
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.
Experience: 4-8 years
Required Skills:
- 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
About
The Wissen Group was founded in the year 2000. Wissen Technology, a part of Wissen Group, was established in the year 2015. Wissen Technology is a specialized technology company that delivers high-end consulting for organizations in the Banking & Finance, Telecom, and Healthcare domains.
With offices in US, India, UK, Australia, Mexico, and Canada, we offer 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.
Leveraging our multi-site operations in the USA and India and availability of world-class infrastructure, we offer a combination of on-site, off-site and offshore service models. Our technical competencies, proactive management approach, proven methodologies, committed support and the ability to quickly react to urgent needs make us a valued partner for any kind of Digital Enablement Services, Managed Services, or Business Services.
We believe that the technology and thought leadership that we command in the industry is the direct result of the kind of people we have been able to attract, to form this organization (you are one of them!).
Our workforce consists of 1000+ highly skilled professionals, with leadership and senior management executives who have graduated from Ivy League Universities like MIT, Wharton, IITs, IIMs, and BITS and with rich work experience in some of the biggest companies in the world.
Wissen Technology has been certified as a Great Place to Work®. The technology and thought leadership that the company commands in the industry is the direct result of the kind of people Wissen has been able to attract. Wissen is committed to providing them the best possible opportunities and careers, which extends to providing the best possible experience and value to our clients.
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We are looking for a passionate and experienced Java Developer with over 4 years of hands-on experience in building robust and scalable backend systems using Java, Spring Boot, and Microservices architecture.
Key Responsibilities:
- Design, develop, test, and deploy high-performance, scalable, and secure backend services using Java 8+, Spring Boot, and Microservices.
- Participate in the entire software development lifecycle (SDLC), from requirements gathering to production deployment and support.
- Collaborate with frontend developers, DevOps engineers, and product owners to deliver end-to-end features.
- Optimize application performance and ensure high availability and responsiveness.
- Write clean, maintainable, and reusable code while following best practices (coding standards, unit testing, CI/CD, etc.).
- Develop RESTful APIs and ensure their quality and consistency.
- Handle integration with external systems and third-party services.
- Participate in code reviews, provide constructive feedback, and mentor junior developers.
Technical Skills Required:
- Languages: Java 8 or above
- Frameworks: Spring Boot, Spring MVC, Spring Security
- Architecture: Microservices architecture and design patterns
- Databases: MySQL/PostgreSQL, MongoDB (optional)
- Messaging: Kafka, RabbitMQ (optional)
- API Development: RESTful APIs, Swagger/OpenAPI
- Version Control: Git, GitHub/GitLab
- Tools: Maven/Gradle, Jenkins, Docker
- Testing: JUnit, Mockito
- Cloud (optional): AWS/Azure/GCP exposure
- CI/CD & DevOps tools (optional): Jenkins, Docker, Kubernetes
Nice to Have:
- Experience in containerization and orchestration (Docker, Kubernetes).
- Knowledge of API Gateway, Service Registry (e.g., Eureka), and Circuit Breakers (e.g., Hystrix or Resilience4j).
- Experience with Agile methodologies (Scrum/Kanban).
- Familiarity with monitoring and logging tools (ELK, Prometheus, Grafana, etc.).
A B.Tech/M.Tech in Computer Sc, a SDE should have 1-3 years of experience in SW solution development. We are specifically looking for a SDE who:
- is highly proficient in Java Coreand Spring boot applications including making high quality, highly performing code under JVM environment.
- has good working knowledge in design of n-Tier databases (Postgres, NoSQL DBs e.g. Cassandra/MongoDB)
- has worked in agile development environment under open source gitlab including testing, change management
- is highly proficient in OOD, extensibility, usability, understand data pre-processing
- has exposure to full life cycle of product implementation and deployment of enterprise products driving a subsystem including development under gitlab or github.
- [Desirable] Ability to optimize an ML solution for accuracy and scale
- [Desirable] has experience in working with Advanced Java
Role - Senior Backend Developer
About
It is an AI powered GTM intelligence platform for B2B companies. We aims to become the
Master OS on top of the company's entire martech stack. We are integrating multiple sales and
marketing products into an all-in-one platform, adding smart workflows and machine learning/LLM
based intelligence applications to increase qualified pipeline and funnel conversions. It is growing
fast, has an experienced founding team and is funded by top tier investors.
About the Role
We are seeking a Senior Java Microservices Developer who is a highly skilled professional responsible for designing, developing, and maintaining microservices-based applications using Java technologies.
The job description for a Senior Java Microservices Developer typically includes the following responsibilities and requirements:
Responsibilities:
Design and develop microservices-based applications using Java technologies such as Spring
Boot, Spring Cloud, and Hibernate.
Collaborate with cross-functional teams including product managers, architects, and DevOps to
develop and implement scalable and reliable microservices.
Develop and maintain high-quality code by adhering to coding standards, best practices, and
software development methodologies.
Participate in code reviews, bug fixing, and troubleshooting to ensure high-quality code and
maintain system stability.
Work with stakeholders to understand business requirements and translate them into technical
designs.
Conduct performance analysis and optimization of microservices to ensure optimal system
performance.
Continuously improve the codebase through refactoring, code optimization, and documentation
Requirements:
Bachelor's or Master's degree in Computer Science or a related field.
5+ years of experience in Java development, with a focus on microservices development.
Strong knowledge of Java technologies such as Spring Boot, Spring Cloud, Hibernate, and RESTful
API development.
Experience in designing and developing highly scalable and reliable microservices.
Experience with containerization technologies such as Docker and Kubernetes.
Experience in developing and maintaining CI/CD pipelines.
Strong understanding of database technologies, SQL, and NoSQL databases.
Experience with cloud technologies such as AWS or Azure.
Excellent communication and collaboration skills to work effectively with cross-functional teams.
A Senior Java Microservices Developer is a critical role in the development of microservices-based
applications, and they must have a deep understanding of Java technologies and microservices
architecture to be successful in the role
Job Overview:
We are looking for a Java Developer with experience in building high-performing, scalable,
enterprise-grade applications.
You will be part of a talented software team that works on mission-critical applications. Java
developer roles and responsibilities include managing Java/Java EE application development
while providing expertise in the full software development lifecycle, from concept and design to
testing.
Responsibilities and Duties:
• Contribute to all phases of the development lifecycle
• Write well designed, testable, efficient code
• Ensure designs should follow compliance with specifications
• Prepare and produce releases of software components
• Support continuous improvement by investigating alternatives and technologies and
presenting these for architectural review
Qualifications:
• BE/MCA/BCA/MS/BS degree in Computer Science, Engineering, or a related subject
• Minimum 1 to 4 years of experience
• Proven hands-on Software Development experience
• Proven working experience in Java development
• Hands on experience in designing and developing applications using Java EE
platforms
• Excellent knowledge of Relational Databases, SQL and ORM technologies (JPA2,
Hibernate)
• Experience in the Spring Framework
• Very good English communication skills
• Optional:
o Good to have the knowledge of Angular JS framework.
o Experience to work on the Micro service architecture.
o Experience to work with Git hub & bitbucket.
o Agile methodology.
Stealth Fintech startup looking for Software Engineer with 2+ year of experience.
We are looking to hire few engineers for this position ASAP.
Well funded !
Permanent Remote Position !
Competitive Salary !
You will be a part of the founding engeering team. We are working cutting edge technology stack such as Cassandra, Terraform, Kubernetes, Redis, MongoDB, InfluxDB, Graphana, GoLang, AWS.
You will get the opportunity to work on a massive scale project, crawling 100+ Million pages per day, and very complex problems which will help you grow as an engineer.
Requirements:
- Past work experience with crawler / scraper is a MUST
- Self starter mentality who can pick up new skills & can work independently
- Experience with programming languages like Java, C#, Go, Python, PHP
- Understanding of concepts like HTTP, Sessions / Cookies, IP rotation
- Expereince with AWS or Google Cloud
- Familiar with multithreading architecture
*forward your resume to (ambikadotj@semperfidotcodotin)(dot - .)
) 2+yrs of strong experience in Java/J2EE technologies (Core Java, Spring, Springboot, Hibernate,
JPA, Microservices)
*) Experience with working on Java 8.0 and its emerging road map for 11
*) Hands on experience in Springboot and good knowledge of MySQL, MongoDB
*) Hands on experience in working with Angular 6 and above. Experience working with product
management and UI/UX designers having knowledge of advanced Javascript, JQuery
*) Working knowledge on components, modules, data/event bindings, templates, using and creating
directives, writing routes, services, forms and models
*) Solid understanding of the full frontend and backend development life cycle
*) Strong experience in Spring Framework (Spring MVC, Spring security, Spring data, OAuth)
*) Experience with Webservices (SOAP and REST) and API integration. Good knowledge of JSON and
Swagger and Postman is required
*) Experience with web application servers like Tomcat, Jetty, JBoss. Knowledge of Kafka with MQTT
would be an added advantage
*) Experience with TDD, code testability standards, JUnit
*) Experience in managing configurations and deploying and hosting applications in AWS
*) Experience with DevOps tools like Git, Maven, SourceTree, Jenkins, Docker and CICD model of
development
Tech Stack: FE: ReractJS, Mobile Programming: React Native, BE: GoLang, Cloud: AWS
No.Of Positions: 10
At least 1-2 years of experience with Golang, over all IT Experience should be over 4 years. Independent Contributor role Have expertise in implementing micro services (using tools and technologies for messaging, RPC, containerization, etc.) Experience working with SQL/NoSQL databases, ability to write complex queries and optimize them Golang Libraries knowledge good to have: Gorm, Gin, Viper, AMQP, validator, etc
Job Description:
3+ years of experience as a JAVA/J2EE technologies developer in delivering highly available and scalable applications in a cloud operating environment. - Expertise in Spring framework and equivalent.
- Experience in developing Java Microservices using spring boot, docker, Kubernetes etc.
- Programming expertise in Java, JavaScript; and familiarity with other languages.
- Experience building, testing, and consuming REST APIs is a must have experience.
- Experience with high-throughput messaging technologies and patterns; Kafka and/or related technologies a plus.
- Exposure to databases of any types relational, analytical, columnar, etc; including MySql.
- Experience with Git source control and building/maintaining Continuous Integration and Delivery pipelines; Jenkins experience a plus.
- Expertise in Object-Oriented Development.
- Experience working in an Agile/Scrum-inspired delivery methodology. - Expertise with database programming, transaction management. Expertise with build tools – MAVEN, Gradle.
- Expertise in design patterns and data structures.
- Good understanding of Unit test tools.
- Good analytical skills to break down requirements and solve complex problems.
- Good understanding of Source control toolsets.
- Well-developed verbal and written communication skills.
- Proven track record to meet aggressive timelines.
Required Skills:
Good to have
- Understanding CI tools like Jenkins, Bamboo.
- Experience with Google Cloud Platform or equivalent.
- Experience with Microservices and/or Monolith to Microservice migration.
- Experience with frontend technologies like to react, angular is a plus
- Good Linux experience
CommerceIQ is a well funded fast growing enterprise SaaS platform that is helping brands grow and sell more on e-commerce channels through its machine learning technology. Are you excited about building distributed crawling engine at global scale that will crawl and parse 1000’s of websites with 10+ million crawls on a daily basis? Would you enjoy building something as ambitious as “Google/Facebook Ad platform” for Amazon (and other e-commerce retailers)? Does building a CI/CD and containerisation framework that will allow our products to be released and deployed every week across dozens of geographies and data centers seamlessly excite you? Do you find building machine learning models that will optimize billions of dollars in ad and promotions spend exhilarating? Do you find it super exciting to build a plug and play product UI platform where leaders of brands will spend hours daily (almost as much as an email inbox) to optimize their business? We can keep writing, but you will get the idea.
In our journey of building and scaling CommerceIQ, Engineers and data scientists in our team tackle these and many more problems daily. If you are as excited as we are after reading this, we would love to talk to you! 30+ global brands including Kellogg, Unilever, Johnson & Johnson, MARS, Nestle, Logitech and many more trust our product to manage their growth on Amazon. If you are excited about building product that will write the script for how brands sell and grow on e-commerce channels please reach out to us.
Are you ready to power intelligent commerce? @CommerceIQ, you will :
• You will be responsible for developing, testing and releasing features within time and with high quality that will drive revenue and margin impact to top brands.
• You will be designing your own features keeping in mind the scale and high availability of the systems. • You will be working with the team and expected to perform code reviews, conduct design discussions and mentor other developers.
•You will be the owner of your feature and work directly with product teams to drive customer impact.
• You will be expected to participate in all phases of the software development cycle as part of a Scrum team.
Experience : 3+ Years in developing in designing and developing complex and scalable software modules..
Skillset : • The ideal candidate will be an experienced Java developer with exceptional software system design, problem solving, and object-oriented coding skills
• Experience with distributed transaction-processing systems or asynchronous messaging technology is required.
• Good understanding of system performance trade-offs, load balancing, and engineering for high availability.
• Obsessed about building quality software and owning end to end responsibility for the developed features.
• Understanding of enterprise information systems, service oriented architectures, and operational data stores is a plus
• BS or MS in Computer Science/Engineering, Mathematics, Statistics or similar degree from a top tier institution
Few words about Unify Technologies: Unify a Digital Engineering company. We help our clients by providing Digital Engineering Services to develop high-quality products. We have extensive experience in software product engineering and a successful track record of delivering on aggressive delivery plans without compromising on the quality in Cloud, Mobile, and Data practices.
If you are looking for a solid opportunity to put your Computer Science skills to test you are in the right place. We need some hard-core programming help to help enhance our Data management frameworks used to move data between platforms and systems seamlessly.
Employment Type: Full-Time
Position: Sr SDE - Senior Software Development Engineer (Java Back-End Development)
Project: Product-Apple’s Maps and Advertising Platforms
Experience: 4-8 Years
Key Skills: Java Programming + Spring Boot + REST / Java + SQL
Joining time: Immediate to 30 days
Work Location: Hyderabad - India
Education: Master’s/Bachelor’s degree in Computer Science, Statistics, Engineering or a related technical discipline will be preferred
Detailed Job Description: At UNIFY, great ideas have a way of becoming great products, services, and customer experiences very quickly. Bring passion and dedication to your job and there's no telling what you could accomplish.
We are looking to hire extraordinary individuals with strong communication and interpersonal skills and ability to work effectively across multiple business and technical teams. As a part of this team, you will build cutting edge software service, one that is continually innovating and is proud of making a difference.
You should be a self-starter, motivated, with exceptional interpersonal skills as well as a positive and flexible approach to problems. The applicant should have the ability to thrive in a fast-paced, tight deadline delivery timeline. As a part of this dynamic team, the applicant will help us build the product experience on a global scale.
If you’ve responded positively to the above questions and want to work in a great, international team, that is passionate, creative, ambitious, open to knowledge-sharing, and loves to cooperate with each other - join us!
Key Qualifications:
-
Minimum of 4 years experience implementing large-scale production systems
-
Hands-on experience with design, development and productizing highly available, distributed and scalable transactional enterprise systems.
-
Strong hands-on programming experience in Java/J2EE building middleware or backend applications.
-
Strong development experience of microservices architecture in a highly distributed environment with web services, Spring, Spring Boot, Hibernate and SOA
-
Experience with RDBMS like Oracle and NoSQL databases such as MongoDB, Couchbase, Elasticsearch
-
Sharp troubleshooting skills and real-world systems deployment experience.
-
Proven track record with rapid development cycles and demanding schedules
-
Experience doing Software Development using Agile methodologies
-
Understanding or experience working on Cloud technologies is a plus
Roles & Responsibilities:
-
Design and implement web APIs.
-
In this role, you will be involved in the end to end cycle of design, development and deployment of core services for mission-critical customer-facing applications.
-
Results-oriented and demonstrate a high degree of ownership and accountability.
-
Experience handling distributed vendor resources
-
Creative problem solver and excellent collaborator, who thrives in a fast-paced, innovative environment.
-
Communicate quickly and effectively; vertically and horizontally through the organization.
-
Influence others to get things done.
-
Must possess excellent problem-solving & analytical skills.
-
Handle ambiguity and solve problems despite uncertainties.
-
Ability to lead large projects focusing on innovation, teamwork and results.
-
Proven track record of achieving outstanding results in a professional career







