Java Developer

Job Title: Senior Specialist – Software Engineering (P4)

Experience: 8–12 Years

Location: Pune / Chennai / Kolkata / Bhubaneswar

Compensation: Up to 36 LPA

Job Description:

We are looking for an experienced Senior Specialist to lead the design and development of scalable enterprise applications. The ideal candidate should have deep expertise in backend technologies, system design, and distributed systems.

Key Responsibilities:

• Design and develop scalable systems using Java & Spring Boot
• Architect and implement microservices-based solutions
• Build high-performance REST APIs
• Work with Kafka for event-driven architecture
• Handle large-scale data processing using Apache Spark
• Optimize database interactions using JPA/Hibernate
• Provide technical leadership and mentor junior engineers
• Collaborate across teams (frontend, DevOps, product)
• Drive system performance, security, and scalability

Required Skills:

• Strong expertise in Java, Spring Boot
• Deep understanding of Microservices Architecture
• Experience with REST APIs & system design
• Hands-on with Kafka & distributed systems
• Experience with Apache Spark (big data)
• Working knowledge of Angular
• Exposure to AI tools / Prompt Engineering / Windsurf

Education:

• BE / B.Tech

Notice Period:

• Immediate to May joiners preferred

JOB DESCRIPTION

Experience: 5-8 years

Location: Mumbai

Wissen Technology is now hiring for a Senior 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 Us:

At Wissen Technology, we deliver niche, custom-built products that solve complex business challenges across industries worldwide.

Founded in 2015, our core philosophy is built around a strong product engineering mindset—ensuring every solution is architected and delivered right the first time. Our commitment to excellence translates into delivering 2X impact compared to traditional service providers. How do we achieve this? Through a combination of deep domain knowledge, cutting-edge technology expertise, and a relentless focus on quality. 

We don’t just meet expectations—we exceed them by ensuring faster time-to-market, reduced rework, and greater alignment with client objectives. We have a proven track record of building mission-critical systems across industries, including financial services, healthcare, retail, manufacturing, and more. 

Wissen stands apart through its unique delivery models. Our outcome-based projects ensure predictable costs and timelines, while our agile pods provide clients the flexibility to adapt to their evolving business needs. Whether it’s AI/ML for unstructured data processing, cloud enablement, or data engineering, Wissen leverages its thought leadership and technology prowess to drive superior business outcomes. Our success is powered by top-tier talent. Our proprietary Interview Ninja platform ensures we hire the best, building high-performing teams that deliver unmatched results. 

Today, Wissen Technology has a global footprint with 2200+ employees across offices in the US, UK, UAE, India, and Australia. Our mission is clear: to be the partner of choice for building world-class custom products that deliver exceptional impact—the first time, every time.

Website : www.wissen.com 

A SaaS startup founded in April 2020.

What’s the opportunity?

Are you a backend developer looking to fast-track your learning and growth? Have you looked at world-class products like Asana, Notion, or Airtable, and felt “I wish I were part of the early team that built these products”?

We’re a team that has previously built and rolled out globally successful SaaS products used by tens of thousands of customers.

We’re laser-focused on delivering a world-class product again, and looking for an ambitious backend engineer to join our existing team of 9 engineers.

If it excites you to think of a fast-paced start-up environment, building something big from scratch, breaking down new problems, creating new APIs, working on performance issues, getting hands-on with DevOps initiatives, and showcasing demos of your work every Friday with a happy and passionate team, then this is the right opportunity for you.

Some of the tech problems you get to work on as a backend engineer would be to build the backend for a modern spreadsheet experience from scratch, work on infra as code, write robust code that is fault-tolerant, work on performant code that adheres to SLOs set by the organization. 

About you:

● 3- 5 years of experience

● Expertise in the following areas ○ Java ○ HTTP Protocol

● You’ve heard of or worked with some of the following tech stacks/products

○ Spring

○ PostgreSQL

○ Redis ○ Docker

○ Message brokers

○ GitHub

● These non-functional areas are familiar to you

○ Performance

○ Debugging

○ Log management

Nice to have:

● Familiarity with AWS 

What’s in it for you?

● Great opportunity: We genuinely care about everyone we hire. You’ll learn new things and grow no matter how experienced you are; you will be working with founders who have more than three decades of collective experience in building significant B2B SaaS startups.

● Great team: Work with a world-class, high-velocity team that truly embodies the values of empathy, curiosity, and customer-centricity. Check out the MTT(Meet The Team) videos on our LinkedIn.

● Great culture: An open, fun, and exciting startup culture that empowers its people to champion big problems with the freedom to think and innovate.

● Growth: You could easily and quickly transition into other roles you might like.

● Impact: You get to be part of a global, passionate team in a fast-paced and growth-oriented environment. The team has a work philosophy of being high on ambition, ownership, and a bias for action.

● Monetary rewards and benefits: Competitive stipend, flexible leave policy, and more

Opportunity Summary

We are looking for an enthusiastic engineer with experience building Salesforce AppExchange apps to lead the development of Salesforce connectors for our marketing technology products.

What would you do?

·      Collaborate with stakeholders in establishing application requirements, determining features, creating customer-friendly solutions, and determining support needs and performance requirements. 

·      Plan, design, develop, test, and deploy software to satisfy these requirements. 

·      Work according to the agile programming application development methodology adhered to including test-first, iterative development, and continuous re-prioritization.  

·      Support the maintenance of our hosted technology solutions. 

·      Work with other team members in accomplishing group objectives and participating in code reviews. 

·      Ensure timely and robust implementation of the company’s development plans.

·      Ensure that all relevant parties are kept up to date on progress of projects and give feedback on an ongoing basis. 

·      Contribute to the review, selection, and adoption of proprietary tools and technologies. 

·      Use specialist knowledge and experience of information technology to provide technical advice and vision.

Technical Skills

The following skills are needed for this role.

Experience

·      3+ years’ experience in web application design and development 

·      Bachelor’s Degree in relevant discipline or equivalent experience 

Primary Skills

·      Strong background in Java development

·      Experience working with databases and/or CRM systems. 

·      Experience with, or willingness to learn the Salesforce platform

Secondary Skills (nice to have)

·      Experience with Salesforce APEX, VisualForce, SOQL, etc. 

·      Experience building and maintaining Salesforce AppExchange apps. 

·      AWS ecosystem and tools, developing for serverless environments. 

·      Front-end expertise: HTML, CSS, JavaScript, etc. 

·      Other languages such as JavaScript, Typescript, C#, Ruby, Python, PHP, etc. are all valuable. 

Soft Skills

·      Thrives collaborating in a team environment with a diverse range of people.

·      Passionate about delivering an amazing customer experience.

·      Able to have a change of mind, and able to change the minds of others.

·      Writes clearly and concisely.

·      Capable of working without a company office, with a fully remote team.

Growth Skills

·      Possesses a good work ethic; a self-starter with a desire to grow.

·      Always looking for better ways to get the job done.

• Discussing the project aims with the company requirement and development team.
• Designing and building web applications using Laravel.
• Troubleshooting issues in the implementation and debug builds.
• Working with front-end and back-end developers on projects.
• Testing functionality for users and the backend.
• Ensuring that integrations run smoothly.
• Scaling projects based on Company feedback.
• Recording and reporting on work done in Laravel.
• Maintaining web-based applications.
• Presenting work in meetings with clients and management.

Job Description:

Proven experience as a Java Developer with a strong understanding of Java and its ecosystems.

Proficient in Spring Framework (Spring Boot, Spring MVC, Spring Data).

Experience with web application development using technologies such as HTML, CSS, and JavaScript.

Knowledge of relational databases (e.g., MySQL, PostgreSQL) and ORM frameworks (e.g., Hibernate).

Familiarity with build tools such as Maven or Gradle.

Understanding of software development life cycle (SDLC) and agile methodologies.

Excellent problem-solving and debugging skills.

Experience with microservices architecture.

Familiarity with containerization and orchestration tools (e.g., Docker, Kubernetes).

Candidate should also have some App development experience in cloud infra. Like familiarity with Docker, Helm Charts, Kubernetes or AWS/Azure k8s infra.

Candidate should have some App development experience in at least one No-SQL Database also (like MongoDB or Cassandra or Redis) apart from RDBMS.

We are seeking an experienced Java Developer to join our team. The successful candidate will be responsible for designing, developing, and maintaining Java-based applications. As a Java Developer, you will work closely with project managers, business analysts, and other members of the development team to create high-quality software that meets our clients' needs.

Responsibilities:

• Design, develop and maintain Java-based applications
• Collaborate with cross-functional teams to identify, prioritize and execute tasks
• Participate in code and design reviews to maintain code quality and ensure that the software is consistent with established standards
• Ensure timely delivery of high-quality software by following agile development methodologies
• Provide technical guidance and mentorship to junior developers

Requirements:

• Strong knowledge of Java and object-oriented programming principles
• Experience with Java frameworks such as Spring, Hibernate, Struts
• Experience with web development technologies such as HTML, CSS, JavaScript, and AJAX
• Familiarity with relational databases such as MySQL, Oracle, or PostgreSQL
• Understanding of software development methodologies, such as Agile, Scrum, and Waterfall
• Excellent problem-solving and analytical skills
• Strong written and verbal communication skills
• Bachelor's or Master's degree in Computer Science or a related field

If you are passionate about Java development and are looking for a challenging and rewarding opportunity to grow your skills and career, we encourage you to apply for this position.

The primary responsibilities include:

• Responsible for the overall software development lifecycle.
• Management and execution against project plans and delivery commitments
• Drive effective, mature Agile practices and continuous execution improvements within your teams.
• Manage stakeholder planning and communications ensuring key outcomes
• Recruit, coach, and mentor the best engineering and management talent
• Build, coach, and manage a strong team of engineers that set the standard and can up-level the overall talent of the extended organization.
• Provide a strong understanding of native mobile developer platforms and bring broad thought leadership to the next generation mobile developer experience.
• Anticipate and aggressively remove obstacles that slow down or prevent products and programs from delivering on product and program objectives.
• Balance urgent and effective action, commitment to excellence, and taking the initiative to resolve problems; holds internal stakeholders accountable where appropriate.

REQUIRED

• 8+ years of industry experience with 2+ years of senior leadership experience.
• Solid track record of over-achieving engineering and platform delivery and scaling targets in high volume, innovative and fast-paced high-pressure environment; proven results in delivery on platform product.
• Deep understanding of one or more of Java/Python/Scala. Ability to understand and critique the core library/language constructs with skilled knowledge on UI technologies like Angular 2+, React, D3.JS
• Working experience with Agile methodologies and durable team concepts.
• Knowledge in DevOps practices and tools.
• Knowledge in Cloud Technologies, CI/CD, Jenkins, Testing methodologies is preferred.
• Experience in server-side services using ElasticSearch, Kafka
• A strong track record of project delivery for large, cross-functional, projects and bringing in and growing engineering talent
• Excellent written and verbal communication skills with the ability to present complex technical information clearly and concisely to a variety of audiences.

• Computer Science fundamentals in object-oriented design, design patterns, data structures, algorithm design,
• Proficiency with Java
• 1+ years of experience contributing to architecture and design in a product setup

Key Responsibilities

• Understand customer needs by collaborating with Product Managers and Business stakeholders
• Design, development, delivery, and support of large-scale, distributed software applications and tools
• Use software engineering best practices to ensure a high standard of quality and maintainability for all deliverables
• Work in an agile, startup-like development environment, where you are always working on the most important stuff.
• Take initiatives and come up with new ideas to invent solutions for customers