Java Developer

Job Overview:

We are looking for a skilled Senior Backend Engineer to join our team. The ideal candidate will have a strong foundation in Java and Spring, with proven experience in building scalable microservices and backend systems. This role also requires familiarity with automation tools, Python development, and working knowledge of AI technologies.

Responsibilities:

• Design, develop, and maintain backend services and microservices.
• Build and integrate RESTful APIs across distributed systems.
• Ensure performance, scalability, and reliability of backend systems.
• Collaborate with cross-functional teams and participate in agile development.
• Deploy and maintain applications on AWS cloud infrastructure.
• Contribute to automation initiatives and AI/ML feature integration.
• Write clean, testable, and maintainable code following best practices.
• Participate in code reviews and technical discussions.

Required Skills:

• 4+ years of backend development experience.
• Strong proficiency in Java and Spring/Spring Boot frameworks.
• Solid understanding of microservices architecture.
• Experience with REST APIs, CI/CD, and debugging complex systems.
• Proficient in AWS services such as EC2, Lambda, S3.
• Strong analytical and problem-solving skills.
• Excellent communication in English (written and verbal).

Good to Have:

• Experience with automation tools like Workato or similar.
• Hands-on experience with Python development.
• Familiarity with AI/ML features or API integrations.
• Comfortable working with US-based teams (flexible hours).

Key Responsibilities

• Develop and maintain custom WordPress themes, plugins, and APIs using PHP, MySQL, HTML, CSS, jQuery, and JavaScript.
• Build and optimize REST APIs and integrate with third-party services.
• Ensure high performance, scalability, and security of WordPress applications.
• Collaborate with Product Managers, UI/UX Designers, QA, and DevOps to deliver high-quality solutions.
• Write clean, testable, and maintainable code following best practices.
• Troubleshoot and resolve WordPress-related technical issues.
• Stay updated on WordPress and web technology trends.

Required Skills & Experience

• 7+ years of experience in PHP and WordPress development.
• Strong expertise in custom theme and plugin development.
• Proficiency in JavaScript, jQuery, AJAX, HTML5, and CSS3.
• Solid experience with MySQL and database optimization.
• Hands-on experience with Git and Agile methodologies.
• Knowledge of WordPress security best practices, SEO, and performance tuning.
• Familiarity with CI/CD pipelines, Docker, and cloud platforms (AWS/GCP) is a plus.
• Experience with multisite or headless WordPress is an advantage.
• Experience with Laravel, Symfony, Yii, and other PHP-based frameworks is a plus.

Nice to have 

• Cloudflare Workers (Wrangler, KV/R2, Durable Objects) 
• Salesforce OAuth/API experience; HubSpot Forms event hooks; middleware patterns. 
• AWS basic understanding 
• Cloudflare basic understanding 
• Uptime/transaction monitoring via Checkly or other automated systems. 
• Entry-level DevOps/networking understanding: HTTP/TLS, CORS, DNS, proxies, caching, request/response debugging (HAR). 

Qualifications

• Associate or bachelor’s degree preferred (Computer Science, Engineering, etc.), but equivalent work experience in a technology-related area may substitute.
• Proven track record in building and maintaining large-scale WordPress platforms.

Greetings!

Wissen Technology is hiring for Java developers/Lead.

Required Skillset

• 6+ years of industrial experience
• Java and related frameworks.
• Experience in Core Java 1.8 and above, Data Structures, OOPS, Multithreading, Microservices, Spring and Swift Payments
• Exposure on Fintech domain is mandatory
• Should have the ability to analyse, design, develop and test complex, low-latency client-facing applications.
• Good development experience with RDBMS
• Good knowledge of multi-threading and high volume server side development
• Excellent problem solving and coding skills in Java
• Strong interpersonal, communication and analytical skills.

Company Profile:

Company Name : Wissen Technology

Group of companies in India : Wissen Technology & Wissen Infotech

Work Location - Bangalore

Website : www.wissen.com

Wissen Thought leadership : https://www.wissen.com/articles/

LinkedIn: https://www.linkedin.com/company/wissen-technology

Requirements

• 2+ years of experience in the Development of JAVA technology.
• Strong Java Basics
• Linux
• SpringBoot or Spring MVC
• Hands-on experience in Relational Databases (SQL query or Hibernate) + Mongo (JSON parsing)
• Proficient in REST API development
• Messaging Queue (RabitMQ or Kafka)
• Microservices
• Java 8
• Any Caching Mechanism
• Good at problem-solving

Good to Have Skills:

• 2+ years of experience in using Java/J2EE tech stacks
• Good understanding of data structures and algorithms.
• Excellent analytical and problem-solving skills.
• Ability to work in a fast-paced internet start-up environment.
• Experience in technical mentorship/coaching is highly desirable.
• Understanding AI/ML algorithms is a plus.

Roles & Responsibilities:

• Build a high-quality web application from scratch.
• Responsive and adaptive web page implementation.
• Identify and communicate best practices for back-end engineering.
• Design, build and maintain efficient, reusable, and reliable code to ensure the applications' best possible performance, quality, and responsiveness.
• Implement automated testing platforms and unit tests.
• Prepare and maintain all applications utilizing standard development tools.
• Keep abreast of new trends and best practices in web development.
• Learn new Software/frameworks/ languages/ technology with ease.
• Must be able to apply innovative thinking at work. 

Desired Skills: 

• Good working knowledge of PHP-based MVC framework Laravel.
• Good knowledge of PHP, HTML, CSS & JavaScript and understanding of Database concepts & working knowledge of MySQL.
• A clear understanding of RESTful API development standards.
• Excellent problem-solving skills.
• Software testing (PHPUnit, PHPSpec)

• Bachelor/Master's in computer science or relevant fields
• 10+ years of Relevant Experience
• Strong sense of ownership
• Excellent Java and object-oriented development skills
• Experience in building and scaling microservices
• Strong Knowledge in RDBMS & NoSQL databases
• Strong problem-solving skills, technical troubleshooting and diagnosing
• Expected to be a role model for young engineers, have a strong sense of code quality, and enforce code quality within the team
• Excellent understanding of Debugging performance and optimization techniques
• Experience in Java, Mongo, MySQL, AWS technologies, ELK stack, Spring boot, Kafka
• Experience in developing any large scale Experience in cloud technologies
• Demonstrated ability to deliver in a fast-paced environment

1. Full Stack developer (.Net): (experience 3 to 6 years) 

• Experience in designing multithreaded/concurrent/distributed systems.
• Experience in .Net framework and C# programming is required (3+ years).
• Experience in working on scalable non-blocking server side frameworks like Spring stack(2+ years)
• Experience with both SQL and NoSQL databases, Message brokers. ex: Postgres/MySQL, MongoDB/DynamoDB/Redis/Neo4j, Kafka (2 +years)
• Experience in Front end language and frameworks. JavaScript, must be an expert in one of the front end frameworks (ex: React) (2+)
• Understand cloud technologies and should have deployed applications or products in popular cloud platforms like AWS, GCP, MS Azure, etc (2+ years).

Optional:

• Experience with BigData is a big plus
• Knowledge of functional programming principles is a plus.
• Experience in HTML5 and CSS3