Java Developer

Job Overview:

We are looking for a Full-Stack Developer with 4+ years of experience in software development. The ideal candidate will be proficient in both frontend and backend technologies, capable of building scalable and high-performance applications, and have a problem-solving mindset. You will collaborate with cross-functional teams to develop, optimize, and maintain web applications.

Key Responsibilities :

- Design, develop, and maintain web applications ensuring performance and scalability.  

- Work with backend services using Node.js (Express.js/NestJS) and databases.  

- Develop and maintain frontend applications using React.js (minimum 1 year experience required).  

- Integrate APIs (RESTful & GraphQL) and third-party services.  

- Write clean, maintainable, and efficient code following industry best practices.  

- Ensure security, reliability, and optimization in applications.  

- Participate in debugging, troubleshooting, and performance tuning.  

- Work closely with designers, product managers, and engineers to deliver high-quality solutions.  

- Stay updated with modern development trends and contribute to technical improvements.  

Required Skills & Qualifications :  

- 4+ years of experience in full-stack development.  

- Strong proficiency in JavaScript and TypeScript.  

- Hands-on experience with Node.js (Express.js/NestJS).  

- Minimum 1 year of experience working with React.js.  

- Experience with SQL (PostgreSQL, MySQL) and NoSQL (MongoDB) databases.  

- Proficiency in API design, development, and integration (RESTful, GraphQL).  

- Familiarity with version control tools (Git, GitHub/GitLab/Bitbucket).  

- Strong problem-solving and analytical skills.  

- Ability to work both independently and collaboratively in a team.  

Good to Have : 

- Experience with Cloud Services (AWS, Azure, or GCP).  

- Familiarity with Containerization (Docker, Kubernetes).  

- Knowledge of testing frameworks (Jest, Mocha, or Cypress).  

- Understanding of event-driven architectures and message queues (Kafka, RabbitMQ).

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. - 5-8 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.

Requirements:

Spring Boot + Google Cloud Exp 4+ Years Strong Spring 4+ Years Restful 4+ Years J2EE 4+ Years Core Java 4+ Years

• Must have hands-on experience in Java 8 or higher / J2EE
• Understanding of Agile and Lean software development processes and practices.
• Experience in Spring Boot and other spring frameworks
• Experience in developing web applications using Spring MVC
• Experience in MongoDB/ Kafka / RabbitMQ
• Microservices
• Collaborate with other team members and stakeholders
• Mandatory Skills: Core Java, Spring/Spring Boot, REST, Hibernate

Who we are

ixigo is an AI-based travel app that helps millions of users plan and book their trips every day. Launched in 2007, ixigo is proud to have built numerous industry-first AI-innovations over the last decade. With pre-emptive help from ixigo at every touch-point of their journey, 150 million Indians are now making smarter travel decisions every year. ixigo uses Artificial Intelligence for deal discovery, personalized recommendations, dynamic marketing, airfare predictions, train delay information, PNR confirmation status, infrastructure cost optimization, business intelligence and providing fully-automated customer service over chat and voice. This makes ixigo a lean, tech-intensive and capital-efficient travel business, serving millions of travelers with a team size of under 200. Founded in 2007 by Aloke Bajpai & Rajnish Kumar, ixigo’s investors include Sequoia Capital India, Fosun RZ Capital, SAIF Partners, MakeMyTrip & Micromax.

Role & Responsibility

As a Backend Developer, You will be involved in all aspects of development playing a critical role in the design, planning, development, and deployment and help develop best practices for future development. You will be working closely with Tech, Design and Quality team to build and launch the product.

• Code, develop, design and architect features related to the existing application. We expect you to own modules end to end and take pride in the work products you ship
• Design, implement and maintain highly scalable, multi-tier, distributed server software applications
• Deliver across the entire app life cycle, design, build, deploy, test, release to app stores and support
• Working directly with developers and product managers to conceptualize, build, test and release products
• Take responsibility for performance and stability for all server functions
• Continuously discover, evaluate, and implement new technologies to maximize development efficiency

Skills & Qualifications:

• At least an undergraduate degree in Computer Science, Engineering, preferably from IITs/Top RECs
• 2-5 years of experience at cutting edge organizations or startups
• Extensive experience in a Java server-side software design and development
• Proficiency in the implementation of algorithms and the use of advanced data structures to solve problems in computing.
• Experience with e-business/e-commerce applications and business environment is a must
• Any experience with internet companies or the travel industry will be a plus

Must have

• Good understanding of Java/J2EE and design patterns
• Strong knowledge of data structures and designing for performance, scalability and availability Knowledge in MongoDB and Web services
• Extensive use of Instruments and Shark to detect memory leaks and for performance optimization
• Good grasp of algorithms, memory management, and multithreaded programming
• Good to have - Python, NodeJS, Mysql, Redis, ElasticSearchGreat people skills!
• Able to fit in well within an informal startup environment and to provide hands-on management
• The high energy level and untiring commitment to drive oneself & the team towards goals

Compensation: Commensurate to skills & experience; comparable to the best in the industry.

Culture: ixigo is proud to have built an entrepreneurial culture that has become a folk-lore in the startup ecosystem. One in every four ixigems has gone on to build successful startups and companies. Our cultural values of integrity, empathy, ingenuity, awesomeness, and resilience have stood the tests of time and we’ve built a fun, flexible and creative work environment that is driven by people with a high degree of ownership. You will get to work with some of the smartest folks in the Indian startup ecosystem, and solve some of the toughest problems for the next billion users by using bleeding-edge technologies. Oh, and we have an awesome “play” area, great chai/coffee, free lunches (yes, they exist!) and a workspace you will fall in love with.