Java Developer

Experience: 5+ years

Location: Mumbai - Andheri Marol

Company: Wissen Technology

Website: www.wissen.com

Job Description:

Wissen Technology is currently hiring experienced Full Stack Java Developers with strong expertise in Core Java, Spring Boot, front-end technologies (Angular/React), REST APIs, multithreading, data structures, and SQL.

You will be working on enterprise-grade solutions as part of a global development team tackling complex problems in domains like Banking and Finance.

This is an excellent opportunity to be part of a high-caliber, technically strong team delivering impactful solutions for Fortune 500 companies.

Key Responsibilities:

• Develop and maintain scalable, high-performance applications with a focus on both backend (Java/Spring Boot) and frontend (Angular/React).
• Participate in all phases of the development lifecycle – design, coding, testing, deployment, and maintenance.
• Work closely with cross-functional teams to understand requirements and deliver quality solutions.
• Optimize application performance and ensure responsiveness across platforms.
• Write clean, maintainable, and well-documented code.

Required Skills:

• 5+ years of hands-on experience in Java, Spring Boot.
• Strong proficiency in frontend frameworks like Angular or React.
• Experience with RESTful APIs, microservices, and web technologies (HTML, CSS, JavaScript).
• Sound knowledge of data structures, algorithms, and multithreading.
• Experience in developing and deploying enterprise-grade applications.
• Solid understanding of RDBMS (e.g., Oracle, MySQL, PostgreSQL).
• Exposure to DevOps practices, version control (Git), and CI/CD pipelines.
• Familiarity with Unix/Linux environments.
• Strong problem-solving, communication, and analytical skills.

Good to Have:

• Exposure to cloud platforms like AWS, Azure, or GCP.
• Understanding of containerization using Docker/Kubernetes.
• Knowledge of Agile methodologies.

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.

Strong in Java/JEE, Spring framework,MS, JavaScript, RESTful web services

•            Strong understanding of microservices and associated design patterns

•             Experience with latest unit testing tools including Junit

•              Working knowledge of Angular/React

•              Experience in SQL

•             Experience in identifying and remediating security vulnerabilities

•              Should be well versed with test driven development and be knowledgeable on associated tools and practices - CICD

About the Role :

We are seeking a highly skilled Lead Software Developer with a strong background in SaaS product development and expertise in designing scalable, secure, and resilient systems. You will lead the technical architecture of our cloud-native platforms, manage cross-functional

engineering efforts, and implement best practices across backend, frontend, and infrastructure layers.

This is a leadership role based on-site in Jaipur and ideal for someone who enjoys solving complex system challenges and building high-impact software.

Key Responsibilities:

● Lead the design and implementation of scalable SaaS application architecture

● Architect and develop solutions using Laravel, NestJS, Node.js, and AWS

● Build and manage microservices and serverless infrastructure for high availability and maintainability

● Implement and manage asynchronous and parallel request handling for optimized system performance

● Design and scale load handling and queue management systems using BullMQ and Redis

● Develop and integrate real-time data workflows using webhooks and external APIs

● Configure and manage Node.js clusters for performance and fault tolerance

● Collaborate with frontend developers working on React and Vue.js to deliver seamless UI/backend integration

● Ensure code quality, observability, and maintainability across services

● Monitor, debug, and resolve issues in production using logs and performance tracking tools

● Drive CI/CD implementation, infrastructure automation, and DevOps practices

Required Skills & Qualifications:

● 5 - 7 years of experience in full-stack or backend software development

● Proven experience as a Lead Developer on SaaS products

● Proficient in Laravel, NestJS, and Node.js

● Deep understanding of BullMQ, Redis, and message/queue-based architectures

● Experience with asynchronous processing, parallel request handling, and load distribution

● Proficient in microservices and serverless architecture patterns

● Strong command of AWS (EC2, Lambda, RDS, S3, API Gateway, IAM, CloudWatch)

● Hands-on experience with webhooks, job queues, background tasks, and rate-limiting strategies

● Familiarity with Node.js cluster mode and scaling strategies

● Solid experience in debugging, tracing, and performance monitoring

● Frontend integration experience with React or Vue.js (please specify your exposure)

● Strong leadership, collaboration, and mentoring abilities

Preferred Skills (Nice to Have):

● Experience with Docker, Kubernetes, and CI/CD pipelines

● Exposure to event-driven architecture and multi-tenant SaaS platforms

● Familiarity with observability tools such as Grafana, Datadog, or New Relic

Primary Skill

• UI (Vue JS or Angular JS)
• Server Side (Java or Python) & AWS serverless framework.
• Must have hands-on experience on serverless framework.
• Experience on AWS.
• Must have good experience on AWS (Overall knowledge, EC2 Volume, EC2 SecurityGroup, EC2 AMI, Lambda, S3, AWSbackup, CloudWatch, CloudFormation, CloudTrail, IAM, SecretsManager, StepFunction, CostExplorer, KMS, VPC/Subnet)
• Working experience on development/staging/production servers.
• Good testing and verification skills
• Knowledge on SSL certificates and encryption.

Secondary Skill

• Scripting using Python
• Good to have knowledge of identity management.

Soft Skills

• Excellent interpersonal, oral and writing communication skills.
• Strong Analytical and Problem-solving skills.
• Should have skills to understand and analysis customers requirements and expectations.
• Must have experience in interaction with customer
• Work experiences with international cross-culture teams (Good to have)

• Solid experience in PHP/Frameworks of PHP (Laravel,Codeignitor,etc)
• Excellent knowledge of JavaScript, jQuery
• Experience in working with REST APIs and AJAX
• Good understanding of database design and optimization
• Experience of responsive and mobile-first design platforms like Bootstrap
• Knowledge of version control systems like GIT
• In-depth understanding of Agile development process

Desired Candidate Profile and skill set:

• Minimum 2 years of relevant software development experience.
• Good Knowledge of E-commerce websites and WordPress
• Experience in ReactJs and Redux, React-Native would be a plus

Skills:

Full Stack Developer

Developed Gaming Application

Developed 3D Gaming Application

Basic knowledge of C, C++, MySQL, Mongo db

Role : Full Stack Developer

Company : Splenta Systems Pvt Ltd

https://www.splenta.com/

Job location : Bangalore, HSR layout

- We are looking for a Full Stack Developer to produce scalable software solutions. You- ll be part of a cross-functional team that's responsible for the full software development life cycle, from conception to deployment.

- As a Full Stack Developer, you should be comfortable around both front-end and back-end coding languages, development frameworks and third-party libraries. You should also be a team player with a knack for visual design and utility.

If you are also familiar with Agile methodologies, we would like to meet you.

Experience : 2-3+ years

Notice period : Immediate

Responsibilities :

- Work with development teams and product managers to ideate software solutions

- Design client-side and server-side architecture

- Build the front-end of applications through appealing visual design

- Develop and manage well-functioning databases and applications

- Write effective APIs

- Test software to ensure responsiveness and efficiency

- Troubleshoot, debug and upgrade software

- Build features and applications with a mobile responsive design

Requirements :

- Proven experience as a Full Stack Developer or similar role

- Experience developing desktop and mobile applications

- Familiarity with common stacks

- Knowledge of multiple front-end languages and libraries (e.g. HTML/ CSS, JavaScript, XML, jQuery)

- Knowledge of multiple back-end languages (e.g. Java) and JavaScript frameworks (e.g. Angular, React, Node.js)

- Familiarity with databases (e.g. MySQL, MongoDB), web servers (e.g. Apache) and UI/UX design

- Excellent communication and teamwork skills

- Great attention to detail

- Organizational skills

- An analytical mind

- Degree in Computer Science, or relevant field

Required Skill sets :

- Java 8+

- Springboot

- Hibernate

- Angular