Java Technical Lead/Architect

Hello Everyone,

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 to 14 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 clientfacing 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 hassuccessfully 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.

Job Title: Senior Java Developer

Location: Mumbai (On-site)

Notice Period: Immediate Joiners Preferred / 15 Days or Less

Job Description:

We are seeking a highly skilled and experienced Senior Java Developer with 5+ years of hands-on experience in Java-based application development. The ideal candidate should be adept at designing scalable systems, optimizing performance, and leading development efforts in collaboration with cross-functional teams. This is a full-time, on-site position for candidates currently residing in Mumbai and available to join within 15 days.

Key Responsibilities:

• Lead end-to-end design, development, and deployment of Java applications
• Translate functional and technical requirements into detailed design
• Build scalable, secure, and high-performing applications
• Develop and consume RESTful APIs and ensure seamless integration
• Implement microservices architecture and containerized deployments
• Write clean, efficient, and well-documented code
• Perform code reviews, debugging, and performance tuning
• Collaborate with DevOps for CI/CD and production deployments
• Guide junior developers and conduct knowledge-sharing sessions
• Stay updated on new technologies and industry trends

Required Technical Skills:

• Languages & Frameworks:
• Core Java, J2EE
• Spring Framework (Spring Boot, Spring MVC, Spring Security)
• Hibernate / JPA
• Apache Maven / Gradle
• API Development & Integration:
• RESTful APIs, JSON, Swagger/OpenAPI
• Databases:
• MySQL, PostgreSQL, Oracle
• MongoDB, Redis (preferred)
• Frontend Exposure (Optional but Preferred):
• HTML, CSS, JavaScript, jQuery
• Angular / React
• Tools & Platforms:
• Git, GitHub / GitLab / Bitbucket
• Jenkins, Docker, Kubernetes (basic knowledge)
• SonarQube, Log4j, ELK stack (preferred)
• Cloud & DevOps (Good to Have):
• AWS (EC2, S3, Lambda, RDS), Azure or GCP
• CI/CD pipeline setup
• Architecture & Patterns:
• Microservices, MVC, Design Patterns
• Event-driven architecture (Kafka/RabbitMQ is a plus)
• Testing:
• JUnit, Mockito
• Postman, REST Assured

Soft Skills:

• Excellent problem-solving and debugging skills
• Strong communication and collaboration abilities
• Ability to lead and mentor a team
• Time management and task prioritization
• Adaptable and quick learner

Qualifications:

• Bachelor’s/Master’s degree in Computer Science, Engineering, or related field
• 5+ years of relevant software development experience
• Relevant certifications (Oracle Java, AWS, PMP) are a plus

Eligibility Criteria:

• Must be currently residing in Mumbai
• Must be able to join within 15 days or less
• Immediate joiners preferred

Java back end developer

Chennai  

3+yrs

3 to 5 years Java,

Sprint Boot, Hibernate,

REST API Design Patterns SQL,

Oracle,

Table design

What You will do

● Create beautiful software experiences for our clients using design thinking, lean and agile methodology.

● Work on software products designed from scratch using the latest cutting edge technologies, platforms and languages such as JAVA, python, Javascript, GoLang and Scala.

● Work in a dynamic, collaborative, transparent, non-hierarchical culture.

● Work in collaborative, fast-paced and value-driven teams to build innovative customer experiences for our clients.

● Help to grow the next generation of developers and have a positive impact on the industry.

Basic Qualifications

● Experience: 4+ years.

● Hands-on development experience with a broad mix of languages such as JAVA, Python, Javascript etc.

● Server-side development experience mainly in JAVA, (Python and nodeJS can be considerable)

● UI development experience in ReactJS or AngularJS or PolymerJS or EmberJS or Jquery etc. are good to have.

● Passion for software engineering and follow the best coding concepts. ● Good to great problem solving and communication skills.

Nice to have Qualifications

● Product and customer-centric mindset.

● Great OO skills, including design patterns.

● Experience with devops, continuous integration & deployment.

● Exposure to big data technologies, Machine Learning and NLP will be a plus.

Benefits

● Competitive salary.

● Work from anywhere.

● Learning and gaining experience rapidly.

● Reimbursement for basic working set up at home.

● Insurance (including a top up insurance for COVID).

Location

Remote - work from anywhere

Job Summary:

Greenie Startup is seeking a highly motivated and experienced Backend Developer to join our team. The ideal candidate should have a strong understanding of NodeJS, Distributed Systems, MongoDB, React, and other backend languages. The candidate will be responsible for designing, developing, and maintaining backend applications for our platform.

Responsibilities:

●     Develop and maintain backend services using NodeJS, MongoDB, and other backend languages

●     Design and develop RESTful APIs for the platform

●     Work with the team to develop scalable and fault-tolerant distributed systems

●     Implement Authentication, Identity Management, and Authorization mechanisms for the platform

●     Collaborate with the front-end team to integrate the backend services with the user-facing application

●     Write clean and maintainable code with a focus on performance and scalability

Requirements:

●     Bachelor's or Master's degree in Computer Science or a related field

●     At least 5 years of experience in backend development

●     Strong understanding of NodeJS, MongoDB, and other backend languages

●     Experience with distributed systems and RESTful APIs

●     Experience with React is a plus

●     Strong understanding of Authentication, Identity Management, and Authorization mechanisms

●     Familiarity with Firewall Security and other security mechanisms

●     Strong problem-solving skills and attention to detail

For this hire, we’re looking for a Senior Software Engineer who is independently able to architect and build an entire on-demand service platform from scratch. This would require knowledge of and proven experience in Backend (Golang, Python, C/C++, Java, Ruby), Web Frontend (React, Angular, Next, Vue), APIs (nodeJS), Cloud (AWS, GCP) and Database (RDBMS like Postgres and NoSQL)

Basic qualifications:

• Bachelor's or Master’s degree in Computer Science or related field
• 5+ years of relevant work experience
• Prior experience of having built or been involved in building an on-demand service platform from scratch (think Uber, Ola, Swiggy, Dunzo, etc.)

Roles and Responsibilities:

• Guide complex projects autonomously, from technical design to launch
• Write high-quality code (i.e., reliable, readable, efficient, testable), provides quality code reviews, and creates comprehensive tests and quality documentation using software engineering principles. This includes knowledge of data structures, algorithms, programming and associated programming languages and frameworks, and major phases/activities of the software research and development life cycle (e.g., requirements, design, build, experiment, test, debug, deploy, monitor). 
• Conduct code reviews and provide feedback to other developers
• Participate in architectural and design discussions, and contribute to the development of software engineering practices and standards
• Stay up-to-date with emerging trends and technologies in software development, and identify opportunities to apply them in our products

Requirements:

• Experience with front-end frameworks such as React.js, Vue.js, Next.js or Angular, and back-end frameworks such as Golang, Java, Javascript, Python Node.js, Ruby
• Experience with cloud-based technologies such as AWS, Azure, or Google Cloud Platform
• Experience with agile development methodologies, continuous integration and delivery, and DevOps practices
• Familiarity with architecture styles/APIs (REST, RPC, etc.)
• Experience creating and implementing well-tested, scalable, performant micro-services and other distributed systems
• Passion for building high-quality software that solves real-world problems
• Ability to learn quickly on the go. We’re looking for software engineers who thrive while learning new technologies and don’t believe in one-size-fits-all solutions. You should be able to easily adapt to meet the needs of our massive growth and rapidly evolving business environment

If You've Got These Skills, Even Better - 

• Experience in a technical leadership role leading project teams and setting technical direction
• Experience working in a complex, matrixed organization juggling multiple dynamic projects

Titaniam’s software engineers develop the next-generation technologies that protect big data. Our products need to handle information at a massive scale. We're looking for engineers who bring fresh ideas from all areas, including information retrieval, distributed computing as well as large-scale system design. As a software engineer, you will work on projects critical to the company needs with opportunities to switch projects as you and our fast-paced business grow and evolve. We need our engineers to be versatile, display leadership qualities and be enthusiastic to take on new problems across the full-stack as we continue to push technology forward.

• Work closely with software engineers, product managers, and sales teams to bring innovative solutions to market.
• Communicate and negotiate across teams to get buy-in and alignment towards a shared vision.
• Apply technical judgement and identify return-on-investment opportunities.
• Learn new technologies and apply them appropriately for bringing value to customers.

• Strong computer science fundamentals: data structures, algorithms, programming languages, distributed systems, and information retrieval.
• Experience in architecting and developing distributed systems design.
• Experience in technical leadership, leading project teams, and setting technical direction.
• Proven record of test driven development.
• Experience with Java, Spring Framework or similar technologies.

• Experience in driving technical projects and providing leadership in an innovative and fast-paced environment
• Experience in working with other engineering teams internally and externally, and across geographies.
• Experience building web applications for 5+ years.