Core Java - Multithreading, Exception handling, Garbage collection.
at OpexAI
About OpexAI
About
We at opexAI strive to make business strategies and provide effective solutions to your complex business problems using AI, machine learning and cognitive computing approaches. With a 40+ years experience in analytics and a workforce of highly skilled and certified consultants, we provide a realistic approach to help you chart an optimal path to success.
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Roles and Responsibilities:
- Individuals are responsible for all traditional development activities analysis, design, coding, testing, and documentation.
- Add new features to existing Windows and Web-based applications in Visual Studio 2019. Interacting with internal team.
- Transform business and design needs into innovative products.
- Drive all projects to completion within deadlines.
- Perform thorough testing to find issues ahead of time.
- Engineering software needs more precise analysis & coding skillset
- Enhance skillset by working with fortune 500 clients
- Interacting with internal team.
Qualifications :
- B.E in computer science or related fields.
- Excellent programming & communication skills Strong problem solving, judgmental, and decision-making skills.
- Ability to work at the tactical and strategic levels of IT initiatives.
- Impressive hands-on experience in Java, database(Oracle), OOPS, Java Swing, Javafx.
- Self-Motivated, flexible & Innovative.
You will be part of a talented software team that works on mission critical applications. Candidates should be willing to increase his/her circle of competence by researching for solutions in handover mannual and online resources. Ability to work independently is highly appreciated.
Requirements :-
- Graduate in Computer Science, Engineering or a related subject.
- 2+ years proven hands-on Software Development experience in JAVA.
- Perseverent in solving coding problems.
- Understanding of concepts related to .xml and .xsd files like targetNamespace, schema, xml datatypes, linkbases, arcs etc.
- Strong knowledge and hands-on experience of Java OOPs concepts, inheritance, abstract classes, interfaces, generics, exception handling and multithreading.
Good to have :-
- Experience with XML parsers like SAX.
- Experience with JSON file processing libraries like GSON.
- Dependency and build management using Maven scripts.
- Familiarity with Tomcat deployment.
- Familiarity with Spring Boot.
- Familiarity with Git/SVN for version control.
Responsibilities :-
- Developing features for validation engine.
- Attending client queries and assisting the clients in product integration.
- Catchup with the XBRL domain asap.
- Debugging and fixing bugs in the codebase. Testing changes for impact using available test harnesses.
About IRIS:
IRIS Business Services Limited (IRIS), is India's only listed SaaS Company that provides technology solutions/services in the regulatory technology space in across 42 countries globally. We are a pioneer and provide XBRL/iXBRL solutions for compliance, data and analytics. We are a global company headquartered in Navi Mumbai, India with subsidiaries in USA, Singapore and Italy and an affiliate firm in the UAE.
We are a company where technology expertise and domain knowledge come together to create cutting edge compliance solutions covering data and content management and information dissemination for issuers/ enterprises, regulators, governments, institutional clients etc. Our deep hands-on expertise in the XBRL space has been built over 17 years.
We are members of XBRL International, XBRL US, XBRL Europe and XBRL South Africa. In each of these jurisdictions, we contribute significantly to the development and adoption of the standard. IRIS is an ISO 27001:2013 certified organization.
IRIS has a flat organization structure which facilitates growth, opportunities, direction-setting, decision making and ownership at various levels.
To read more about IRIS visit our website: http://www.irisbusiness.com/">www.irisbusiness.com
Are you a high-performing, collaborative, results oriented and technologically savvy person who is keen on sales in the digital industry? Then this highly visible role is for you!
Our client is the Health-tech initiative of India's largest business house. Started in 2015, it empowers healthcare providers and consumers in India. All healthcare monitoring services are made available through an app that will help connect doctors, hospitals, pharmacies, laboratories and consumers, enabling preventive and predictive healthcare. It helps the care-givers to track the entire patient journey from the initial appointment and maintaining their records, generating lab test reports to providing virtual consultation and home-care solutions. It is expected that this futuristic guide will strengthen doctor-patient relationship and enhance the in-clinic experience.
As the Java Developer, you will be responsible for developing cutting edge health-tech applications that include high scale transaction processing, intelligent bot based programs and data analytics.
What you will do:
- Building components for the company's advanced health tech platform using Java, Solr, SpringBoot, DialogFlow
- Communicating effectively in a cross-functional product development team and present ideas and solutions effectively
- Participating in technical planning and requirements gathering phases including design, code, test, troubleshoot, and document engineering software applications
- Developing the Code as per the requirements
- Working with product team and constructing the tech roadmap
- Designing, building and scaling the company's backend microservices
- Maintaining code integrity and organization
- Applying all quality requirements to make the code production ready
- Developing and deploying new features to facilitate related procedures and tools if necessary
- Developing documentation related to technical aspects and to facilitate current support, development, upgrades, or migrations
- Designing and building efficient, reusable, and reliable Java code
- Pro actively catching and fixing bugs, and providing support for the back end services
- Managing servers and infrastructure by keeping the lights on and refining the deployment architecture
What you need to have:
- Expert at hands on programming in JAVA and J2EE
- Must be from Product based companies (Should have developed Web Apps)
- Proven expertise in Java interfaces with MongoDB (or similar noSQL databases) as well as relational databases (mySQL, Postgres etc)
- Key contributor in atleast one 6+ months development project involving SpringBoot and Hibernate
- Strong understanding of application server infrastructure
- Good working knowledge of Maven based build systems
- Good understanding of build and deployment pipelines that involve ANT and Jenkins
- Proficient understanding of code versioning tools, such as Git or SVN
- Good knowledge of working on Rest APIs , Webservices
- Excellent problem-solving skills
- Hands on experience with Lucene/Solr
- Familiarity with DiagFlow based chat bot building
- Knowledge of NLP
- Learnt AI/ML systems
- Excellent interpersonal skills and the ability to build good working relationships.
- Must be self-motivated to prioritize and manage workload and meet critical project milestones and deadlines.
- Able to effectively collaborate with a team as well as take initiative and work independently to solve problems
Software Engineer - II (Backend)
As a Software Engineer – II, you'll bring a good understanding of design and coding practices and apply these independently in development. In this role - you could expect to:
- Own the lifecycle of a feature from requirement analysis to deployment and post production processes
- Perform code reviews and support your team implement best practices
- Explore trade off's on module designs
- Continuously improve performance metrics of modules owned. Performs RCAs and deploys long term fixes.
- Implement initiatives that improve engineering efficiency and excellence
- Participate in the hiring and interview process for junior developers on your team
Must have skills : Experience with Core Java, Microservices, Oracle Database and SpringBoot.
Roles & Responsibility :
- Build new decentralized microservices based on decoupled Kafka architecture
- Thorough understanding of fundamentals including OOP, Design Patterns and Data Structures
- Good knowledge of design principles
- Produce clean, efficient code based on specifications
- Recommend and implement improvements
- Has proven ability to work independently or with minimal supervision
- Drive design discussions while also working with architects if a need arises
Required Skills :
- Experience building software applications professionally using Java.
- Strong understanding of troubleshooting methodologies and root cause analysis
Soft skills required :
- Excellent interpersonal and written communication skills.
- Able to pre-empt, identify and resolve problems that are non-routine or lacking in definition
- Ability to define, implement and work to a schedule
- Good time management skills.
- Attention to detail. Able to work with little or no supervision
- Ability to work with team members across the globe
- Experience with Core Java, Angular and SpringBoot is a plus.
Educational Qualifications : B.E./ ME (CS/EE) / MCA or equivalent higher-level degree
Experience with Hibernate and Spring.
- Experience with Spring-boot, spring MVC
- Experience with all phases of the Software Development Lifecycle, including system analysis, design, coding, testing, debugging and documentation
- Teamwork & collaboration skills to work across organizations
- Problem solving skills to develop quick yet sound solutions to resolve complex issues
- Programming Language(s): Java, J2EE, JSON, HTML, DHTML, HTML 5, XML, EXTJS.
- Experience with XML/HTTP and Web Services
- Experience with HTML, JSP, CSS, JQuery / Ajax / JSON,
- Experience /Knowledge of Angular, React.
- Experience building J2EE based Web Applications
- Experience with MySql.
About the Role
The Dremio India team owns the DataLake Engine along with Cloud Infrastructure and services that power it. With focus on next generation data analytics supporting modern table formats like Iceberg, Deltalake, and open source initiatives such as Apache Arrow, Project Nessie and hybrid-cloud infrastructure, this team provides various opportunities to learn, deliver, and grow in career. We are looking for technical leaders with passion and experience in architecting and delivering high-quality distributed systems at massive scale.
Responsibilities & ownership
- Lead end-to-end delivery and customer success of next-generation features related to scalability, reliability, robustness, usability, security, and performance of the product
- Lead and mentor others about concurrency, parallelization to deliver scalability, performance and resource optimization in a multithreaded and distributed environment
- Propose and promote strategic company-wide tech investments taking care of business goals, customer requirements, and industry standards
- Lead the team to solve complex, unknown and ambiguous problems, and customer issues cutting across team and module boundaries with technical expertise, and influence others
- Review and influence designs of other team members
- Design and deliver architectures that run optimally on public clouds like GCP, AWS, and Azure
- Partner with other leaders to nurture innovation and engineering excellence in the team
- Drive priorities with others to facilitate timely accomplishments of business objectives
- Perform RCA of customer issues and drive investments to avoid similar issues in future
- Collaborate with Product Management, Support, and field teams to ensure that customers are successful with Dremio
- Proactively suggest learning opportunities about new technology and skills, and be a role model for constant learning and growth
Requirements
- B.S./M.S/Equivalent in Computer Science or a related technical field or equivalent experience
- Fluency in Java/C++ with 15+ years of experience developing production-level software
- Strong foundation in data structures, algorithms, multi-threaded and asynchronous programming models and their use in developing distributed and scalable systems
- 8+ years experience in developing complex and scalable distributed systems and delivering, deploying, and managing microservices successfully
- Subject Matter Expert in one or more of query processing or optimization, distributed systems, concurrency, micro service based architectures, data replication, networking, storage systems
- Experience in taking company-wide initiatives, convincing stakeholders, and delivering them
- Expert in solving complex, unknown and ambiguous problems spanning across teams and taking initiative in planning and delivering them with high quality
- Ability to anticipate and propose plan/design changes based on changing requirements
- Passion for quality, zero downtime upgrades, availability, resiliency, and uptime of the platform
- Passion for learning and delivering using latest technologies
- Hands-on experience of working projects on AWS, Azure, and GCP
- Experience with containers and Kubernetes for orchestration and container management in private and public clouds (AWS, Azure, and GCP)
- Understanding of distributed file systems such as S3, ADLS or HDFS
- Excellent communication skills and affinity for collaboration and teamwork
- Well versed in Core Java, OOPs concepts, collections, multi-threading, concurrency, lambdas, and streams.
- Hands-on knowledge of Spring Core, MVC, JPA, Security, transaction
- Working knowledge of REST API designing as well as development, using Spring.
- Exposure to Spring Boot, Docker, Kubernetes, OpenShift for the microservices environment.
- Savvy with SQL and database concepts.
- Ability to use frameworks like JUnit, Mockito, etc., for implementing unit testing.
- Sound understanding of code versioning tools, such as Git/bit bucket with Maven.
- Should have worked in a CI/CD environment with TeamCity/Jenkins.
Job Summary:
– We are looking for a kick ass software engineer with exceptional skills in data structures, algorithms, core java, and distributed systems. If you think you have it in you to deliver on aggressive timelines, have the hunger for growth, don’t like giving excuses, contribute to product features, be hands-on and deliver a world-class product, then we want to hear from you.
This is a predominantly back-end engineering role.
– You are a rockstar engineer with proven capabilities working on SaaS product and a passion for writing exception code.
– You are hungry for an opportunity to join a start-up and become a member of core platform team driving the company forward.
– You will be responsible for the delivery of product features as a part of the platform engineering team.
– You will be hands-on working on key features of the product.
– You will be responsible for design of back-end architectural changes and product features.
– You will have plenty of opportunity to learn and implement ideas to build products in efficient and cohesive manner.
– Understand the product mission, goals, and tasks and execute with the team to achieve them.
– Understand the design and architecture and build modules in accordance with it or recommend and make the necessary changes that adds more stability to our product.
Eligibility:
– 4+ years of experience with hands-on experience in Core Java/Kotlin
– 2+ years of experience as a technical architect with responsibility for core features
– 4+ years of working experience in cloud-based systems
– 2+ years of experience working on distributed systems
– 2+ years of experience working on Kafka and Zookeeper
– Experience working on RxJava/ Reactive Programming
– Adept on design patterns and distributed systems
– Excellent verbal and written communication
– Proficient in building REST APIs to interact with relational and non-relational data sources
– Proficient in SQL and RDBMS
– Hands on experience in code and system optimization
– Experience in working with NoSQL databases is a plus