Java Developer

Java Lead 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 a highly motivated and expert team which has made a mark as a high-end technical consulting. 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. Experience: 8–13 years in Java development. Domain Expertise: Background in product-based companies, investment banking experience preferred. Leadership: Proven ability to lead teams of 3–4 members. Technical Depth: Hands-on with complex systems and distributed architectures. Soft Skills: Strong analytical thinking, problem-solving, and excellent communication. Process Knowledge: Expertise in end-to-end SDLC and Agile methodologies. Tech Stack ● Languages & Frameworks: Core Java, J2EE, Spring Boot, Spring Framework. ● Architecture: RESTful APIs, Microservices. ● Persistence: Hibernate/JPA. ● Databases: Postgres, MySQL (or similar). ● Tools: Maven/Gradle, CI/CD pipelines. ● Cloud: AWS/Azure (nice to have). 

Key Responsibilities:

• Design and develop backend components and sub-systems for large-scale platforms under guidance from senior engineers.
• Contribute to building and evolving the next-generation customer data platform.
• Write clean, efficient, and well-tested code with a focus on scalability and performance.
• Explore and experiment with modern technologies—especially open-source frameworks—
• and build small prototypes or proof-of-concepts.
• Use AI-assisted development tools to accelerate coding, testing, debugging, and learning while adhering to engineering best practices.
• Participate in code reviews, design discussions, and continuous improvement of the platform.

Qualifications:

• 0–2 years of experience (or strong academic/project background) in backend development with Java.
• Good fundamentals in algorithms, data structures, and basic performance optimizations.
• Bachelor’s or Master’s degree in Computer Science or IT (B.E / B.Tech / M.Tech / M.S) from premier institutes.

Technical Skill Set:

• Strong aptitude and analytical skills with emphasis on problem solving and clean coding.
• Working knowledge of SQL and NoSQL databases.
• Familiarity with unit testing frameworks and writing testable code is a plus.
• Basic understanding of distributed systems, messaging, or streaming platforms is a bonus.

AI-Assisted Engineering (LLM-Era Skills):

• Familiarity with modern AI coding tools such as Cursor, Claude Code, Codex, Windsurf, Opencode, or similar.
• Ability to use AI tools for code generation, refactoring, test creation, and learning new systems responsibly.
• Willingness to learn how to combine human judgment with AI assistance for high-quality engineering outcomes.

Soft Skills & Nice to Have

• Appreciation for technology and its ability to create real business value, especially in data and marketing platforms.
• Clear written and verbal communication skills.
• Strong ownership mindset and ability to execute in fast-paced environments.
• Prior internship or startup experience is a plus.

What we Require

We are recruiting technical experts with the following core skills and hands-on experience on

Mandatory skills : Core java, Microservices, AWS/Azure/GCP, Spring, Spring Boot

Hands on experience on : Kafka , Redis ,SQL, Docker, Kubernetes

Expert proficiency in designing both producer and consumer types of Rest services.

Expert proficiency in Unit testing and Code Quality tools.

Expert proficiency in ensuring code coverage.

Expert proficiency in understanding High-Level Design and translating that to Low-Level design

Hands-on experience working with no-SQL databases.

Experience working in an Agile development process - Scrum.

Experience working closely with engineers and software cultures.

Ability to think at a high level about product strategy and customer journeys.

Ability to produce low level design considering the paradigm that journeys will be extensible in the future and translate that into components that can be easily extended and reused.

Excellent communication skills to clearly articulate design decisions.

Job Description: We are looking for a talented and motivated Android Developer Intern to join our team for a 6-month internship. This is an exciting opportunity to gain hands-on experience in Android app development and work on real-world projects.

Key Responsibilities:

• Collaborate with the development team to design and develop Android applications.
• Write clean, efficient, and maintainable code following best practices.
• Assist in the integration of third-party APIs and libraries.
• Participate in code reviews and provide constructive feedback.
• Troubleshoot, debug, and resolve application issues.
• Stay updated with the latest industry trends and technologies in Android development.
• Document code and maintain technical documentation.

Requirements:

• Currently pursuing or recently completed a degree in Computer Science, Software Engineering, or a related field.
• Strong understanding of Java/Kotlin and Android SDK.
• Familiarity with RESTful APIs to connect Android applications to back-end services.
• Knowledge of Android UI design principles, patterns, and best practices.
• Experience with version control systems such as Git.
• Strong problem-solving skills and attention to detail.
• Ability to work independently and as part of a team.
• Excellent communication and collaboration skills.

How to Apply: Interested candidates are invited to send their resume and a brief cover letter with the subject line "Android Developer Internship Application."

Looking for Java_ Spring boot & Microservices Developers.

Experience: 3-12 Years

Location: Hyderabad

Employment Type: Fulltime

Notice Period: Immediate to 30 Days

Roles & Responsibilities:

• Strong programming expertise in java and j2ee.
• Strong project experience in Spring & Spring boot.
• Good with multithreading, collections.
• Good work experience in Microservices.
• Strong with Data Structures and Algorithms.
• Good with Design and Design Patterns.

Required Skills:

• BS/MS degree in Computer Science, Engineering or a related subject.
• Proven hands-on 3+ years Software Product Development experience.
• Proven working experience in Java development.
• Hands on experience in designing and developing applications using Java EE platforms.
• Object Oriented analysis and design using common design patterns.
• Excellent knowledge of Relational Databases and SQL.
• Very good communication skills.
• Strong analytical and logical skills.

• Work with product managers to understand product requirements and make them live.
• Ownership of end to end development

• Startup mindset of getting things done and focussing on business goals
• Proven problem solving skills
• 3+ years Hands on experience in designing and developing applications using server side technology (Java, Spring Boot / Node.js, Express)
• Excellent knowledge of Relational Databases, SQL and ORM technologies
• Good knowledge of design patterns
• Proficiency in REST architecture
• Experience with test-driven development
• Experience with Git/CI/CD/Gradle/Maven
• Inclination towards writing quality and performant code

• Experience in Agile development
• Performance tuning, testing, refactoring and automation
• Experience working with AWS Cloud and Devops technologies (terraform , cloudformation, ansible)
• Experience running a production environment
•  

Senior Software Development Engineer - Chennai  

Who we are?  

Kaleidofin is a financial platform for the informal sector, which provides solutions tailored to the customer’s goals and are intuitive to use. We are working towards creating fair and transparent financial solutions that can target millions of customers and enterprises in India that don’t have easy access to formal financial planning.  

In a very short time span, global investors such as Omidyar Network, Blume Ventures and well known individual investors have supported Kaleidofin’s well thought out business model with $2.8 million in seed funding.  

With its focus to harness mobile technology to deliver a paperless experience as well as its focus to harness technology and analytics to predict the right product for the right customer, Kaleidofin aims to become a leading FinTech player bringing financial solutions to everyone.  

To know more about Kaleidofin, do visit our site https://kaleidofin.com/  

What You’ll Do?  

We are seeking extremely smart & independent senior developers who are gung ho about building large scale systems that are going to have a big impact on millions of customers. You will:  

• Lead design and development of products working closely with business team 
• Independently own software components and co-own entire applications with a small group of fellow developers 
• Formally mentor junior software engineers on the team, reviewing design documents, (peer) reviewing code, providing design direction and guidance 
• Build performant, scalable, yet secure, enterprise ready back end architectures that can support millions of users in parallel 

• Establish strong engineering best practices and champion their adoption 

Who You Need To Be? 
 

• 4+ years’ experience in software product development and delivery 
• Bachelors or Masters degree in engineering (preferably computer science or sister branches) from a reputed institute (preferably IITs, NITs, or other top engineering institutes).  
• Strong grasp of CS fundamentals, algorithms and excellent problem-solving abilities. 
 

• All experience should be from good product development or e-commerce background. 
• Able to take ownership of working with atleast one of mobile or web app teams for complete integration with backend 
• Must have shown good stability in all your previous associations.  
• Skill set 

• Have strong backend knowledge and cloud development exposure 

• Proficiency in Java, Spring boot, Hibernate, REST API development 
• Worked with at least 1 RDBMS (Mysql preferred). NoSql is a plus. 
• Have used or are very hands-on with Microservices, Docker, Kubernetes, Gradle/Ant, Kafka, GIT/bitbucket in a very agile work place. 
• Writing high quality code which is made better by unit tests and integration tests is how you work 
• Comfortable with exploring proven open source tech stack like Grafana, Kibana, Jira, Prometheus, caches like Redis/Memcached, task queues like celery, to name a few 

• Knowledge of test driven development and AWS tech stack will be a good plus