
Role : Java Developer (2-7 years)
Location : Bangalore
Key responsibilities
- Develop and maintain high-quality, efficient, and scalable backend applications.
- Participate in all phases of the software development lifecycle (SDLC)
- Write clean, well-documented, and testable code adhering to best practices.
- Collaborate with team members to ensure the successful delivery of projects.
- Debug and troubleshoot complex technical problems.
- Identify and implement performance optimizations.
- Participate in code reviews
- Hands-on experience with Spring boot, Java 8 and above.
- 2-7 years of experience developing Java applications.
- Knowledge about at least one messaging system like Kafka, RabbitMQ etc.
- Required React developer requirements, qualifications & skills:
- Proficiency in React.js and its core principles
- Strong JavaScript, HTML5, and CSS3 skills
- Experience with popular React.js workflows (such as Redux)
- Strong understanding of object-oriented programming (OOP) principles.
- Experience with design patterns and best practices for Java development.
- Proficient in unit testing frameworks (e.g., JUnit).
- Experience with build automation tools (e.g., Maven, Gradle).
- Experience with version control systems (e.g., Git).
- Experience with one of these databases – Postgres, MongoDb, Cassandra
- Knowledge on Retail or OMS is a plus.
- Experienced in containerized deployments using Docker, Kubernetes and DevOps mindset
- Ability to reverse engineer existing/legacy and document findings on confluence.
- Create automated tests for unit, integration, regression, performance, and functional testing, to meet established expectations and acceptance criteria.

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.
Connect with the team
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Role Overview
We are looking for an Engineering Manager who thrives in a fast-paced startup environment, is hands-on with development, and can lead our engineering team to build and scale robust, high-performing systems. You will drive architectural decisions, mentor a team of talented engineers, and collaborate closely with product, design, and business teams to execute our ambitious roadmap. You will be at the forefront of scaling our infrastructure to support billions of messages, ensuring real-time engagement for businesses at scale.
Key Responsibilities
- Technical Leadership: Own the engineering roadmap, ensuring scalability, reliability, and performance of our systems.
- Hands-on Development: Dive into the code when necessary, set high coding standards, and lead by example.
- Team Management: Lead, mentor, and scale a high-performing engineering team, fostering a strong culture of ownership and innovation.
- System Scalability: Architect and optimize scalable and resilient backend & frontend systems handling millions of messages per day.
- High Availability & Performance: Design systems that can handle billions of API calls and ensure minimal downtime.
- Agile Execution: Drive sprint planning, prioritization, and timely delivery of features in an agile development environment.
- Collaboration: Work closely with product, design, and business teams to align engineering efforts with company goals.
- DevOps & Security: Ensure best practices for CI/CD, cloud infrastructure (AWS/GCP), and security compliance.
- Tech Stack Evolution: Stay ahead of emerging technologies and drive innovation in AiSensy’s architecture.
What You Bring
- 8+ years of experience in software development, with at least 2 years in a leadership/managerial role.
- Expertise in modern tech stacks – Proficiency in MERN (MongoDB, Express, React, Node.js) stack or similar.
- Strong knowledge of cloud platforms (AWS) and microservices architecture.
- Proven experience in scaling high-traffic, distributed systems handling billions of messages per month.
- Hands-on experience with Docker, Kubernetes, and CI/CD pipelines.
- Strong problem-solving skills and an ability to hustle in a fast-paced startup environment.
- Excellent communication skills and a data-driven decision-making approach.
- Passion for building great products, coaching engineers, and driving tech excellence.
What We Offer
- Competitive Compensation & Benefits aligned with your experience and the impact you bring.
- Opportunity for Growth in a rapidly expanding B2B SaaS company.
- Cutting-Edge Technology & Projects in the WhatsApp Business API and Click to WhatsApp Ads space.
- Collaborative Work Environment that fosters innovation, learning, and career development.
- Flexible & Inclusive Culture, where every team member has a voice and the chance to make a significant impact.
Key Responsibilities:
- Develop and maintain both front-end and back-end components of web applications.
- Collaborate with product managers, designers, and other developers to build user-friendly features.
- Write clean, maintainable, and efficient code that adheres to coding standards and best practices.
- Build reusable code and libraries for future use.
- Optimize applications for maximum speed and scalability.
- Implement responsive design to ensure consistent user experience across all devices.
- Work with databases (SQL/NoSQL) and integrate with third-party services and APIs.
- Troubleshoot, debug, and optimize application performance.
- Participate in code reviews, ensuring code quality and consistency across the team.
- Stay updated on the latest industry trends and best practices in full-stack development.
- Contribute to an agile development process, attending sprints, standups, and retrospectives.
Required Skills and Qualifications:
- Proven experience as a Full Stack Developer or similar role.
- Proficiency in front-end technologies such as HTML, CSS, JavaScript, and modern frameworks (React.js, Next.js, Angular, or Vue.js).
- Strong experience in back-end technologies such as Node.js, Python, Ruby, Java, or PHP.
- Familiarity with database technologies (e.g., MySQL, PostgreSQL, MongoDB).
- Experience with version control systems, particularly Git.
- Knowledge of RESTful API design and integration.
- Familiarity with cloud platforms like AWS, Azure, or Google Cloud is a plus.
- Experience in microservices based architecture is a plus.
- Strong problem-solving skills and attention to detail.
- Ability to work independently as well as part of a team.
- Excellent communication skills, both verbal and written.
- A hands-on full-stack engineer to join the core team with experience in building products from scratch into large-scale platforms and solving business problems leveraging new and innovative technology
- Leverage the DevOps team to ensure the product can be built, deployed, and tested across all of the release cycles from dev to production
- Strong grasp of modern security principles and how to apply them to applications
- Work with stakeholders (product owners, project managers, and scrum masters) to define and clarify requirements.
- Hands-on development with both front-end, middle-tier, and back-end programming
- Adhere to agile development methodologies
- Experience in Node.js, Javascript and Javascript libraries, NOSQL databases, Python etc
Job Purpose and Impact:
The Enterprise Resource Planning (ERP) Engineer will architect, design and develop new and existing digital solutions for the organization's ERP digital portfolio. In this role, you will discover and deliver solutions to complex and varied problems to enable the company's digital future. You will bring order to ambiguous scenarios and apply in depth and broad knowledge of architectural, engineering and security practices to ensure your solutions are scalable, resilient and robust and will share knowledge on modern practices and technologies to the shared engineering community.
Key Accountabilities:
- Apply software engineering patterns and principles to design, develop, test, integrate, maintain and troubleshoot complex and varied software solutions and incorporate security practices in newly developed and maintained applications.
- Participate in peer code review sessions to review code, coach peers and ensure code quality.
- Take the lead in the assigned agile team to adopt agile philosophies, facilitate agile ceremonies and identify continuous improvement opportunities.
- Incorporate the company's engineering and development best practices within the full software development lifecycle including coding standards, code reviews, source control management, building processes, testing and security principles, to deliver high quality code rapidly.
- Collaborate to lead demonstration and continuous feedback sessions to improve development and help drive the long-term vision.
Qualifications:
MINIMUM QUALIFICATIONS:
- Bachelor’s degree in a related field or equivalent experience
- Confirmed experience automating pipelines for continuous integration, testing, delivery and security
- Confirmed experience architecting applications, databases, services or integrations
- Minimum of four years of related work experience
- Experience working in ERP basis, Code Development (ABAP, HTML 5, Python, Java, etc..), or Design Thinking.
- Experience working in Azure, AWS, or BTP cloud environments.
- 2 positions- 1 ERP SAP and 1 for open-source technologies
end-to-end quality front-end development including:
- Work with the Tech Lead on cutting edge technologies, including AI/ML,
blockchain,computer vision, etc. across the tech-stack with focus on front-end.
- Optimize the D2C website and supply partner app for user experience on a
continuous basis
- Will be involved in a horizontal technical requirement, so should be able to make a
prototype design for a product very rapidly while executing the same with a wide
range of techniques.
- Plan and collaborate with the other teams including back-end engineers, product
team, etc. to ensure quality implementation of new product features, growth hacks/
initiatives identified through user interviews/ insights, etc in atimely manner.
- Build processes/mechanisms to track the KPIs across front-end technology
and ensure religious execution of the targets
We are looking to onboard a Full Stack Engineer with focus Frontend, who has
a founder's mindset including the following traits:
- Experience of frontend development across web & mobile based technologies and
should have scaled a business
- Stronghold in executing frontend development including HTML5/ CSS3/
JS/ JQuery/ etc.
- Ability to build front-end of new applications using OOPS, RDBMS, etc.
- Ability to build scalable products/ platforms, fully redundant fault tolerant
infrastructure while working on modern technologies.
- Stronghold in front-end with experience of building agile, highly scalable, datadriven platforms from scratch and moderate hold on the backend
- Excellent communication skills, strong analytical skills, high energy, self-starter
personality
- Knowledge of MVC is a big plus (Laravel, CodeIgniter, etc.)
- Stronghold in executing stuff on the ground and hustle around to get things done
- Ability to think and see the big picture while focusing on short term goals and
deliverables
- Experience as a founder/ being part of founding team is huge plus but not
mandatory
- Experience in the Fashion/ Apparel industry is a plus but not mandatory
Position Purpose:
The Software Engineer II is responsible for independently developing and assisting in the design of a product that our customers and associates love. As a Software Engineer II, you will be part of a dynamic team with engineers of all experience levels who help each other build and grow technical and leadership skills while creating, deploying, and supporting production applications. In addition, Software Engineer IIs may be involved in configuration, security, resilience, performance tuning and production monitoring.
Major Tasks, Responsibilities & Key Accountabilities:
Delivery and Execution - Collaborates and pairs with other product team members (UX, engineering, and product management) to create secure, reliable, scalable software solutions; Documents, reviews and ensures that all quality and change control standards are met; Works with Product Team to ensure user stories that are developer-ready, easy to understand, and testable; Writes custom code or scripts to automate infrastructure, monitoring services, and test cases; Writes custom code or scripts to do destructive testing to ensure adequate resiliency in production; Program configuration/modification and setup activities on large projects using HD approved methodology; Configures commercial off the shelf solutions to align with evolving business needs Creates meaningful dashboards, logging, alerting, and responses to ensure that issues are captured and addressed proactively
Learning - Actively seeks ways to grow and be challenged using both formal and informal development channels; Learns through successful and failed experiment when tackling new problems
Plans and Aligns - Collaborates with other team members in agile processes; Assists in creating new and better ways for the team to be successful; Relates openly and comfortably with diverse groups of people; Builds partnerships and works collaboratively with others to meet shared objectives
Education Required:
The knowledge, skills and abilities typically acquired through the completion of a bachelor's degree program or equivalent degree in a field of study related to the job.
Years of Relevant Work Experience:
3+ years
Preferred Qualifications:
- Should have worked in a SaaS Company
- Experience in creating developer friendly integrations with other Apps/Software
- Experience in writing SQL queries against a relational database
- Experience in version control systems
- Experience in front end technology such as HTML, CSS, and Javascript/Typescript frameworks
- Experience in an object-oriented programming language (preferably Java)
- Experience in source code version control
- Experience in Relational or noSQL database technology
- Experience in cloud computing techniques
- Experience in CI/CD tools
- Experience in microservice-based architecture
- Experience with modern debugging and root cause analysis techniques
- Exposure to security frameworks for user and services authorization and authentication
- Exposure to creating and executing unit, functional, destructive and performance tests
• 3+ Years of experience as a Lead Developer
• Experience in ReactJS (most preferred) or AngularJS similar front end frameworks
• Experience with the Python or/and Golang (preferably both), SQL, and design/architectural
patterns
• Experience in Java or dotnet or other opensource technologies is an added advantage
• Hands-on experience on SQL, Query optimization, DB server migration
• Preferably experience in Postgre SQL or MySQL
• Knowledge of NOSQL databases will be an added advantage
• Experience in Cloud platforms like AWS, Azure with knowledge of containerization, Kubernetes is an
added advantage
• Knowledge of one or more programming languages along with HTML5/CSS3,Bootstrap
• Familiarity with architecture styles/APIs (REST, RPC)
• Understanding of Agile methodologies
• Experience with Threading, Multithreading and pipelines
• Experience in creating RESTful API’s With Golang or Python or Java in JSON, XMLs
• Experience with GitHub, Tortoise SVN Version Control
• Strong attention to detail
• Strong knowledge of asynchronous programming with the latest frameworks
• Excellent troubleshooting and communication skills
• Strong knowledge of unit testing frameworks
• Proven knowledge of ORM techniques
• Skill for writing reusable libraries Understanding of fundamental design principles for building a scalable
application
2. Creating and maintaining technical documentation
We are looking for a highly skilled computer programmer who is comfortable with both front and back end programming. Full Stack Developer will responsible for developing and designing front end web architecture, ensuring the responsiveness of applications and working alongside graphic designers for web design features, among other duties.Full Stack Developer will be required to see out a project from conception to final product, requiring good organizational skills and attention to detail.
Responsibilities
- Developing front end website architecture.
- Designing user interactions on web pages.
- Developing back end website applications.
- Creating servers and databases for functionality.
- Ensuring cross-platform optimization for mobile phones.
- Ensuring responsiveness of applications.
- Working alongside graphic designers for web design features.
- Seeing through a project from conception to finished product.
- Designing and developing APIs.
- Meeting both technical and consumer needs.
- Staying abreast of developments in web applications and programming languages.
Qualifications
- Bachelor's degree
- 1-5 years of experience in programming
- Strong communication, conceptual thinking, typography skills and design skills
- Portfolio of work










