Core Java development Engineer

JOB DESCRIPTION

Experience: 4-7 years

Location: Mumbai

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. - 4-7 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.

Job Description: Node.js Developer (3+ Years Experience)

Division/Department: Engineering

Industry: Insurance / Fintech

Employment Type: Full-Time, Permanent

Job Summary

We are looking for a skilled Node.js Developer who is experienced with JavaScript/TypeScript, databases, and modern AI development tools. You will build and maintain backend applications, design scalable systems, and use AI tools to enhance development productivity. The role involves backend development, database management, API development, and cloud deployment.

What You’ll Be Doing

Backend Development

• Build and maintain Node.js applications, services, and APIs.
• Write clean, readable JavaScript/TypeScript code.
• Create and manage REST APIs; work with GraphQL when required.
• Develop microservices and containerized applications (Docker).
• Participate in code reviews and help maintain coding standards.

Database Work

• Design database schemas for PostgreSQL, MongoDB, and Redis.
• Write optimized SQL and NoSQL queries.
• Implement indexing and manage database performance tuning.
• Handle database scaling and caching strategies.

AI Tools & Productivity

• Use AI coding assistants (GitHub Copilot, Cursor AI, Tabnine).
• Integrate AI APIs (OpenAI, Claude) into backend applications.
• Build features powered by AI/ML capabilities.
• Use AI tools to debug and enhance code quality.

Deployment & Operations

• Deploy applications on AWS, Azure, or GCP.
• Set up CI/CD pipelines (GitHub Actions, Jenkins).
• Work with Docker and Kubernetes.
• Monitor backend services and perform troubleshooting.

Job Requirements

Must-Have (2–7 Years Experience)

• Strong hands-on experience with Node.js and Express.js.
• Excellent understanding of JavaScript/TypeScript, ES6+, async/await.
• Experience with at least one major database: PostgreSQL, MongoDB, Redis.
• Knowledge of API development (REST, GraphQL).
• Hands-on experience with Git and version control.
• Experience with testing tools like Jest, Mocha, or similar.

AI Tools Experience

• Familiarity with AI coding assistants.
• Working with AI APIs (OpenAI, Claude, etc.).
• Experience using AI tools for debugging and code optimization.
• Basic understanding of prompt engineering.

Bonus Skills (Good to Have)

• Cloud platforms: AWS, Azure, Google Cloud.
• Docker, Kubernetes.
• CI/CD pipelines.
• Frontend exposure (React/Vue/Angular).
• Message queues: RabbitMQ, Kafka.
• Caching: Redis, Memcached.
• API security: JWT, OAuth2.

Mandatory Skills

Technical

• Experience building and deploying Node.js applications.
• Strong command over databases and efficient query writing.
• Comfort with AI-based coding tools.
• Ability to debug and solve backend issues independently.

Soft Skills

• Strong communication and teamwork skills.
• Self-driven and eager to learn new technologies.
• Ability to mentor junior developers (for senior positions).

Your Impact:

•                 Implements Digital Consumer experiences based on a foundation of SFCC (Salesforce commerce cloud) to meet expected quality standards

•                 Ensures functional requirements and high-level solution designs are understood and are translated into detailed technical design

•                 Implement proofs of concept to prove any new technologies, application flows or integration scenarios and identify customizations needed to SFCC platform for meeting client requirements

•                 Guides the performance tuning and scalability of the ecommerce solution

•                 Diagnose and solve technical problems during implementation and support phases

Your Skills & Experience:

•                 1-3 Years with 2+ years of implementing commerce application on any eCommerce platform in last 3 years

•                 If you have not worked in eCommerce platform, we can still discuss with you if you are expert in Java/.Net and understand REST/SOAP webservices.

•                 Demonstrate proficiency in build and release management using CI/CD strategies (leveraging tools like Jenkins and DevOps practices), implement Mocha/Chai unit and functional test cases in order to reduce costs while ensuring quality

•                 Contributes to designing, implementing and documenting the build release process as well as system configuration and deployment characteristics of the applications

•                 Participates in technical walkthroughs/ code reviews of other team members’ components, test plans and results and help them with gaps

•                 Collaborate with architect to define implementation processes and quality gates and standards

•                 Identifies risks and issues, and help monitor them

•                 Guides the development of reference and resource materials

•                 Mentors developers in improving their platform knowledge and development skills

•                 Communicate technical design to the developers and help/guide them in the implementation

•                 Participates in Agile sprints

Set Yourself Apart With:

•                 eCommerce platform certification

Senior Web Backend Developer

 Company Overview:

It is a US based startup founded in 2018 to build an edge data platform for the autonomous world.Rich data in large volumes is getting collected at the edge (outside a data center) in use cases like autonomous vehicles, smart manufacturing, satellite imagery, smart retail, smart agriculture etc.These datasets are characterized by being unstructured (images/videos), large size (Petabytes per month), distributed (across edge, on-prem and cloud) and form the input for training AI models to get to higher degrees of automation. It is engaged with building products that solve these unique challenges and be at the forefront of this edge data revolution.

The company is backed by prominent VCs and has it’s entire software engineering team based out of India and provides ample opportunities for from-scratch design and development.

Role:

This role is an individual contributor role with key responsibilities in developing web server backends for Akridata management plane software that provides a ‘single pane of glass’ for users to manage assets, specify and monitor large volume data pipelines at scale involving 10s of petabytes of data.

This role involves:

1. Working with tech leads and the rest of the team on the feature design activities and picking appropriate tools and techniques for implementation.
2. Be a hands-on developer able to independently make correct implement choices, follow sound development practices to ensure an enterprise grade application.
3. Guide and mentor junior team members.

 What we are looking for:

1. A Bachelor’s or Master’s degree in computer science with strong CS fundamentals and problem-solving.
2. 5+ years of hands-on experience with software development with 3+ years on web backend development.
3. A good understanding of backend application interactions with relational databases like MySQL, Postgres etc
4. Knowledge of web server development frameworks preferably on Python.
5. Enthusiastic to work in a dynamic, fast paced startup environment.

Good to have:

1. Hands-on experience with designing database schema and implementing and debugging SQL queries for optimal performance for large datasets
2. Experience working with applications deployed on Kubernetes clusters.
3. Experience with working on a product from early stages of it’s development typically in a startup environment.

Job Role: Java SpringBoot Developer

Job Description:

• Should have expertise in Core Java, Java & J2ee
• Built MVC based Web Application Using JSP/Struts framework
• Hands on experience of OOPS concepts, Hibernate and Spring version 3.x 1, Spring Boot
• Hands on experience of Application Servers like Tomcat and WebLogic.
• Hands on experience of Restful services and Web services
• Experience in deploying Spring boot in Micro services
• Good verbal and written communication
• Excellent team player, ability to work in a global team and follow through on deadlines

Primary Skills:

• Core Java, Java & J2ee
• Spring Boot

Job Description - Intelizest

Back End Engineer

• Work with other engineers to develop and test tools and applications used by team on daily basis
• Play a significant role in the ongoing evolution and refinement of current tools and applications
• Triage, troubleshoot, escalate and provide resolution to production issues.
• Reproduce, document and escalate product defects to the Engineering Team.
• Provide well-thought out and reliable direction, both in technical and non-technical terms, to help customers.
• Take ownership of customer issues, including initial troubleshooting, identification of root cause and issue resolution or escalation.
• Identify and escalate priority issues that need immediate attention.
• Collaborate with cross functional teams which requires strong presentation skills and attention to details
• BA/BS degree in Computer Science or related technical field or equivalent work experience. MS degree is preferred.
• 9+ years development experience in JAVA (using OO Design and Analysis, Design Patterns, etc.)
• High experience in Java 8 Required.
• 4+ years’ experience building highly scalable, distributed and reliable Restful Web Services using Spring, Jersey, etc.
• Should have knowledge on Cloud applications preferably on AWS.
• Knowledge on building Front end applications using JavaScript, AngularJS, HTML5, CSS3.
• Experience with relational DBs like MySQL and NoSQL Database like MongoDB, Solr/Lucene will be a plus.
• Experience with Tomcat, Jax-RS, REST, JPA, IntelliJ, Groovy, Hibernate is must.
• Experience with build technologies like Gradle, Jenkins will be a plus.  
• Experience with Test Driven Development using TestNG/Junit testing frameworks.
• Experience working with version control like GIT.
• Salary commensurate with experience.

Job Position: JAVA Software Engineer
Job Location: Bangalore

Experience: 2 to 12 years

Job Responsibilities:
• Responsible for developing Web Applications using J2EE components.
• Responsible for developing standalone applications using Core Java and JDBC.

Desired Qualification: BE / B.Tech / MCA / MSc in Computer Science or IT

Added advantage: Sun Certified Java Programmer (SCJP), Sun Certified Web Component Developer (SCWCD) certification

Desired Skills:

• Strong skills in JAVA programming languages and focus specially on the following areas Servlets, JSP, Web Services, Struts framework, JDBC/JPA/mybatis (ibatis)/Hibernate, Threads, Collections and Design Patterns.
• Strong skills in web technologies HTML 4/5, JQuery, AJAX, Java Script and CSS.
• Thorough understanding of Object Orientation.
• Above average skills in SQL with familiarity in any of the standard RDBMS – MySQL, MSSQL or Oracle.
• Must have good written and oral communication in English language.
• Must be completely hands-on and an individual contributor and a self-starter; must be able to complete assignments (suitable to his/her experience) with minimal assistance.
• Very good at Analytical and Logical skills.
• Solid understanding of the web development lifecycle.
• Ability to learn quickly and deliver software on time.