
Wissen Technology is now hiring for Java Developer with hands on experience in Core Java, multithreading, algorithms, and data structure.
We are solving complex technical problems in the financial 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 highly motivated and expert team which has made a mark as a high-end technical consulting.
Required Skills:
Experience - 3+.
Experience in Core Java 5.0 and above, CXF, Spring.
Extensive experience in developing enterprise-scale n-tier applications for financial domain. 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, preferably Sybase database.
Good knowledge of multi-threading and high-volume server-side development.
Experience in sales and trading platforms in investment banking/capital markets.
Basic working knowledge of Unix/Linux.
Excellent problem solving and coding skills in Java.
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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JOB DESCRIPTION
Experience: 5+ years
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. - 5+ 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.
Key Responsibility Areas:
- Design, build and deliver Enterprise software solutions.
- Write code with standards and conventions and follow best practices.
- Encourage and lead innovation and solid lifecycle processes.
- Collaborate with development teams on work definition, estimation and prioritization
- Lead and grow as a professional software engineer.
- Full ownership of product deliveries and mentoring junior team members.
- Preparing curriculum to train junior developers for Java Web Development
- Strong client interactions to provide excellent Quality of Service.
- Owning the code base and making sure all code is reviewed and is of very high quality.
- Write and modify coding conventions and standards documents for all development
Required Skills:
Technologies/Frameworks –
- Core Java, J2EE,
- Spring Core and Spring MVC, Sprint Boot, Spring Security,
- JDBC, Hibernate, RESTful APIs, SOAP WebServices
- Knowledge of JavaScript, JQuery, AJAX, HTML5, and CSS3, Angular is added advantage
- Junit or Mockito frameworks
- Maven, Git
- Knowledge Data Structures,
- SQL, MySQL
- Designing relational database schemas
- Basics of AWS, Cloud, Microservices
- Must have strong knowledge and experience in Agile based software development methodologies. Knowledge of an Agile tool like Jira.
- Strong knowledge of working in Integrations of 3rd party APIs and creating the new APIs.
- Must have good knowledge of creating Flow diagrams, UMLs and all the required documentations.
- Domain Preference
- BFSI, FinTech
Position of the role
The Principal Engineer reports to the Domain Lead and plays a key role in driving the technical vision, strategy, and execution of development initiatives. The Principal Engineer collaborates with multiple teams to ensure that software solutions are scalable, cost-optimized, performant, and aligned with business objectives.
Result expectation in terms of result areas and core activities
The Principal Engineer is responsible for defining, designing, and overseeing the implementation of complex software solutions. This role involves deep technical expertise, mentorship, and architectural guidance across multiple teams. The Principal Engineer also acts as a thought leader, influencing technology choices, best practices, and innovation within the organization.
Main objectives of the role
✔ Leading the design and architecture of the software by following best practices that ensure scalability, maintainability, cost optimization, and high performance.
✔ Driving innovation and continuous improvements in software development practices.
✔ Providing technical mentorship and coaching to engineers across teams.
✔ Ensuring the successful delivery of high-quality software aligned with business requirements.
✔ Defining and maintaining coding standards, best practices, and governance frameworks.
✔ Collaborating with product management and other stakeholders to shape the technical roadmap.
✔ Identifying technical debt and implementing strategies to mitigate it effectively.
✔ Promoting a culture of continuous learning, knowledge sharing, and cross-team collaboration.
✔ Leading DevOps, CI/CD, and automation to improve software delivery processes and efficiency.
Specialisation
✔ Deep understanding of software architecture, system design, and performance optimization.
✔ Translating complex business requirements into scalable and efficient software solutions.
✔ Handling large data transformations and ensuring system efficiency under the required load conditions.
✔ Leading initiatives for modernizing the technology stack and implementing best practices.
✔ Ensuring that security, scalability, and maintainability are embedded into development processes.
✔ Driving research and development efforts to explore emerging technologies and their business impact.
✔ Enabling teams to develop and maintain high-quality software through code reviews, architecture guidance, and technical strategy.
✔ Collaborating with product owners and stakeholders to ensure that development aligns with business goals and user needs.
Key processes in the role
✔ Agile / Scrum / Kanban development methodologies.
✔ CI/CD and DevOps practices to streamline delivery.
✔ Cloud-native architecture, monolith and microservices-based development.
✔ Scalable and high-performance computing strategies.
✔ Secure software development lifecycle (SDLC).
✔ Data-driven decision-making.
✔ Performance optimization.
Key relationships (teams and/or position titles)
✔ Engineering Teams (Developers, QA, DevOps).
✔ Head of Engineering and Technology Leadership.
✔ Product Management and Business Stakeholders.
✔ Customer Success and Solution Architects.
✔ External Technical Partners and Vendors.
Requirements
✔ Bachelor's or Master’s degree in Computer Science, Software Engineering, or a related field.
✔ 10+ years of experience in software development, with a proven track record .
✔ Strong experience in Python and modern software engineering practices.
✔ Expertise in cloud computing platforms (AWS, Azure, or GCP).
✔ Experience in architecting and developing scalable, high-performance applications.
✔ Hands-on experience with CI/CD pipelines, DevOps tools, and automation.
✔ Deep understanding of microservices, monolith, APIs, and distributed systems.
✔ Strong experience with database technologies, including SQL and NoSQL.
✔ Excellent communication and leadership skills, with the ability to influence technical decisions across teams.
✔ A passion for mentoring, coaching, and fostering a strong engineering culture.
✔ Experience in defining and implementing technical governance and best practices.
Competences
✔ Strategic Thinking - 4
✔ Analytical Problem Solving - 4
✔ Technical Leadership & Mentorship - 4
✔ Communication & Collaboration - 3
Measures of success
✔ Technical leadership impact - measurable improvements in code quality, architecture, and scalability.
✔ Delivery of high-quality software within agreed timelines and business requirements.
✔ Successful mentorship - improvement in team skill levels, problem-solving capabilities, and innovation.
✔ Reduction of technical debt through strategic refactoring and modernization.
✔ Engineering team satisfaction - based on feedback and collaboration effectiveness.
✔ Improvements in system performance, stability, cost-optimization, and security.
✔ Adoption of best practices and emerging technologies across teams.
✔ Contribution to company-wide strategic initiatives through technical innovation and leadership.
We are looking for a highly skilled Senior Consultant Java Developer to join our team. As a Java Developer, you will play a crucial role in creating robust back-end applications and database structures. You will work closely with Frontend Developers and Lead Engineers to deliver high-quality backend code and APIs. The ideal candidate is a quick learner who can jumpstart development, highly motivated, and thrives in a collaborative environment.
Key Responsibilities:
- Develop and maintain back-end applications using Java/Java EE, Spring, and SQL.
- Design and develop RESTful services and APIs.
- Collaborate with Frontend Developers and Lead Engineers to ensure seamless integration of front-end and back-end components.
- Mentor junior team members and coordinate with lead/manager.
- Quickly adapt to new technologies and development practices.
Technical Skills and Experience:
- 6-7 years of experience in building software applications.
- Expertise in Java/Java EE, SQL, and database design (Oracle 11g, 12c).
- Strong experience with frameworks such as Spring, Spring Boot, Hibernate, and JPA.
- Knowledge of Microservices architecture and design patterns.
- Experience with application servers (Tomcat, WLS).
- Familiarity with XML technologies.
- Hands-on experience with Docker and Kubernetes.
- Experience with NoSQL databases.
- Proficient with code repository tools (e.g., SVN, Git, Mercurial).
- Prior experience with IDEs like JBuilder, Eclipse, and IntelliJ.
Key Attributes :-
- Self-starter with a high degree of motivation and a go-getter attitude.
- Ability to work in a dynamic, flexible, and collaborative environment.
- Excellent verbal and written communication skills.
- Strong leadership skills and technical ownership.
- Critical problem solver with the ability to anticipate and address issues promptly.
If you are a motivated Java Developer with a passion for back-end development and a desire to work in a collaborative and fast-paced environment, we encourage you to apply.
Job description for Backend Developer:
If interested can forward your resume to (ambikadotjsemperfidotcodotin)
For more details contact 8a3a1a0a8a4a4a6a8a2
• Hands on experience in Springboot and good knowledge of MySQL, MongoDB
• Hands on experience in building RESTful based APIs
• Develop and manage well-functioning databases and applications
• Write effective APIs
• Integration of user-facing elements developed by a front-end developers with server side logic
• Building reusable code and libraries for future use
• Optimization of the application for maximum speed and scalability•
• Implementation of security and data protection
Senior Software Engineer, Java/Python (Bangalore, Remote option available)
4+ years of experience
Zepto
Why should you look at this role?
Salary 40-55 lakh per annum
Paid leave
Sick leave
Provident Fund
What Else?
- High growth startup in quick commerce space (10 min delivery)
- Given our very high hiring bar, we offer a very competitive salary and substantial equity to create everlasting wealth for our early believers as the company grows.
- Work on real world logistics problems & benefit from the rocket ship Zepto is!
Tech Team: 40-50 (200+ in few months)
About the Employer
Zepto is a fast-growing startup that delivers products in 10 minutes through an optimised network of dark stores that we're building across the country!
Just 6 months after launching, we've raised $160 million from marquee
investors in Silicon Valley and India. Our investors include Y Combinator, Nexus Venture Partners, and many more! We’ve built out one of the best startup teams in India, with Senior Executives from Uber, Flipkart, Dream11, PhonePe, Goldman Sachs, Pepperfry, and institutions like Stanford, INSEAD, IITs, and IIMs.
The magic of Zepto is our ability to consistently deliver 2,500+ products in 10 minutes flat. It's the core of what we do, and the reason why we’ve been able to grow so fast with phenomenal customer love. Our mission is simple: to make 10-minute delivery the new normal.
Funding:
Funding Zepto has raised a total of $160M in funding over 3 rounds.
Their latest funding was raised on Dec 20, 2021 from a Series C round.
Employer Reviews:
“High Ownership, Lots of Learning, Broad Roles, Accessible Leaders”
"Alot of benefits like ZeptoJoy coupon, internet bill reimbursement and cab reimbursement is also taken care of. Overtime is paid."
Reporting structure:
Software Engineer -> Sr Software Engineer -> Lead -> EM -> AD / Director / VP -> Head of Engineering -> CTO
This role would be by and large a Individual Contributor role.
Interview Process:
- Round 1. Problem Solving + CS Fundamentals (60 mins)
- DS/Algo Problems (30 mins) - You can expect 1-2 Leetcode easy/medium questions
- CS Fundamentals (30 mins)
- Round 2. Low Level Design (60 mins)
- You would be given a trivial problem and expected to work through the low level design viz class structure, interfaces, db data models etc.
- Round 3. High Level Design (60 mins)
- You will be given a trivial problem, where we would work with you to design the system for the problem statement. We expect the detailed flow of the Functionality
- Extract APIs, if any
- Database choices
- Schema design and Scale the system, if time permits
- You will be given a trivial problem, where we would work with you to design the system for the problem statement. We expect the detailed flow of the Functionality
What You will do Everyday?
- Work very closely with the Tech Leadership and lead end-to-end development.
- Closely collaborate with product, design and business teams to understand product ideas and business needs and help deliver these as a series of ultra fast experiments.
- Architect and implement backend services with high reliability and scalability.
- Contribute to system architecture and database design.
- Set up best practices for development and champion their adoption.
- Write quality documentation and handle conflicts well to build consensus.
- Learn about new technologies and incorporate them.
- Mentor young minds and foster team spirit
Your Superpowers
- 4+ years of experience with Java frameworks like Spring / Dropwizard/Play or Python frameworks like Django/Flask/FastApi and databases like PostgreSQL/MySQL/MongoDB
- Experience in building highly scalable customer-facing applications that involve implementing complex business flows and dealing with an ever-increasing scale
- Extensive experience in object-oriented design skills, knowledge of design patterns, and huge passion and ability to design intuitive module and class-level interfaces.
- Experience in service-oriented architecture design.
- Experience building at least one application from scratch.
- Experience with cache store/message broker like Redis / RabbitMQ/Kafka
- Interest in learning new languages/framework as needed.
- Worked in a startup environment with high levels of ownership and commitment.
- A growth mindset and passionate about building things from the ground up and most importantly, you should be fun to work with.
Job Description
Software Engineer (Java)
About Ezeiatech
Founded over 8 years ago, we’ve grown from a small team in India’s start up city Gurgaon to a leading global software consultancy.
Over 100+ clients all over the globe are already satisfied by our services and the list continues to grow.
Ezeiatech is the next-generation global technology company that is helping enterprises reimagine their businesses for the digital age. Our technology products, services, and engineering are built on years of innovation, a strong culture of invention and risk-taking, and a relentless focus on customer relationships.
We expertly steer our clients through all the hurdles of their digital journey. We do it by enabling the enterprise with all the latest trends and technologies that helps prioritize the execution of change. We also empower the business with agile digital at scale to deliver unprecedented levels of performance and customer delight.
Roles & Responsibilities
- Contribute in all phases of the development lifecycle.
- Write well designed, testable, efficient code.
- Ensure designs are in compliance with specifications.
- Prepare and produce releases of software components.
- Support continuous improvement by investigating alternatives and technologies and presenting these for architectural review.
Desired Qualifications and Experience
- Computer Science or equivalent Engineering degree.
- 1 to 3 years of professional experience as a Java Developer.
- 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.
- Experience with test-driven development.

We are looking for talented and self-motivated engineers to come join us on our mission.
We have a team culture that encourages collaboration and innovation at all levels and we expect developers to take a high level of ownership for the execution of tasks assigned to them.
Roles and responsibilities:
● Understand and derive requirements from product managers and customers
● Able to design APIs and modules for scale.
● Participate in design reviews and look at opportunities to continuously improve on practices
and quality.
● Own end-to-end implementation of modules and drive the project
● Debug prod issues and solve them efficiently and quickly. Customer obsession is key
● Automate recurring day-to-day tasks.
● Show initiative to drive topics to resolution and able to collaborate with multiple teams in
delivering the project
● Mentor junior team members
● Own project deadlines and seeing through project go-live.
Job Requirements Skills
● Good problem-solving skills and ability to understand and use the right data structures and algorithms
● Use design patterns and best engineering practices to design scalable and extensible
solutions. Working knowledge of microservices and/or event-driven architecture is plus
● Working knowledge of relational databases esp PostgreSQL.
● Advanced expertise in Java/server-side technologies. Working knowledge of Spring Boot is desirable
● Should have designed and implemented REST APIs. Good working knowledge of HTTP(S),Web servers desired
● Should have worked in Linux environments and understanding of GIT or any other source code versioning is a must
● Understanding of ORMs, Caching, Object storage, Queues is a must. Exposure to AWS S3, SQS components, Redis is a plus
● Own and write tests using Unit and integration testing frameworks
● Ability to work independently and/or with a team in a fast-paced, rapidly changing
environment
● Should do code reviews.
● Server-side application deployment experience is a plus.
Qualifications
● Experience - A minimum 6+ yrs of relevant experience.
- Design and develop cloud native enterprise applications
- Define and establish conventions, standards and best practices for the SDLC process and ensure that quality control is of paramount importance at each step of the development life cycle
- Develop reusable frameworks and libraries that can drastically accelerate new application development in the future
- Participate in the requirement analysis and gathering process and also perform sit-withs with business teams to ensure there is full clarity of the problem statement
- Actively engage wih infrastructure team and take ownership of DevOps processes to ensure that build and deployment processes are efficient and optimal.
- Actively engage with project stakeholders to ensure all are in sync with the progress, risks and issues
- Quickly learn and adopt cutting edge technologies to help keep the org ahead of the curve








