Software Engineer - Java

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 

Location: Hyderabad

Work Mode: Hybrid (2 days WFO)

Experience Required: 4.5+ years

Notice Period: Immediate Joiners Preferred

Employment Type: Full-Time

Mandatory Requirements:

• 4.5+ years of experience in Java Development
• Hands-on experience with AWS in a production environment
• Must be available to join immediately
• Must be willing to work in Hybrid mode from Hyderabad

Technical Skill Requirements:

• Strong hands-on experience in Core Java, Spring Boot, and Microservices
• Solid understanding of OOP concepts, Multithreading, and REST APIs
• Practical knowledge and experience working with AWS services like EC2, Lambda, S3, RDS, SNS, etc.
• Familiarity with CI/CD tools and version control systems (Git)
• Good knowledge of SQL and NoSQL databases
• Ability to write clean, efficient, and well-documented code

Key Responsibilities:

• Design, develop, and maintain scalable Java-based backend applications
• Implement and integrate AWS services to ensure scalability and reliability
• Collaborate with cross-functional teams including QA, DevOps, and Front-end developers
• Optimize application performance and troubleshoot issues in a timely manner
• Participate in code reviews, sprint planning, and team discussions
• Ensure best practices in code quality, security, and documentation
• Handle deployments and production support if needed

About You: ● Education ranging from a Bachelor’s of Science degree in computer science or related engineering degree. ● 12+ years of high level API, abstraction layers, and application software development experience. ● 5+ years experience building scalable, serverless solutions in GCP or AWS ● 4+ years of experience in Python, MongoDB ● Experience with large-scale distributed systems and streaming data services. ● Experience building, developing, and maintaining cloud native infrastructure, serverless architecture, micro-operations, and workflow automation. ● You are a hardworking problem-solver who thrives in finding solutions to difficult technical challenges. ● Experience with modern high-level languages and databases including Javascript, MongoDB, and Python. ● Experience in Github, Gitlab, CI/CD, Jira, unit testing, integration testing, regression testing, and collaborative documentation. ● Expertise with GCP, Kubernetes, Docker, or containerization, is a great plus. ● Ability to write and assess clean, functional, high quality and testable code for each of our projects. ● Positive and proactive, solution-focused contributor and team motivation.

•  Work experience as a Java Developer.
•  Experience designing, building and testing Java EE applications.
•  In-depth knowledge of popular Java frameworks like JSF and Spring MVC.
•  Very good understanding of design patterns Hands on experience on ORM framework
•  Design and develop reusable libraries and APIs.
•  Experience with Object-Oriented Design (OOD).
•  Experience on handling exceptions Experience on handling transaction
•  Excellent knowledge of Relational Databases, SQL and ORM technologies ( JPA2, Hibernate)

Good to Have Skills:

• 3+ 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 of AI/ML algorithms is a plus.

Position: Java Backend Developer

Experience: Atleast 3 years

Joining: Immediate

Communication Skills: Good

Mandatory requirements:

- Java 8, SpringBoot 2.x

- Backbase 6, DB 2.x, IPS 1.x, CXS 6.x

- DBS 2.19 – 2.20

- Fluent in English, ability to work in remote teams, dependable

- Problem solving skills

Desirable requirements:

- DevOps, Pipelines, Docker, Kubernets, HELM

- Backbase Identity

- Security

Required Experience and Qualifications:

-3 to 6 years of software development experience.

-Experience of working in at least 2 or 3 projects, managing or leading the entire

tasks.

-Experience from a middle size company or from a startup will be preferred.

-BE/MCA/MSc in Computers/Information technology with a good academic

record.

-Must be willing to start Immediately work from home permanent

-Can Allocate working hours (Flexible) as per Projects Requirements.

-Must have Good Internet & Good Laptop/System

Perks & Benefits:

• Great learning, innovative and development platform.
• Remote work and flexible timings.
• Reimbursement of the online learning courses on certification.
• Medical insurance coverage for you and the dependence.
• Five Working days per week.

Java Elastic Search

• Java Microservices ELK stack(Elasticsearch, Logstash, Kibana, Beats, X-Pack, APM),
• Build Custom Reports

Java + NodeJS

• Java with Node.js- Microservices Development,
• Using graphql with node.js,
• Backend development with Node.JS

Java Microservices

• Working experience in Java and spring boot (microservices)
• Strong understanding of OOPs concepts
• Proficient in API design and development using RESTful services
• Knowledge and understanding of design principles behind building a scalable application
• Source code management using git

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.