Core Java Developer with GWT Expertise (Corp to Corp)

Join our dynamic team at System Canada Technologies as a Core Java Developer with expertise in GWT. This is an exciting opportunity to work on innovative projects and enhance your skills in a collaborative environment. We are looking for passionate developers who can contribute to the design, development, and implementation of cutting-edge web applications.

Join our dynamic team at Sonsoft Inc. as a Java Developer specializing in Web Services. We are looking for enthusiastic individuals who are eager to contribute to innovative projects and solutions. In this role, you will leverage your Java programming skills to develop robust web service applications that meet our clients' needs.

Join our dynamic team at Spruce InfoTech Inc. as a Java/J2EE Developer. In this mid-senior level role, you will leverage your expertise in Java development, along with your experience in data visualization tools such as Tableau or Qlikview, to deliver impactful software solutions.We are looking for an individual who is not only skilled in programming but also has a passion for transforming complex data into insightful visualizations. Your contributions will be critical in enhancing our clients' decision-making processes.

Join our dynamic team at Sonsoft Inc., where innovation meets excellence! We are seeking a talented Core Java Developer with expertise in web services to contribute to our exciting projects. In this role, you will collaborate with cross-functional teams to design, develop, and implement high-quality software solutions that meet our clients' needs.The ideal candidate will have a strong foundation in Core Java, coupled with a passion for developing and integrating web services. If you're eager to grow your career in a vibrant company that values tech-driven solutions, we want to hear from you!

Join Sonsoft Inc. as a Java Developer specializing in AngularJS. We are looking for skilled professionals with a passion for technology and a desire to work in a dynamic environment. In this role, you will be responsible for developing and maintaining high-performance web applications that leverage the latest technologies.

Join our innovative team at StemXpert1 as a Java Developer. We are seeking a talented professional who is passionate about designing and building high-quality software solutions. You will collaborate with cross-functional teams to enhance our applications and contribute to exciting projects that impact the future of technology.

Join our innovative team at Comtech LLC as a Java Developer. This is an exciting opportunity for entry-level candidates looking to kickstart their career in software development. You will be part of a dynamic environment where you can hone your skills and contribute to impactful projects.

Join Sonsoft Inc. as a Java Technical Architect specializing in the media industry. In this pivotal role, you will leverage your extensive experience in Java development and architectural design to drive innovative solutions that enhance our media services. Collaborate with cross-functional teams to architect and implement robust systems that meet client needs and industry standards.

Join Sonsoft Inc. as a Java Technical Architect specializing in media solutions. You will be at the forefront of designing and implementing innovative applications that enhance user experience within the media industry. This role requires a strong understanding of Java technologies, system architecture, and the ability to collaborate with cross-functional teams to deliver high-quality products.

Join our dynamic team at Sonsoft Inc., where we are seeking a talented Core Java Developer to help drive our innovative projects forward. As a key member of our development team, you will be responsible for designing, implementing, and maintaining robust Java applications. Your expertise will help us enhance our software solutions and deliver exceptional value to our clients.

Join our dynamic team at Ag Technologies 1 as a Junior Java Developer. We are seeking a motivated and enthusiastic individual who is passionate about software development and eager to grow their skills. In this role, you will be involved in designing, developing, and maintaining Java applications, collaborating with cross-functional teams, and contributing innovative solutions to enhance our products.

Join our dynamic team as a Java Developer and contribute to innovative software solutions that enhance client experiences. In this role, you will collaborate with cross-functional teams to design, develop, and implement high-quality applications using Java technologies.

Join our dynamic team as a Java Developer in Rochester, New York! We are seeking a talented individual with a passion for software development to contribute to exciting projects and collaborate with a forward-thinking team. This role involves designing and implementing robust Java applications, ensuring code quality, and participating in the full software development lifecycle.

Join our dynamic team at info-ways as a Core Java Developer, where you will work on innovative projects that shape the future of technology. As a key member of our development team, you will design, implement, and maintain high-performance applications using core Java technologies. Your expertise will contribute to enhancing our software solutions and driving our mission to deliver exceptional products to our clients.

Join our dynamic team at Sonsoft Inc. as a Lead Java Developer specializing in Core Java. In this pivotal role, you will spearhead the development of innovative software solutions while mentoring a team of talented developers. Your expertise in Java, coupled with your leadership skills, will be instrumental in driving our projects to success.

ABOUT US At Virtu Financial, we stand at the forefront of the financial industry, harnessing advanced technology to provide liquidity to global markets and deliver innovative, transparent trading solutions to our esteemed clients. As a distinguished market maker, we facilitate deep liquidity, fostering more efficient markets worldwide. Our expertise in market structure, extensive diversification, and cutting-edge execution technology empowers us to offer competitive bids and offers across over 19,000 securities at more than 235 venues in 36 countries globally. JOIN OUR TEAM We are seeking a skilled and experienced engineer to develop and maintain the critical reference data systems that support a variety of platforms within Virtu, including trading systems, quantitative research systems, and back-office operations. Our company thrives in a dynamic, fast-paced environment characterized by a meritocratic culture and a flat organizational structure. We are committed to continuous improvement, making learning and knowledge-sharing integral to our values. YOUR ROLE Aggregate, validate, enhance, and distribute extensive datasets from major data vendors such as Bloomberg and LSEG. Design, test, implement, and maintain various databases and APIs. Architect tailored software solutions for business stakeholders to optimize daily data management and evaluation across the organization. Facilitate large-scale migrations for global, multi-asset data. Oversee the daily operation of our production systems. Conduct both proactive and reactive system maintenance as needed. QUALIFICATIONS Bachelor's degree in Computer Science or a related field. A minimum of 5 years of experience with enterprise-level distributed systems, particularly in Java. Solid understanding of relational databases (SQL, Oracle RDBMS). A keen interest in trading and financial markets. PREFERRED BUT NOT REQUIRED: Prior experience in the financial services sector, particularly with trading systems. Proficiency in managing large datasets using Python. Familiarity with HBase, Hadoop, or equivalent cloud storage solutions. Understanding of the Linux environment. Experience using version control systems such as SVN or Git. Salary Range: $175,000 - $200,000 (excludes bonuses, benefits, etc.)

About Our ClientOur client is a prominent healthcare technology firm that excels in delivering workforce management, payroll, and compliance solutions tailored to regulated sectors.We are on the lookout for a Senior SQL Developer specializing in Performance Optimization. This role focuses on diagnosing, optimizing, and stabilizing a high-traffic SQL environment that supports thousands of simultaneous users. The primary responsibilities include enhancing slow-running queries, addressing locking and blocking challenges, tuning Entity Framework-generated SQL, and optimizing reporting workloads within a C#/.NET and Angular application stack.General InformationThe client manages a large-scale, real-time system where users continuously log timesheets, initiate background processes, and generate reports. The backend infrastructure is heavily reliant on SQL alongside Entity Framework, with numerous background jobs and reporting workflows operating concurrently throughout the day.As data volume and user concurrency grow, many SQL queries, stored procedures, and EF-generated queries are becoming sluggish or causing locks. We aim to bring on board an expert who can conduct a comprehensive performance audit, rewrite or fine-tune problematic queries, and enhance system reliability and responsiveness.Tasks and DeliverablesConduct a thorough performance audit of current SQL queries, stored procedures, and reporting pipelinesOptimize slow-performing queries, multi-table joins, window functions, and EF-generated SQLDiagnose and resolve locking, blocking, and deadlock issuesEnhance indexing strategies, query plans, and concurrency managementStreamline Entity Framework usage patterns and minimize unnecessary database roundtripsAssess and optimize SQL interactions within API calls and background jobsImplement monitoring solutions to track query health, performance regressions, and long-running jobsProvide comprehensive documentation and knowledge transfer to internal engineering leadershipAdditional DetailsLocation: Ramapo, New York, United States (US-based talent only)Type: Full-time 40h/week ContractWork model: Hybrid - 2-3 times/week in officeDuration: 3–6 months with potential for extensionAuthorization: Applicants must be authorized to work in the US without employer sponsorship

Join our dynamic team at Sonsoft Inc. as a Java/J2EE Developer, specializing in Actimize AIS and RCA. In this role, you will leverage your technical expertise to develop and enhance applications, ensuring compliance and performance efficiencies. Ideal candidates will thrive in a fast-paced environment and be passionate about innovative solutions.

Join our dynamic team at Epro, Inc. as a Senior Mainframe PL/1 Developer. In this pivotal role, you will leverage your expertise in PL/1 programming to enhance our mainframe applications, ensuring they meet the evolving needs of our clients. Collaborate with cross-functional teams to design, develop, and implement robust solutions, and contribute to the overall success of our technology initiatives.

Join our innovative team at Sonsoft Inc. as a Core Java Developer! We are seeking a passionate individual who thrives in a collaborative environment and is eager to tackle challenging projects. In this role, you will be responsible for developing high-quality Java applications that meet the needs of our clients. Your expertise will help drive our technical solutions and enhance our product offerings.