Senior Java Developer

Job Description:

We are looking for a Senior Java Developer with strong expertise in Apache Kafka and backend systems. The ideal candidate will have hands-on experience in Java (8/11+), Spring Boot, and building scalable, real-time data pipelines using Kafka.

Key Responsibilities:

• Develop and maintain backend services using Java and Spring Boot
• Design and implement Kafka-based messaging and streaming solutions
• Optimize Kafka performance (topics, partitions, consumers)
• Collaborate with cross-functional teams to deliver scalable microservices
• Ensure code quality and maintain best practices in a distributed environment

Required Skills:

• 6+ years in Java development
• 3+ years of hands-on Kafka experience (producers, consumers, streams)
• Strong knowledge of Spring Boot, REST APIs, and microservices
• Familiarity with Kafka Connect, Schema Registry, and stream processing
• Experience with containerization (Docker), CI/CD, and cloud platforms (AWS/GCP/Azure)

Java Developer – 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. - 5-8 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 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.

Sr Java Developer

Experience: 5+ Years

Location: Navi Mumbai, CBD Belapur

Domain: Banking (Payment Aggregators Project)

Work Schedule: 1st and 3rd Saturdays required, as per banking norms

Education: B.E. or Graduation in Computer Science or related field

Budget- 15 Lacs max fixed

Initial document check list before sharing the profiles.

Education

1. 10th Passing Certificate
2. 10th Mark Sheet
3. 12th Mark Sheet
4. 12th Passing Certificate
5. Convocation Certificate (Mandatory)
6. PG (if completed) Degree Certificate & Passing Certificate

Employment

1. Previous Organization’s Offer Letter
2. Previous Organization’s Appointment Letter
3. Previous Organization’s Experience Letter
4. Resignation Acceptance Mail from Previous Organization

JOB DESCRIPTION

Key Responsibilities:

Application Development: Design, develop, and maintain robust applications using Java, Spring, Spring Boot, Microservices, Hibernate, REST API, and Oracle SQL.

Spring Validation & Security: Implement input validation and manage secure access to resources using Spring Security.

Collaboration: Work hand-in-hand with cross-functional teams to define, design, and deliver innovative features.

Performance Optimization: Ensure peak performance, quality, and responsiveness of applications.

Problem Solving: Identify bottlenecks and bugs, and craft effective solutions.

Code Quality: Maintain high standards of code quality, organization, and automation.

Skills and Qualifications:

Experience: 5+ years in Java development.

Technical Proficiency: Expert in Java, Spring, Spring Boot, Microservices, Hibernate, REST API, Oracle SQL, and Spring Security.

Banking Domain Knowledge: Experience in payment gateway projects is a plus.

Design Patterns: Strong understanding of object-oriented programming and design patterns.

Problem Solver: Excellent analytical skills and ability to thrive in a fast-paced environment.

About Nomiso India: Nomiso is a product and services engineering company. We are a team of Software Engineers, Architects, Managers, and Cloud Experts with expertise in Technology and Delivery Management. 

Our mission is to Empower and Enhance the lives of our customers through simple solutions for their complex business problems. 

At Nomiso, we encourage entrepreneurial spirit - to learn, grow and improve. A great workplace thrives on ideas and opportunities. That is a part of our DNA. We’re in pursuit of colleagues who share similar passions, are nimble, and thrive when challenged. We offer a positive, stimulating, and fun environment – with opportunities to grow, a fast-paced approach to innovation, and a place where your views are valued and encouraged.

We invite you to push your boundaries and join us in fulfilling your career aspirations!

What You Can Expect from Us:

We work hard to provide our team with the best opportunities to grow their careers.  You can expect to be a pioneer of ideas, a student of innovation, and a leader of thought. Innovation and thought leadership is at the center of everything we do at all levels of the company. Let’s make your career great!

Position Overview: 

As our Senior Engineer (Back End), you'll be responsible for building new features, enhancing the existing ones as well as supporting them in production. You will also be responsible for building reusable libraries or technology platforms that address multiple use cases. You will work towards delivering specific milestones and objectives in a very dynamic environment. 

Roles and Responsibilities:

● Working closely with the Engineers to develop the best technical design, strategy and drive execution to build capabilities into the platform 

● Owning the delivery of various timelines, ensuring that key milestones are met and deliveries are of the highest quality 

● Establishing various best practices for software development and encouraging their adoption with the team and organization 

● Collaborate with other non-technical stakeholders of the business which includes Product Managers, Designers, Marketing etc.

● Encouraging and mentoring an excellent team of talented engineers by mentoring them and working with them to remove any roadblocks 

● Functional availability of the software developed, enhancing the product based on functional requirements 

● Managing cloud-based services, web applications for their functional correctness, availability, security 

● Deploy and maintain enterprise class RESTful, GRPC based services 

● Own the engineering excellence and operational readiness of the service driving the SLO,SLI, SLA of the relevant services 

● Take ownership to drive quality of the services under your purview via integration test and unit test coverage 

● Responsible for all microservices within your purview responsible driving their quality, security,availability, scalability and other “ilities” 

● Dive deep into each issue, own reactive fixes, and execute long term fixes 

● Assist other Support Engineers on complex RCA issues 

● Provide technical mentoring and guidance to other engineers 

● Provide L3 engineering support

Must Have Skills:

• Overall experience 7+ years and relevant at least 3+ years in Golang with Java
• Strong design and architectural experience in building various highly-scalable and highly-available products 
• Strong understanding of the SDLC Activities which include Analysis, Design, Development, Testing, Deployment and Post-Production Support etc.
• Proficiency in at least one server side framework for Go Lang
• Experience working on NoSQL & SQL Databases such as MySQL, PostgreSQL, MongoDB, Redis etc 
• Deep Dive, problem-solving, RCA and systematic thinking to reach the cause of issues 
• Able to work independently and multi-task effectively 
• Program at a system level and able to manage service stability 
• Excellent experience maintaining, scalable, extensible code
• Methodical in maintaining up to date documentation 
• Metric-driven mindset and obsessive about ensuring clean coding practices 
• Preferred experience in product development 
• Preferred working experience on microservices platforms 
• Proficiency in at least one modern web front-end development framework such as React JS will be a bonus

Good to Have Skills:

• Preferred experience in Elasticsearch and Kibana (ELK Stack) 
• Preferred experience with messaging systems like RabbitMQ 

Qualification:

• Bachelor of Science in Computer Science or equivalent technical training and professional work experience.

Who are we?  

Whatfix is the #1 Digital Adoption Platform (DAP) for Enterprises. We are disrupting the way Learning, Training and Application Support content is consumed. We provide large enterprises with a SaaS platform that helps accelerate product adoption and reduce support & training efforts by providing contextual and step by step guidance inside any web application at the exact time a task is being performed. The product has redefined the way companies onboard, train, and provide support to users. 

What sets us apart from the rest?

With over 100 of the Fortune 500 companies already onboard as customers, Whatfix has been named among the top 20 B2B tech companies alongside the likes of Adobe, PayPal, and Cisco.

With a YoY growth of 300%, we have also been recognized among the top 50 fastest growing SaaS companies worldwide in the SaaS 1000 list and as a Market Leader by Gartner in the Digital Adoption space. 

We are pleased to have an Employee rating of 4.6 on Glassdoor and our Customer obsession can be seen in our reviews on platforms like G2 Crowd & Gartner Peer Insights.

The employees are happy, the customers are happy, but what about the investors? Take a look for yourself - Sequoia Capital || Stellaris || Cisco || Eight Roads || Helion Ventures

“Hustle Mode ON” is something we live by.

Our Team:

The Engineering team at Whatfix provides end to end engineering throughput that forms part of core platforms and services that drive Whatfix business.

Our team is responsible for creating the Customer Platform and everything around it be it Analytics, Infrastructure or Core Algorithms. The team owns and is responsible for all pieces that we design, build and support end to end for Whatfix product/ business.

 Your Opportunity:

As part of the Core Engineering Team @Whatfix, you’ll have the opportunity to make a difference by being a part of the development team that builds future forward products. At Whatfix it’s all about scale. One of the key attributes of this job is that you are required to continuously innovate and apply technology to provide business 360 views of Whatfix customers.

 Your Responsibility:

1. Define architecture blueprints & take complete technical ownership of high-level design, tech stack, non-functional attributes of one or more components of various platforms
2. Design, build, test and deploy cutting edge solutions at scale, impacting millions of customers worldwide
3. Work closely with other architects in the team and ensure architectural consistency and technical excellence of the products and platforms
4. Work with engineering teams in building high-quality and highly resilient scalable products and platforms at Whatfix
5. Work with cross-functional teams to address all technical dependencies
6. Drive some of the company-wide tech initiatives striving towards continuous technical excellence of our platforms
7. Actively participate in technical innovations, external presentations, technical publications etc.
8. Identify right open source tools to deliver product features by performing research, POC/Pilot and/or interacting with various open-source forums
9. Deploy and monitor products on Cloud platforms

 Our Ideal Candidate:

You have a deep interest and passion for technology. You love writing and owning code and enjoy working with people who will keep challenging you at every stage. You have strong problem solving, analytic, decision-making and excellent communication with interpersonal skills. You are self-driven and motivated with the desire to work in a fast-paced, results-driven agile environment with varied responsibilities.

 Your Qualifications:

1. 11+ years of experience as an Engineer
2. Ability to work with teams in a collaborative and productive manner
3. Strong computer science fundamentals in data structures and algorithms
4. A self-motivated learner and builder with strong customer focus and obsession with quality

 Must-Have:

1. Strong Expertise in Backend Technologies- Java, Spring Boot, etc 
2. Expertise in working with AWS or other cloud infrastructures like Azure or Google Cloud, and using Infrastructure-as-Code tools
3. Analyze Functional & Non-Functional requirements with effort estimation and deployment strategies
4. Hands-on in Architecting and developing large scale applications
5. Hands-on debugging skills
6. Design for performance, scalability, fault tolerance and high availability

 Good to have:

1. Experience in Client-side technologies such as jQuery
2. Experience in Front End Technologies is good to have (Javascript, React)
3. Experience with Storage systems - NoSQL (Cassandra/MongoDB)
4. Leveraging cutting edge technologies like Kubernetes, Docker, etc. to design and build new infrastructure features

  Behavioural traits: 

1. Excellent communication and technical leadership skills
2. Can-do attitude to take BIG problems by their horns and solve them
3. Ability to inspire others & be a role model and mentor for upcoming engineers in the organization
4. Entrepreneurial spirit to conceive ideas, turn challenges into opportunities and build products

We are an equal opportunity employer and value diversity at our company. We do not discriminate on the basis of race, religion, color, national origin, gender, sexual orientation, age, marital status, veteran status, or disability status

Founder’s LinkedIn profile

Dheeraj Pandey

(Founder, Investor, & Then-CEO of Nutanix / One of the Indian origin guy out of 10 Board Member of- Adobe / Alumni- IIT, Kanpur & University of Texas, Austin)

https://www.linkedin.com/in/dpandey/">https://www.linkedin.com/in/dpandey/

&

Chandra Nath

(Vice President- Nutanix/ Vice President, Head of International- Ola (ANI Technologies Pvt Ltd) – Alumni- IIT, Kanpur, The University of Chicago Booth School of Business)

https://www.linkedin.com/in/chandranath/">https://www.linkedin.com/in/chandranath/

&

Manoj Agarwal

(Co-Founder at Stealth Startup, Previously SVP Engineering & GM Hybrid Cloud at Nutanix/ Alumni- IIT, Kanpur)

https://www.linkedin.com/in/devreveler/">https://www.linkedin.com/in/devreveler/

• Headquarters: Austin, Texas, United States
• Year founded: 2020.
• Work Location: Bangalore
• Team size: 35-40 (In US from companies like Google, Airbnb, Blizzard, Facebook, Palantir, Microsoft, CapitalOne, Nutanix and Confluent)
• Funding: 50 M USD (raised the largest seed round in the history of Silicon Valley)

Note:

We already have a team of 30-35 people in San Jose, California, United States, now we are building a new team in india and they are hiring 0-5 years of rock stars from top notch colleges (Top 5 ranked IIT’s only & BITS) & companies only.

Note:

Basically, I did not have the exact JD with myself, but I can arrange an Exploratory call for you with above senior and core members of a company (Dheeraj/Chandra/Manoj).

Job Role – Backend developer.

If you think, you are one of them then please reply with your interest and we will take your candidature ahead for next level of evaluation. (No Bar of budget for strong candidate).

Looking forward to taking you to the next level of technology.

Warm Regards,

Rahul Rajput

Senior talent acquisition 

It is India’s only B2B Construction Materials Supply Chain Company. Construction & Infrastructure is  one of the industries, with the most complex problems in Supply Chain and we are fundamentally reengineering the  way construction materials get procured. Our Clients include the biggest names in India & the World– The  LafargeHolcim Group, JSW Group, The Tatas and many others. We are backed by some of the world’s top marquee  funds in our journey to create transparency and standardization to an otherwise opaque industry. 

Your responsibilities: 

• Understand the business context and build high quality code using proven design patterns Develop, test and deploy integrations required to meet business requirements 
• Carry out unit tests and other quality control mechanisms to inform and validate the code and design 
• Utilizing and monitoring cloud infrastructure resources (such as AWS, Azure) efficiently 
• Participate in a highly fluid environment applying agile software development principles 
• Ensure the coding standards are on-par with the best in the industry 

Educational Qualifications: 

• Bachelor's or Master’s degree in a quantitative field (e.g. Mathematics, Engineering, Computer Science).  

Must have skills: 

• 3+ years of work experience with mobile/web development 
• Experience in working with either of languages: Go, Java, Scala 
• Strong understanding of relational and non-relational databases (MySQL, PostgreSQL, MongoDB, Cassandra) 
• Strong understanding of Message brokers 
• Must have hands on experience in Restful APIs 
• Must have a strong foundation of Data structures and Algorithms 
• Using logic and reasoning to identify the strengths and weaknesses of alternative solutions, conclusions or approaches to problems 
• Ability to deploy features on a daily basis: should be good at time management and prioritization 
• Hands-on experience in CI/CD principles and TDD 
• Strong written and verbal English communication skills 

Good to have skills: 

• Experience in event-driven & asynchronous I/O frameworks 
• Exposure to business process and workflow automation 
• Working experience in process driven and data intensive business applications 
• Experience in working on web infrastructure with React.js and React Native 

Professional traits: 

• Self-motivated, persistent and “Never Give Up” attitude 
• Passion for innovation and adaptability to a lean startup culture 
• Ability to work with minimal supervision, independently and / or as a member of a team 
• Giving full attention to what other people are saying, taking time to understand the points being made,  asking questions as appropriate