure optimal performance and stability</li> <li>Collaborate with cross-functional teams to ensure the rationality of system architecture and safeguard project quality and progress</li> <li>Participate in code reviews and provide constructive feedback</li> <li>Continuously improve and optimize existing systems for performance, scalability, and reliability</li> </ul> </ul> </div> </div> <div> <div> Requirements: <ul> <ul> <li>5 years+ of Java development experience</li> <li>Proficient in IO and multithreading technologies</li> <li>Familiar with technology frameworks such as Spring and MyBatis, as well as common NoSQL technologies</li> <li>Experience with mainstream development frameworks and common distributed system components, including caching and messaging mechanisms</li> <li>Capable of independent system design, with experience in high-concurrency, high-availability, and high-load development</li> <li>Experience in designing, developing, and tuning large-scale distributed systems</li> <li>Strong problem-solving skills and the ability to provide effective solutions to complex technical issues</li> <li>Experience in the crypto industry is advantageous.</li></ul></ul></div></div>

Java Backend Engineer - Fiat

BlackRock

<div><div><div><div><div>Locations: Gurgaon, India</div></div></div></div></div>
 <div><h2 class="jobSectionHeader">Job description</h2>
<div>About this role
About
When BlackRock started in 1988, its founders envisioned a company that combined the best of financial services with cutting edge technology. They imagined a business that would provide financial services to clients as well as technology services to other financial firms. The result of their vision is Aladdin, our industry leading, end-to-end investment management platform. With assets valued over USD $10 trillion managed on Aladdin, our technology empowers millions of investors to save for retirement, pay for college, buy a home and improve their financial wellbeing.
Are you interested in building innovative technology that crafts the financial markets? Do you like working at the speed of a startup, and solving some of the world&rsquo;s most exciting challenges? Do you want to work with, and learn from, hands-on leaders in technology and finance?
At BlackRock, we are looking for Software Engineers who like to innovate and solve sophisticated problems. We recognize that strength comes from diversity, and will embrace your outstanding skills, curiosity, and passion while giving you the opportunity to grow technically and as an individual.
We invest and protect over $9 trillion (USD) of assets and have an extraordinary responsibility to our clients all over the world. Our technology empowers millions of investors to save for retirement, pay for college, buy a home, and improve their financial well-being.
Being a technologist at BlackRock means you get the best of both worlds: working for one of the most sophisticated financial companies and being part of a software development team responsible for next generation technology and solutions.
What are Aladdin and Aladdin Engineering?<ul><li>
You will be working on BlackRock's investment operating system called Aladdin. Aladdin is used both internally within BlackRock and externally by many financial institutions. Aladdin combines sophisticated risk analytics with comprehensive portfolio management, trading, and operations tools on a single platform to power informed decision-making and create a connective tissue for thousands of users investing worldwide.</li><li>
Our development teams reside inside the Aladdin Engineering group. We collaboratively build the next generation of technology that changes the way information, people, and technology intersect for global investment firms. We build and package tools that manage trillions in assets and supports millions of financial instruments. We perform risk calculations and process millions of transactions for thousands of users every day worldwide!</li></ul>
Being a member of Aladdin Engineering, you will be:<ul><li>
Tenacious: Work in a fast paced and highly complex environment</li><li>
Creative thinker: Analyses multiple solutions and deploy technologies in a flexible way.</li><li>
Great teammate: Think and work collaboratively and communicate effectively.</li><li>
Fast learner: Pick up new concepts and apply them quickly.</li></ul>
Responsibilities include:<ul><li>
Collaborate with team members in a multi-office, multi-country environment.</li><li>
Deliver high efficiency, high availability, concurrent and fault tolerant software systems.</li><li>
Significantly contribute to development of Aladdin&rsquo;s global, multi-asset trading platform.</li><li>
Work with product management and business users to define the roadmap for the product.</li><li>
Design and develop innovative solutions to complex problems, identifying issues and roadblocks.</li><li>
Apply validated quality software engineering practices through all phases of development.</li><li>
Ensure resilience and stability through quality code reviews, unit, regression and user acceptance testing, dev ops and level two production support.</li><li>
Be a leader with vision and a partner in brainstorming solutions for team productivity, efficiency, guiding and motivating others.</li><li>
Drive a strong culture by bringing principles of inclusion and diversity to the team and setting the tone through specific recruiting, management actions and employee engagement.</li></ul>
Qualifications:<ul><li>
B.E./ B.TECH./ MCA or any other relevant engineering degree from a reputed university.</li></ul>
Skills and Experience:<ul><li>
4 + years of experience</li><li>
A proven foundation in core Java and related technologies, with OO skills and design patterns.</li><li>
Track record building high quality software with design-focused and test-driven approaches.</li><li>
Hands-on experience in Java/ Spring Framework/Sprint Boot/Hibernate</li><li>
In depth understanding of concurrent programming and experience in designing high throughput, high availability, fault tolerant distributed applications.</li><li>
Prior experience in message brokers</li><li>
Understanding of relational databases is a must.</li><li>
Demonstrable experience building modern software using engineering tools such as git, maven, unit testing and integration testing tools, mocking frameworks.</li><li>
Strong analytical and software architecture design skills with an emphasis on test driven development</li><li>
Great analytical, problem-solving and communication skills</li><li>
Some experience or a real interest in finance, investment processes, and/or an ability to translate business problems into technical solutions.</li></ul>
Nice to have and opportunities to learn:<ul><li>
Expertise in building distributed applications using SQL and/or NOSQL technologies like MS SQL, Sybase, Cassandra or Redis</li><li>
A real-world practitioner of applying cloud-native design patterns to event-driven microservice architectures.</li><li>
Exposure to high scale distributed technology like Kafka, Mongo, Ignite, Redis</li><li>
Exposure to building microservices and APIs ideally with REST, Kafka or gRPC</li><li>
Experience working in an agile development team or on open-source development projects.</li><li>
Experience with optimization, algorithms or related quantitative processes.</li><li>
Experience with Cloud platforms like Microsoft Azure, AWS, Google Cloud</li><li>
Experience with cloud deployment technology (Docker, Ansible, Terraform, etc.) is also a plus.</li><li>
Experience with DevOps and tools like Azure DevOps</li><li>
Experience with AI-related projects/products or experience working in an AI research environment.</li><li>
Knowledge of modern front-end frameworks such as React, Vue.js or Angular is a plus.</li><li>
Exposure to Docker, Kubernetes, and cloud services is beneficial.</li><li>
A degree, certifications or opensource track record that shows you have a mastery of software engineering principles.</li></ul>
Our benefits 
 
To help you stay energized, engaged and inspired, we offer a wide range of benefits including a strong retirement plan, tuition reimbursement, comprehensive healthcare, support for working parents and Flexible Time Off (FTO) so you can relax, recharge and be there for the people you care about.
Our hybrid work model
BlackRock&rsquo;s hybrid work model is designed to enable a culture of collaboration and apprenticeship that enriches the experience of our employees, while supporting flexibility for all. Employees are currently required to work at least 4 days in the office per week, with the flexibility to work from home 1 day a week. Some business groups may require more time in the office due to their roles and responsibilities. We remain focused on increasing the impactful moments that arise when we work together in person &ndash; aligned with our commitment to performance and innovation. As a new joiner, you can count on this hybrid model to accelerate your learning and onboarding experience here at BlackRock.
About BlackRock
At BlackRock, we are all connected by one mission: to help more and more people experience financial well-being. Our clients, and the people they serve, are saving for retirement, paying for their children&rsquo;s educations, buying homes and starting businesses. Their investments also help to strengthen the global economy: support businesses small and large; finance infrastructure projects that connect and power cities; and facilitate innovations that drive progress.
This mission would not be possible without our smartest investment &ndash; the one we make in our employees. It&rsquo;s why we&rsquo;re dedicated to creating an environment where our colleagues feel welcomed, valued and supported with networks, benefits and development opportunities to help them thrive.
For additional information on BlackRock, please visit @blackrock | Twitter: @blackrock | LinkedIn: www.linkedin.com/company/blackrock
BlackRock is proud to be an Equal Opportunity Employer. We evaluate qualified applicants without regard to age, disability, family status, gender identity, race, religion, sex, sexual orientation and other protected attributes at law.</div>
<div><div>Job Requisition #
 
R257207</div></div></div>

Java Backend Engineer, Aladdin Engineering, Associate

Abacus

<div>
 
 Responsibilities:
 
 
 
 <ul>
 <li>
 Develop and maintain backend applications and APIs using Java (Spring Boot or similar frameworks).
 </li>
 <li>
 Design and implement RESTful services for frontend and third-party integrations.
 </li>
 <li>
 Ensure performance, scalability, and security of backend systems.
 </li>
 <li>
 Write clean, maintainable, and testable code following best practices.
 </li>
 <li>
 Collaborate with Product, QA, and DevOps teams within agile sprint cycles.
 </li>
 <li>
 Participate in code reviews, debugging, and technical discussions.
 </li>
 <li>
 Optimize database interactions and work closely with the database team.
 </li>
 <li>
 Work with CI/CD tools (Jenkins or similar) and follow DevOps practices.
 </li>
 <li>
 Troubleshoot production issues and provide long-term solutions.
 
 
 
 </li>
 </ul>
 
 Requirements:
 
 
 
 <ul>
 <li>
 Bachelors degree in Computer Science, Software Engineering, or relevant field.
 </li>
 <li>
 2-4 years of hands-on experience in Java development.
 </li>
 <li>
 Strong understanding of Spring Boot architecture and microservices.
 </li>
 <li>
 Experience in building and consuming RESTful APIs.
 </li>
 <li>
 Familiarity with SQL/NoSQL databases.
 </li>
 <li>
 Understanding of SDLC and agile methodologies.
 </li>
 <li>
 Strong problem-solving, communication, and teamwork skills.
 
 
 
 </li>
 </ul>
 
 Nice to Have (Optional):
 
 
 
 <ul>
 <li>
 Experience with cloud platforms (AWS/Azure/GCP).
 </li>
 <li>
 Knowledge of Docker, Kubernetes, or containerized environments.
 </li>
 <li>
 Understanding of application performance tuning and distributed systems
 
 </li>
 </ul>
</div>

Java Developer

<div>At DVT, a leading global custom software development and data engineering company, we are seeking passionate Java developers to join our innovative and collaborative team! This is an opportunity to work alongside some of the most skilled professionals in the industry, leveraging cutting-edge technologies and best practices to deliver world-class solutions.
At DVT, you&rsquo;ll be part of a culture that fosters continuous learning and growth. We support your professional development with comprehensive training programs and sponsor various industry events like DevConf and GDG. Join us and push the boundaries of what&rsquo;s possible, while taking your career to new heights!<h4 class="jobSectionHeader"> 
Role and Responsibilities:</h4><ul><li>
Develop robust, scalable backend systems using Java (11&ndash;17+), with a strong focus on Vert.x and reactive programming paradigms.<ul><li>
Using Spring Boot, AWS managed Kubernetes (AWS Kubernetes Service) and Helm Charts, and microservice architectures.</li></ul></li><li>
Design and manage APIs using OpenAPI (YAML), SOAP, REST, and GraphQL.</li><li>
Integrate seamlessly with front-end technologies such as ReactJS, VueJS, Angular, and TypeScript.</li><li>
Implement event-driven and microservices-based architectures, including serverless functions where appropriate.</li><li>
Build scalable data solutions using JPA, Hibernate, MongoDB, NoSQL, and RDBMS (AWS/Azure).</li><li>
Drive CI/CD pipeline implementation, performance tuning, and system monitoring using industry-standard tools.</li><li>
Champion clean code practices and Agile methodologies across development teams.</li></ul>
Technical Knowledge<ul><li>
Core Java &amp; Frameworks: Proficient in Oracle/OpenJDK, Jakarta EE, MicroProfile, Micronaut, and the Spring ecosystem (Core, MVC, Boot, Data, Streams, Cloud, Security).</li><li>
Reactive Programming: Deep experience with Vert.x and building non-blocking, asynchronous systems.</li><li>
API Development: Skilled in designing and managing APIs using OpenAPI, REST, and GraphQL.</li><li>
Backend Technologies: Experience with Apache Kafka, JMS, JTA, AMQP, and enterprise web services.</li><li>
Architecture Patterns: Strong grasp of event-driven, microservices, and monolithic architectures; familiarity with serverless (FaaS) models.</li><li>
Data Solutions: Expertise in JPA, Hibernate, MongoDB, NoSQL, and cloud/on-prem RDBMS.</li><li>
Cloud &amp; Containerisation: Proficient in AWS, Docker, and AWS managed Kubernetes (AWS Kubernetes Service) and Helm Charts
for scalable deployments.</li><li>
Testing &amp; Automation: Hands-on with JUnit, Mockito, and Cucumber for test automation.</li><li>
Source Control &amp; CI/CD: Experienced with GitHub, Bitbucket, GitLab, and CI/CD best practices.</li></ul><h4 class="jobSectionHeader">
Required Experience:</h4><ul><li>
10+ years of professional experience in Java development (Java 11&ndash;17+).</li><li>
4+ years of experience with Spring Boot.</li><li>
2+ years of hands-on experience with cloud platforms (AWS, GCP, Azure).</li><li>
Proven expertise in Vert.x and reactive programming (non-negotiable).</li><li>
Strong understanding of CI/CD, performance tuning, and monitoring tools.</li><li>
Demonstrated success working in Agile teams and promoting clean coding standards.</li></ul>
If you're passionate about leveraging the latest technologies to build innovative solutions, we want to hear from you! Apply now and take your career to new heights with our dynamic team. 
Meet Jake: DVT Global Practice Head Java Solutions 
Who we are:</div>

Senior Java Developer (Vert.x)

Discovered MENA

<div>
 
 We are currently supporting a well-established and rapidly growing technology consultancy based in Dubai, on the lookout for skilled Java Developers to join their team. This is an exciting opportunity to work on confidential, cutting-edge projects in the online gaming and entertainment space, including platforms similar in scale and complexity to real-time messaging and gaming apps.
 
 
 
 
 
 If you're passionate about building high-performance, scalable systems and open to an international move, this could be a game-changer for your career.
 
 
 
 
 
 💡 What You&rsquo;ll Be Working On
 
 
 
 
 
 You'll be part of a cross-functional team building innovative solutions for high-traffic, global platforms in the digital entertainment space. Projects vary, from real-time communication platforms to secure, cloud-based gaming systems.
 
 
 
 
 
 🧰 Tech Stack &amp; Environment
 
 <ul>
 <li>
 Core Java / Java 11+
 </li>
 <li>
 Spring Boot, REST APIs
 </li>
 <li>
 Microservices architecture
 </li>
 <li>
 Messaging (Kafka, RabbitMQ or similar)
 </li>
 <li>
 Relational &amp; NoSQL Databases
 </li>
 <li>
 CI/CD, Docker, Kubernetes
 </li>
 <li>
 Cloud (AWS/GCP/Azure)
 </li>
 </ul>
 
 
 
 
 ✅ What We&rsquo;re Looking For
 
 <ul>
 <li>
 4+ years of experience in Java backend development
 </li>
 <li>
 Strong understanding of microservices and scalable system design
 </li>
 <li>
 Experience with cloud-native applications
 </li>
 <li>
 Bonus: Experience in gaming, fintech, or high-load environments
 </li>
 <li>
 Willingness to relocate to Dubai (relocation assistance provided)
 </li>
 </ul>
 
 
 
 
 🌍 Why Apply?
 
 <ul>
 <li>
 Relocate to Dubai &ndash; a fast-growing global tech hub
 </li>
 <li>
 Work with an international, inclusive team of 250+
 </li>
 <li>
 Be part of confidential projects with global impact
 </li>
 <li>
 Join a business that blends start-up energy with enterprise-level resources
 </li>
 <li>
 Enjoy a tax-free salary, sunny weather, and vibrant expat lifestyle
 </li>
 </ul>
 
 
</div>

Senior Java Software Engineer

<div><div>Binance is a leading global blockchain ecosystem behind the world&rsquo;s largest cryptocurrency exchange by trading volume and registered users. We are trusted by over 280 million people in 100+ countries for our industry-leading security, user fund transparency, trading engine speed, deep liquidity, and an unmatched portfolio of digital-asset products. Binance offerings range from trading and finance to education, research, payments, institutional services, Web3 features, and more. We leverage the power of digital assets and blockchain to build an inclusive financial ecosystem to advance the freedom of money and improve financial access for people around the world.</div><div></div><div> 
About the team</div><div>
Binance Cloud is a comprehensive exchange infrastructure solution that enables qualified entities to effortlessly deploy and launch a crypto exchange. Leveraging Binance&rsquo;s cutting-edge technology, Binance Cloud provides top-tier liquidity, strong regulatory compliance, and system stability, with ample room for customization. 
</div><div></div> 
<div>We are seeking a mid to senior level Java Engineer with a robust background in developing our trading systems. The ideal candidate will possess expertise in designing high-concurrency, high-availability systems.</div>
<h3 class="jobSectionHeader">Responsibilities</h3><ul><li>
Design, develop, and maintain high-performance Java-based applications for spot or futures trading systems</li><li>
Architect and implement scalable, low-latency, and fault-tolerant systems to handle high-concurrency workloads</li><li>
Optimize system performance to ensure high availability and reliability under demanding conditions</li><li>
Collaborate with cross-functional teams, including product managers, DevOps, and other developers, to deliver robust solutions</li><li>
Write clean, maintainable, and well-documented code following best practices</li><li>
Troubleshoot and resolve complex technical issues in production environments</li><li>
Stay updated on industry trends and emerging technologies to continuously improve system capabilities</li><li>
Participate in code reviews, mentoring junior developers, and fostering a culture of technical excellence</li></ul><h3 class="jobSectionHeader">
Requirements</h3><ul><li>
Bachelor's/Master's degree in Computer Science, Engineering or a related field</li><li>
5+ years of experience with backend development</li><li>
Strong expertise in designing and implementing high-concurrency, high-availability systems</li><li>
Proficiency in Java frameworks and tools (e.g., Spring, Hibernate, Maven)</li><li>
Deep understanding of multithreading, concurrency patterns, and distributed systems</li><li>
Experience with messaging systems (e.g., Kafka, RabbitMQ) and database technologies (e.g., SQL, NoSQL)</li><li>
Familiarity with microservices architecture and cloud platforms (e.g., AWS, Alibaba Cloud)</li><li>
Strong problem-solving skills and ability to work under pressure in a fast-paced environment</li><li>
Adaptive mindset with a willingness to learn and embrace new challenges</li><li>
Bilingual English/Mandarin is required to be able to coordinate with overseas partners and stakeholders</li></ul><div>
Why Binance</div><ul><li>Shape the future with the world&rsquo;s leading blockchain ecosystem</li><li>Collaborate with world-class talent in a user-centric global organization with a flat structure</li><li>Tackle unique, fast-paced projects with autonomy in an innovative environment</li><li>Thrive in a results-driven workplace with opportunities for career growth and continuous learning</li><li>Competitive salary and company benefits</li><li>Work-from-home arrangement (the arrangement may vary depending on the work nature of the business team)</li></ul><div></div><div> 
Binance is committed to being an equal opportunity employer. We believe that having a diverse workforce is fundamental to our success.</div><div>
By submitting a job application, you confirm that you have read and agree to our Candidate Privacy Notice.</div>

We may use artificial intelligence (AI) tools to support parts of the hiring process, such as reviewing applications, analyzing resumes, or assessing responses. These tools assist our recruitment team but do not replace human judgment. Final hiring decisions are ultimately made by humans. If you would like more information about how your data is processed, please contact us.</div>

Senior Java Engineer - Cloud Tech (Trading Systems)

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