Java Developer

Experience: 8-12 years

Location: Bangalore

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. - 8-12 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 

Role: Sr. Java Developer

Experience: 6+ Years

Location: Bangalore (Whitefield)

Work Mode: Hybrid (2-3 days WFO)

Shift Timing: Regular Morning Shift

About the Role:

We are looking for a seasoned Java Developer with 6+ years of experience to join our growing engineering team. The ideal candidate should have strong expertise in Java, Spring Boot, Microservices, and cloud-based deployment using AWS or DevOps tools. This is a hybrid role based out of our Whitefield, Bangalore location.

Key Responsibilities:

• Participate in agile development processes and scrum ceremonies.
• Translate business requirements into scalable and maintainable technical solutions.
• Design and develop applications using Java, Spring Boot, and Microservices architecture.
• Ensure robust and reliable code through full-scale unit testing and TDD/BDD practices.
• Contribute to CI/CD pipeline setup and cloud deployments.
• Work independently and as an individual contributor on complex features.
• Troubleshoot production issues and optimize application performance.

Mandatory Skills:

• Strong Core Java and Spring Boot expertise.
• Proficiency in AWS or DevOps (Docker & Kubernetes).
• Experience with relational and/or non-relational databases (SQL, NoSQL).
• Sound understanding of Microservices architecture and RESTful APIs.
• Containerization experience using Docker and orchestration via Kubernetes.
• Familiarity with Linux-based development environments.
• Exposure to modern SDLC tools – Maven, Git, Jenkins, etc.
• Good understanding of CI/CD pipelines and cloud-based deployment.

Soft Skills:

• Self-driven, proactive, and an individual contributor.
• Strong problem-solving and analytical skills.
• Excellent communication and interpersonal abilities.
• Able to plan, prioritize, and manage tasks independently.

Nice-to-Have Skills:

• Exposure to frontend technologies like Angular, JavaScript, HTML5, and CSS.

• Preferred Education & Experience:

• Bachelor’s or master’s degree in Computer Engineering, Computer Science, Computer Applications, Mathematics, Statistics or related technical field or equivalent practical experience. Relevant experience of at least 3 years in lieu of above if from a different stream of education.

• Well-versed in and 5+ years of hands-on demonstrable experience with:
  ▪ Object Oriented Modeling, Design, & Programming
  ▪ Microservices Architecture, API Design, & Implementation
  ▪ Relational, Document, & Graph Data Modeling, Design, & Implementation

• Well-versed in and hands-on demonstrable experience with:
  ▪ Stream & Batch Big Data Pipeline Processing
  ▪ Distributed Cloud Native Computing
  ▪ Serverless Computing & Cloud Functions

• 5+ years of hands-on development experience in Java programming.

• 3+ years of hands-on development experience in one or more libraries & frameworks such as Spring Boot, Apache Camel, Akka, etc.;
  extra points if you can demonstrate your knowledge with working examples.
  2+ years of hands-on development experience in one or more Relational and NoSQL datastores such as Amazon S3, Amazon DocumentDB, Amazon Elasticsearch Service, Amazon Aurora, AWS DynamoDB, Amazon Athena, etc.

• 2+ years of hands-on development experience in one or more technologies such as Amazon Simple Queue Service, Amazon Kinesis, Apache Kafka, AWS Lambda, AWS Batch, AWS Glue, AWS Step Functions, Amazon API Gateway, etc.

• 2+ years of hands-on development experience in one or more technologies such as AWS Developer Tools, AWS Management & Governance, AWS Networking and Content Delivery, AWS Security, Identity, and Compliance, etc.

• Well-versed in Virtualization & Containerization; must demonstrate experience in technologies such as Kubernetes, Istio, Docker, OpenShift, Anthos, Oracle VirtualBox, Vagrant, etc.

• Well-versed with demonstrable working experience with API Management, API Gateway, Service Mesh, Identity & Access Management, Data Protection & Encryption.

• Hands-on experience with demonstrable working experience with DevOps tools and platforms viz., Jira, GIT, Jenkins, Code Quality & Security Plugins, Maven, Artifactory, Terraform, Ansible/Chef/Puppet, Spinnaker, etc.

• Well-versed with Storage, Networks and Storage Networking basics which will enable you to work in a Cloud environment.

•  Experience : 5+Years

• Job Location : Remote/Pune

We are scaling rapidly in user engagement (reached 150K+ daily transactions within 3 months of beta launch), and if you're looking to deal with scale, this is for you.

About Trago.in: We are a neo-trading platform where one can trade their opinions on real-time events across politics, Sports. We are building in a super-interesting category with a focus on things happening around you and giving the audience a platform to earn from opinions and knowledge.

We are a seed-funded company with marquee investors from across the globe and an amazing set of co-founders from the premier institutes of India.

To know more about us, please visit: www.trago.in

Responsibilities:

* Build the APIs and internal mechanisms of the Trago backend across all our services.

* Architect and guide building end-to-end systems optimized for speed and scale.

* Build and lead engineering teams to achieve product roadmap milestones.

* Oversee the research and development of new products and technologies.

* Be available for troubleshooting in case of backend emergencies.

Requirements:

* Bachelors in Computer Science or any Engineering domain with experience in Software Programming.

* 2-5 years of experience building large-scale software applications.
* Highly proficient with Java and knowledge of the many intricacies of Spring Boot.

* Proficient with MongoDB and Redis.

* Knowledge of Aerospike, and other databases would be a bonus. Good understanding of distributed systems (servers, databases, etc.).

* Positive and solution-oriented mindset and comfort working in a highly agile, intensely iterative software development environment.

What's in for you?

* Work directly with founders

* Freedom to experiment and get creative.

* Be Yourself, every day.

* Build for scale - We are building Trago with a mindset to scale to 100 mn+ customers in 3 years. We are presently doing 150K transactions a day, which we will scale by 100x in one year.

We have urgent Requirement for Java Developer with one of leading IT firm.

Experience:- 5yr - 8yrs

Qualification:- Computer Science, Engineering or a related field

Location:- Mumbai (Thane)

Responsibilities:-

Maintain up to date code documentation
Participating in code reviews
Desired Profiles:
Degree in Computer Science, Engineering or a related field
2 to 5 years’ experience required
You have prior experience in Java development
Required hands-on experience of Java Application Frameworks (Struts, Spring, Hibernate, Spring boot)
Hands-on experience working in an Agile environment

Rapido is India’s largest bike taxi player focused on solving the first and last mile connectivity problem for India. The primary focus is mobility and changing all facets of mobility across India. We believe that 2 Wheeler are the right mode of transport for developing countries like India and have much more scope than 4 wheelers, which is also reflected in the fact that the number of 2 wheelers is significantly more than the number of 4-wheelers.We have operations in close to 100 cities and are the undisputed market leader in this space. Growing close to 500% year-on-year, we have ambitious targets set for ourselves in the future as well.

What you will do :   

We are looking for a Technical Architect to design the structure of our IT systems and oversee programs to ensure the proper architecture is implemented.

Should have experience in data modelling, distributed system design, Microservice architecture and communications protocol and is passionate about writing code and the art of management

In this role, you should be an excellent communicator who is able to translate complex requirements into functional architecture. We'd also like you to have hands-on experience on software development and be able to manage complex programs. Overseeing development and implementation of programs. Providing technical leadership and support to software development teams. Your goal will be to ensure our internal IT framework operates properly.

Responsibilities:

• Understand company needs to define system specifications
• Plan and design the structure of a technology solution
• Communicate system requirements to software development teams
• Evaluate and select appropriate software or hardware and suggest integration methods
• Oversee assigned programs (e. g. conduct code review) and provide guidance to team members
• Assist with solving technical problems when they arise
• Ensure the implementation of agreed architecture and infrastructure
• Address technical concerns, ideas and suggestions
• Monitor systems to ensure they meet both user needs and business goals

Requirements:

• Proven experience as a Technical Architect
• Hands-on experience with software development and system administration
• Understanding of strategic IT solutions
• Experience in project management and service-oriented architecture (SOA)
• Knowledge of selected coding languages (e. g. JavaScript, Java)
• Familiarity with various operating systems
• Experience in cloud technologies
• Excellent communication skills
• Problem-solving aptitude
• Organisational and leadership skills

Role Competencies:

• Proven work experience as a Back-end developer.
• Hands on experience with programming languages like Java/NodeJS/Golang, JavaScript, Familiarity with Git,
• Database (SQL/Mysql/NO SQL).Good to have Kafka/queuing/messaging system.
• Familiarity with front-end languages (e.g. HTML, JavaScript and CSS)
• Strong knowledge of design principles, user interfaces, web standards and usability.

Functional Behavioral:

• Excellent analytical and time and people management skills.
• Teamwork skills with a problem-solving attitude.