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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. - 5 to 12 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: GCP Data Architect

Location: Madurai

Experience: 12+ Years

Notice Period: Immediate 

About TechMango

TechMango is a rapidly growing IT Services and SaaS Product company that helps global businesses with digital transformation, modern data platforms, product engineering, and cloud-first initiatives. We are seeking a GCP Data Architect to lead data modernization efforts for our prestigious client, Livingston, in a highly strategic project.

Role Summary

As a GCP Data Architect, you will be responsible for designing and implementing scalable, high-performance data solutions on Google Cloud Platform. You will work closely with stakeholders to define data architecture, implement data pipelines, modernize legacy data systems, and guide data strategy aligned with enterprise goals.

Key Responsibilities:

• Lead end-to-end design and implementation of scalable data architecture on Google Cloud Platform (GCP)
• Define data strategy, standards, and best practices for cloud data engineering and analytics
• Develop data ingestion pipelines using Dataflow, Pub/Sub, Apache Beam, Cloud Composer (Airflow), and BigQuery
• Migrate on-prem or legacy systems to GCP (e.g., from Hadoop, Teradata, or Oracle to BigQuery)
• Architect data lakes, warehouses, and real-time data platforms
• Ensure data governance, security, lineage, and compliance (using tools like Data Catalog, IAM, DLP)
• Guide a team of data engineers and collaborate with business stakeholders, data scientists, and product managers
• Create documentation, high-level design (HLD) and low-level design (LLD), and oversee development standards
• Provide technical leadership in architectural decisions and future-proofing the data ecosystem

Required Skills & Qualifications:

• 10+ years of experience in data architecture, data engineering, or enterprise data platforms
• Minimum 3–5 years of hands-on experience in GCP Data Service
• Proficient in:BigQuery, Cloud Storage, Dataflow, Pub/Sub, Composer, Cloud SQL/Spanner
• Python / Java / SQL
• Data modeling (OLTP, OLAP, Star/Snowflake schema)
• Experience with real-time data processing, streaming architectures, and batch ETL pipelines
• Good understanding of IAM, networking, security models, and cost optimization on GCP
• Prior experience in leading cloud data transformation projects
• Excellent communication and stakeholder management skills

Preferred Qualifications:

• GCP Professional Data Engineer / Architect Certification
• Experience with Terraform, CI/CD, GitOps, Looker / Data Studio / Tableau for analytics
• Exposure to AI/ML use cases and MLOps on GCP
• Experience working in agile environments and client-facing roles

What We Offer:

• Opportunity to work on large-scale data modernization projects with global clients
• A fast-growing company with a strong tech and people culture
• Competitive salary, benefits, and flexibility
• Collaborative environment that values innovation and leadership

Key Responsibilities:

• Perform comprehensive Functional and Integration Testing across Oracle modules and connected systems.
• Conduct detailed End-to-End (E2E) Testing to ensure business processes function seamlessly across applications.
• Collaborate with cross-functional teams, including Business Analysts, Developers, and Automation teams, to validate business requirements and deliver high-quality releases.
• Identify, document, and track functional defects, ensuring timely closure and root cause analysis.
• Execute and validate SQL queries for backend data verification and cross-system data consistency checks.
• Participate in regression cycles and support continuous improvement initiatives through data-driven analysis.

Required Skills & Competencies:

• Strong knowledge of Functional Testing processes and methodologies.
• Good to have Oracle fusion knowledge
• Solid understanding of Integration Flows between Oracle and peripheral systems.
• Proven ability in E2E Testing, including scenario design, execution, and defect management.
• Excellent Analytical and Logical Reasoning skills with attention to detail.
• Hands-on experience with SQL for data validation and analysis.
• Effective communication, documentation, and coordination skills.

Preferred Qualifications:

• Exposure to automation-assisted functional testing and cross-platform data validation.
• Experience in identifying test optimization opportunities and improving testing efficiency.

About the job

The ideal candidate will have strong creative skills and a portfolio of work that demonstrates their passion for product designing with the creativity that would produce an appealing and delightful user experience.

About the role and responsibilities

The UI/UX designer’s role encompasses a couple of the following responsibilities.

To be able to communicate and tell stories with animations

To understand, conceptualise and create storyboards for micro-animations and animations before the final animation

Working alongside UI/UX designers to enhance the experience of digital products

Frequently identify opportunities where motion design would enhance the user experience in digital solutions

Create high quality, creative and innovative animations in 2D and/or 3D

To have a keen interest in learning new tools and expand their horizon of knowledge

About the requirement

The UI/UX designer should have the following abilities

Proven motion design experience and a diverse portfolio to showcase one’s work

Strong storytelling skills and a solid foundation in the fundamentals of visual and motion design

Display the ability to work in different styles

Proficient in softwares like After Effects(presets and plugins), Photoshop, Illustrator, Figma, etc.

A keen eye for design aesthetics and details

Able to articulate ideas, both written and spoken, to drive impact

Good communication skills

Ability to work methodically and meet work in a fast-paced environment

The ability to create illustrations will be a plus

Prior experience with product company or digital products will be a plus

Degree / Certification in Design, Fine Arts or related field is a plus

• Meeting with clients to discuss website design and function.
• Designing and building the website front-end.
• Creating the website architecture.
• Designing and managing the website back-end including database and server integration.
• Generating WordPress themes and plugins.
• Conducting website performance tests.
• Troubleshooting content issues.
• Conducting WordPress training with the client.
• Monitoring the performance of the live website.

• Bachelor’s degree in computer science or a similar field.
• Proven work experience as a WordPress developer.
• Knowledge of front-end technologies including CSS3, JavaScript, HTML5, and jQuery.
• Knowledge of code versioning tools including Git, Mercurial, and SVN.
• Experience working with debugging tools such as Chrome Inspector and Firebug.
• Good understanding of website architecture and aesthetics.
• Ability to manage projects.
• Good communication skills.

About us
An analytics, software development and product focused company with a focus to create value for the various sectors of Society. We try to use technology as a innovation for various problems people face and hence resulting in the upliftment of the people.

What we are looking

We are looking to hire a talented database administrator to manage company’s Oracle database system. You will be required to install and maintain the database software, create storage structures, set up user accounts, debug malfunctioning programs, create backups, and regularly maintain the database security.

To ensure success as an Oracle database administrator, you should have extensive experience with DBA front-end and back-end tools, excellent problem-solving skills, and hands-on experience with Oracle database management. Ultimately, a top-level Oracle DBA can expertly manage a company’s database system to maximize performance and efficiency.

Responsibilities:

• Installing and maintaining the Oracle database software.
• Creating storage database structures with high-level security features.
• Altering storage structures to meet the evolving needs of the company.
• Setting up database user accounts.
• Training users on how to access the information in the database.
• Finding and debugging malfunctioning programs affecting the database integrity.
• Creating autonomous database backups.
• Regularly updating the database security protocols.

Requirements:

• Bachelor’s degree in computer engineering or computer science.
• 3-5 years work experience as a Database administrator.
• Familiarity with Oracle database design, coding, and documentation.
• Knowledge of database backup procedures, recovery systems, and SQL.
• Knowledge of programming languages and API.
• Excellent communication and problem-solving skills.
• Ability to visualize algorithmic structures.
• Outstanding analytical, problem-solving, and communication skills.
• Excellent organizational and time management skills.
• Self-driven, flexible, innovative and dedicated team-member.

We are looking for a highly motivated senior developer with at least 3+ years of strong hands-on experience in Java to join our startup. You would be playing pivotal role in contributing to the initial tech stack. You would be further responsible for designing and implementing product requirements that are highly usable, scalable, extensible and maintainable. You should be comfortable on working across different technologies/frameworks that we work on - Microservices, Java, Spring, Spring Boot, MySQL, Kubernetes, AWS.

Responsibilities and Duties:

• Design and build scalable REST APIs on Spring Boot
• Develop, test, tune for performance and deploy microservices
• Collaborate with the team, optimize and refactor the back-end architecture
• Maintain high standards of quality for code, documentation and other deliverables
• Active cross-team coordination would be expected
• Architecture and tech stack discussions to optimize for increasing server load
• DevOps tasks along with AWS features exploration

What are we looking for?

• Strong 3+ year experience in Core Java & backend technologies
• Good working knowledge of design patterns & OOAD
• Excellent analytical and problem-solving skills
• The skills that we consider: Java, MySQL/RDS, Spring/ Play, Maven, Redis, Kafka/SQS, Elasticsearch, AWS
• Experience with designing, implementing and deploying microservices
• Previously worked in a startup

Duties and Responsibilities :

• The AEM Developer will play a vital role in the design, development, testing and deployment of Adobe Experience Management Web and Mobile solutions
• Will work closely with clients, developers, system administrators, project managers, business analysts and end-users to build a state-of-the-art Digital Platform using Adobe's Digital Marketing Product Suite
• Design efficient content models, security models, workflows and templates.
• Develop AEM templates and components leveraging current AEM software releases
• Employ strong coding standards for efficiency, readability, and reuse.
• Review and audit of the existing solution, design and system architecture
• Assist with tasks regarding profiling, troubleshooting of existing solutions
• Create technical documentation
• Integrate external data sources and APIs
• Unit-test code for robustness, including edge cases, usability, and general reliability
• Work on bug fixing and improving application performance
• Continuously discover, evaluate, and implement new technologies to maximize development efficiency

Required Skills :

• AEM 6.3+ experience is ideal
• Experience implementing Adobe AEM or similar web
• Content management system (AEM 6.0 and later required; AEM 6.4 is a plus)
• Design, develop and support AEM components, integrations and applications
• Experience integrating Adobe Analytics or Google Analytics with AEM
• Experience with RESTful and SOAP-based web services
• Experience with most of the modern project management, CI / CD & team collaboration tools - JIRA, Confluence, Jenkins etc.
• Understanding of with Agile (Scrum), project planning, execution, risk management, and resource management
• Good troubleshooting skills
• Fluent oral, written English and a good team player

Technical Skills : Node.js, Restful, Express, React.js, Redux, MongoDb

• Previous working experience as a MEAN/MERN Stack Developer for at least 2 years.
• In depth knowledge of React.js, Angular.js, NodeJS, ExpressJS.
• Experience implementing applications using React.js and Angular.js.
• Experience creating front end applications using HTML, React and Angular.
• Hands on experience with JavaScript Development on both client and server-side

Preferred Qualifications & Desired Competencies:

• Can-do attitude and bring a go-getter
• Ability to learn new technologies quickly.
• Self-motivated, results-driven individual and passionate about work.
• Excellent communication skills and problem solving skills

We are looking for a UI/UX Designer to turn our software into easy-to-use products for our clients.

In this role, you would be defining and implementing a great user experience for software, web applications, and platforms to meet customer needs and business objectives. The expectation would be to enhance the user experience by combining workflows and interfaces for our customers.

Responsibilities:

• Strong analytical and design principles needed for intuitive solutions 
• Ability to communicate with the team and document the requirements and solutions elegantly.
• Gain a deep understanding of user needs, user psychology, and goals and communicate them to cross-functional product teams.
• Manage multiple projects simultaneously across diverse product teams.
• Design web app interfaces and product experiences for a wide range of e-commerce products.
• Conduct concept and usability testing and develop test suites
• Develop UI mockups and prototypes that clearly illustrate how sites function and look like
• Adhere to style standards on fonts, colors and images.
•  Create personas through user research and data
•  Develop wireframes and prototypes 
• Create original graphic designs (icons, logo, product images other graphics required for softwares etc)
•  Keep abreast of competitor products and industry trends
•  Excellent communication skills
•  Test ideas and rapidly incorporate user and team feedback.
•  Help establish new and/or improve existing workflows as necessary including the full customer journey spanning discovery, purchase, and on-going product services.

 Requirements:

• 0.6 -2 years of proven experience as a UX Designer or similar role for the website, tablet, and mobile view.
• Strong portfolio of design projects with links to the projects. (Dribbble, Behance or any other platform)
• Experience in HTML/CSS,LESS,SasS, Javascript, Bootstrap, jQuery will be a plus.
• Experience with Design Software tools like Adobe Illustrator, Adobe Photoshop, Sketch/Figma/Adobe XD, Invision, Interaction Design, User Experience (UX) Design, and Wireframing tools.
• Familiar with Material Design, Design Thinking, UI Design Patterns, User Research Methods.
• Working experience with agile sprints, participating in design reviews and retrospectives and managing task/ticket life cycle on project management software.
• Knowledge of Usability Factors in Human Computer Interaction.
• Problem-solving aptitude.

Education:

Bachelors or higher degree in a User Experience related field such as (UI & UX design, HCI, Interaction Design, Graphic Design, B.E or BCA) [Or equivalent professional experience].