SDE-2,3/Lead/EM/Staff engineer

Java Developer – Job Description Wissen Technology is now hiring for a Java Developer - Bangalore with hands-on experience in Core Java, algorithms, data structures, multithreading and SQL. We are solving complex technical problems in the industry and need talented software engineers to join our mission and be a part of a global software development team. A brilliant opportunity to become a part of a highly motivated and expert team which has made a mark as a high-end technical consulting. Required Skills: • Exp. - 4 to 7 years. • Experience in Core Java and Spring Boot. • Extensive experience in developing enterprise-scale applications and systems. Should possess good architectural knowledge and be aware of enterprise application design patterns. • Should have the ability to analyze, design, develop and test complex, low-latency client facing applications. • Good development experience with RDBMS. • Good knowledge of multi-threading and high-performance server-side development. • Basic working knowledge of Unix/Linux. • Excellent problem solving and coding skills. • Strong interpersonal, communication and analytical skills. • Should have the ability to express their design ideas and thoughts. About Wissen Technology: Wissen Technology is a niche global consulting and solutions company that brings unparalleled domain expertise in Banking and Finance, Telecom and Startups. Wissen Technology is a part of Wissen Group and was established in the year 2015. Wissen has offices in the US, India, UK, Australia, Mexico, and Canada, with best-in-class infrastructure and development facilities. Wissen has successfully delivered projects worth $1 Billion for more than 25 of the Fortune 500 companies. The Wissen Group overall includes more than 4000 highly skilled professionals. Wissen Technology provides exceptional value in mission critical projects for its clients, through thought leadership, ownership, and assured on-time deliveries that are always ‘first time right’. Our team consists of 1200+ highly skilled professionals, with leadership and senior management executives who have graduated from Ivy League Universities like Wharton, MIT, IITs, IIMs, and NITs and with rich work experience in some of the biggest companies in the world. Wissen Technology offers an array of services including Application Development, Artificial Intelligence & Machine Learning, Big Data & Analytics, Visualization & Business Intelligence, Robotic Process Automation, Cloud, Mobility, Agile & DevOps, Quality Assurance & Test Automation. We have been certified as a Great Place to Work® for two consecutive years (2020-2022) and voted as the Top 20 AI/ML vendor by CIO Insider. 

Job Title: Senior Software EngineerLocationExperienceJob DescriptionWe are seeking a Senior Software Engineer to join our dynamic engineering team, focusing on designing, developing, and optimizing large-scale ad technology systems. This role requires expertise in building high-performance, distributed systems capable of handling millions of transactions per minute. You will work closely with cross-functional teams to enhance the scalability, robustness, and performance of our real-time bidding systems.

• ResponsibilitiesDesign and implement high-performance microservices to handle large volumes of real-time data requests.
• Collaborate with the AdExchange team to optimize real-time ad buying, selling, and auctioning processes.
• Lead the development and enhancement of key features such as loss notifications and bidder engagement strategies.
• Build A/B testing mechanisms to optimize bidder responses and URL accuracy.
• Improve the scalability and reliability of critical services, utilizing advanced monitoring tools like Prometheus and Kafka.
• Conduct code reviews, create design documents, and mentor junior engineers.
• Manage end-to-end project lifecycles, from architecture design to deployment in production environments.
• Required SkillsProficiency in Java, Docker, Aerospike, Kafka, and MySQL.
• Strong understanding of distributed systems, microservices, and real-time bidding technologies.
• Experience in optimizing system performance to handle high-throughput, low-latency requirements (600,000+ requests/min).
• Expertise in monitoring and logging tools such as Prometheus, Grafana, and log management systems.
• Knowledge of cloud technologies (AWS or similar).
• Strong problem-solving skills and experience in A/B testing for optimizing system components.
• Preferred SkillsExperience in ad technology or large-scale data processing systems.
• Familiarity with JavaScript, REST APIs, and integration workflows.
• Hands-on experience with Kubernetes and event-driven architectures.

Java Developer – Job Description Wissen Technology is now hiring for a Java Developer - Bangalore with hands-on experience in Core Java, algorithms, data structures, multithreading and SQL. We are solving complex technical problems in the industry and need talented software engineers to join our mission and be a part of a global software development team. A brilliant opportunity to become a part of a highly motivated and expert team which has made a mark as a high-end technical consulting. Required Skills: • Exp. - 4 to 7 years. • Experience in Core Java and Spring Boot. • Extensive experience in developing enterprise-scale applications and systems. Should possess good architectural knowledge and be aware of enterprise application design patterns. • Should have the ability to analyze, design, develop and test complex, low-latency clientfacing applications. • Good development experience with RDBMS. • Good knowledge of multi-threading and high-performance server-side development. • Basic working knowledge of Unix/Linux. • Excellent problem solving and coding skills. • Strong interpersonal, communication and analytical skills. • Should have the ability to express their design ideas and thoughts.

We are a digital transformation boutique with an elite group of software scientists. Our passion is to develop highly modular systems that scale seamlessly. We develop enterprise solutions involving data engineering, system integration, enterprise search & and analytics. Our clients like us for getting to the crux of the business problems and coming up with futuristic solution approaches with our design thinking.

Job description

Brevitaz Systems is looking for Java developers with deep knowledge of the Java ecosystem. We are looking for self-motivated engineers who are excited about building high-quality and high-performance software backends.

Here is what you will be doing on your journey with us.

What we offer

• Open, positive, and learning culture surrounded by helpful colleagues with a growth mindset
• Work with client teams consisting of decades of experience in various technologies & domains
• Best-in-industry salary standards
• 5 days work week
• Family health insurance cover
• No-politics and values-driven culture
• Occasional WorkFromHome even in non-COVID19 times
• Contribute to large-scale products used by Fortune 100 companies
• Opportunity to work on highly distributed systems

Must have

• Proactive and inherent nature of working with ownership
• Ability to understand and explain requirements clearly, and ask necessary questions to remove any ambiguity
• Strong core Java & OOP fundamentals
• Excellent communication skills
• Experience with complex SQLs and stored procedures (MySQL/Postgres/Oracle)
• Experience in taking decisions on high-level designs in distributed cloud backend systems
• Experience in working with one of the web frameworks (SpringBoot/Struts2)
• Experience in working with one ORM technology (JPA/Hibernate)
• Debugging & troubleshooting skills
• Ability to coach & mentor colleagues effectively

Roles and Responsibilities

• Actively participate in client calls for requirement grooming and designing
• Participate in design discussions with fellow team members and client
• Present groomed tickets and designs to team members for design discussion
• Performance optimization of existing use cases by understanding code, architecture, database design, and stored procedures
• Developing Java code, SQL, and stored procedures for new features and enhancements
• Ensure best practices of code reviews and defect-free deliveries
• Research new tools & technologies required for the project

Join hands with us to build intuitive products for our valued clients!

Required Skills:

• 2+ year of experience in Development in JAVA technology.
• Strong Java Basics
• SpringBoot or Spring MVC
• Hands on experience on Relationl Databases (SQL query or Hibernate) + Mongo (JSON parsing)
• Proficient in REST API development
• Messaging Queue (RabitMQ or Kafka)
• Microservices
• Any Caching Mechanism
• Good at problem solving

Good to Have Skills:

• 4+ years of experience in using Java/J2EE tech stacks
• Good understanding of data structures and algorithms.
• Excellent analytical and problem solving skills.
• Ability to work in a fast paced internet start-up environment.
• Experience in technical mentorship/coaching is highly desirable.
• Understanding of AI/ML algorithms is a plus.

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:

Job Description

We are looking for Advance Java developers who want to help us design cutting edge scalable products to meet our rapidly growing business. We are building out a team and looking for multiple levels but you should have at least 4-6 years of programming experience.

Key Responsibilities

         Build high availability and extreme reliable high volume transactional systems.

         Deliver reliable solutions that handle massive data and high traffic.

         Complete ownership of problem-free execution of owned modules and solutions.

         Focus on code optimization, code quality, maintainability etc.

         Team Handling.

Skills required

         MS or BS/B.Tech / MCA in computer science.

         Hands-on experience in Core J2EE or Core Java (collection, multithreading).

         Proficiency in Struts 2.0 & Springs, Hibernate, JDBC, JSP, Servlets , JMS / Radius, Redis , Microservices , 

         Strong working knowledge of Databases – MySQL, OS - Linux.

         Experience and knowledge of open source tools & frameworks, broader cutting edge          technologies around server side development.

         Excellent data structure & algorithm and problem solving skills.

         Customer-focused, react well to changes, work with teams and able to multi-task.

         Must be a proven performer and team player that enjoy challenging assignments in a high-energy, fast growing and start-up workplace.

         Must be a self-starter who can work well with minimal guidance and in fluid environment.

Note: Must have worked on Payment Gateway Development.

Must be willing to work in a startup fast paced environment.

Joining : Immediate

What we look for:

• Strong analytical and problem-solving skills
• Hands on programming work in Advance Java, Springs, Spring Boot framework,
• Ability to independently work on complex business requirements 
• Ability to communicate clearly and concisely 

What will you do:

You will independently work on designing and developing solutions that solve customer’s business problems. You will own the assigned problem statements, evaluate multiple technical approaches and use design-thinking to take independent decisions while implementing the solution. You will also guide junior members of the team and participate in code and design review process.

Who should apply:

You have -

• a graduate degree in BE, BTech, MTech, MCA from a reputed institute
• 5 to 7 years of hands-on experience in programming Core Java 8, Spring Boot, Spring Rest Template, Spring Security, Spring Data, Spring JDBC Template
• Good to Have experience/knowledge on Docker, Oracle, MongoDB, Quartz Scheduler, Shell scripting
• Working experience with Windows, Linux environments

Position: Senior Java Developer / Tech Lead

Work Location: Bangalore; India

Type of Employment: Full-time, Permanent

Experience: 6 to 10 years of Experience

• Proficient in Java/J2EE , core java, full stack development experience ( Database to UX)
• Must be proficient with integration with third-party applications within the enterprise and outside the organizations (API)
• Must be good in writing highly optimized code.
• Must be good at abstracting solutions - reduce time and cost to build
• Experience with Workflow Engines like Activiti will be an advantage
• Good understanding of native Android code/interface with Android apps, if preferable
• Must be an expert in managing data at the application database level - Transaction and Reporting database design
• Must be good in coding & product development
• Experienced with monitoring and observability
• Experienced with production support and debugging (heap dumps, thread dumps etc)
• Experience in Logistics domain is desirable
• Prior startup experience is preferred

Requirements:

• Bachelor’s or equivalent degree in Computer Science / BE
• Ability to handle the team of 7 to 8 members and giving guidance to the team
• Strong problem-solving skills
• Ability to respect deadlines and will to perform in an accelerated learning environment.

Key Skills: Java, J2EE, JSP, Spring, Angular, Apache, MySQL, SQL Queries,LinuxEnviroment, HTML, JQuery, Java Script, Version Control, .Net, Activiti, IBatis, Maven – Build, Git Hub, J Bos, CSS, HTML 5, JIRA, Selenium,AWS – Server Handling, Android, React JS

Note: Hiring from logistics and Ecommerce company only and 30-45 days’ notice is ok and can also buy back notice if required.

Responsibilities:

• Strong Technical Chops: You should know how to build highly scalable, robust, and fault-tolerant services that support our unique rate-of-growth requirements.
• You should be on top of the latest architectural trends.
• Fast Learners: We are looking for folks who thrive on new technologies and don't believe in one-size-fit all solutions.
• You should be able to adapt easily to meet the needs of our massive growth and rapidly evolving business environment.

• You understand requirements beyond the written word.
• Whether you're working on an API used by other developers, an internal tool consumed by our operation teams, or a feature used by millions of customers, your attention to details leads to a delightful user experience.

Requirements:

• Strong knowledge of MySQL, NoSQL, PostgreSQL, ElasticSearch.
• Experience in Java and web technologies.
• Experience in any one scripting language like Python.
• Hands-on experience with systems that are asynchronous, RESTful and demand concurrency.
• Knowledge of best software engineering practices for all stages of software development life cycle, including coding standards, code reviews, testing and deployment.