
Java Developer – Job Description
About the Role
Wissen Technology is now hiring for a Java Developer - Mumbai 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. This is a brilliant opportunity to become a part of a highly motivated and expert team that has made a mark as a high-end technical consulting organization.
Required Skills
- Experience: 4 to 7 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 multithreading 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.

About Wissen Technology
About
The Wissen Group was founded in the year 2000. Wissen Technology, a part of Wissen Group, was established in the year 2015. Wissen Technology is a specialized technology company that delivers high-end consulting for organizations in the Banking & Finance, Telecom, and Healthcare domains.
With offices in US, India, UK, Australia, Mexico, and Canada, we offer 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.
Leveraging our multi-site operations in the USA and India and availability of world-class infrastructure, we offer a combination of on-site, off-site and offshore service models. Our technical competencies, proactive management approach, proven methodologies, committed support and the ability to quickly react to urgent needs make us a valued partner for any kind of Digital Enablement Services, Managed Services, or Business Services.
We believe that the technology and thought leadership that we command in the industry is the direct result of the kind of people we have been able to attract, to form this organization (you are one of them!).
Our workforce consists of 1000+ highly skilled professionals, with leadership and senior management executives who have graduated from Ivy League Universities like MIT, Wharton, IITs, IIMs, and BITS and with rich work experience in some of the biggest companies in the world.
Wissen Technology has been certified as a Great Place to Work®. The technology and thought leadership that the company commands in the industry is the direct result of the kind of people Wissen has been able to attract. Wissen is committed to providing them the best possible opportunities and careers, which extends to providing the best possible experience and value to our clients.
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Job Description:
• Experience in Core Java, Spring Boot.
• Experience in microservices.
• Extensive experience in developing enterprise-scale systems for global organization. Should possess good architectural knowledge and be aware of enterprise application design patterns.
• Should be able to analyze, design, develop and test complex, low-latency client-facing applications.
• Good development experience with RDBMS in SQL Server, Postgres, Oracle or DB2
• Good knowledge of multi-threading
• Basic working knowledge of Unix/Linux
• Excellent problem solving and coding skills in Java
• Strong interpersonal, communication and analytical skills.
• Should be able to express their design ideas and thoughts.
About us
Astra is a cyber security SaaS company that makes otherwise chaotic pentests a breeze with its one of a kind Pentest Platform. Astra's continuous vulnerability scanner emulates hacker behavior to scan applications for 8300+ security tests. CTOs & CISOs love Astra because it helps them fix vulnerabilities in record time and move from DevOps to DevSecOps with Astra's CI/CD integrations.
Astra is loved by 650+ companies across the globe. In 2023 Astra uncovered 2 million+ vulnerabilities for its customers, saving customers $69M+ in potential losses due to security vulnerabilities.
We've been awarded by the President of France Mr. François Hollande at the La French Tech program and Prime Minister of India Shri Narendra Modi at the Global Conference on Cyber Security. Loom, MamaEarth, Muthoot Finance, Canara Robeco, ScripBox etc. are a few of Astra’s customers.
Role Overview
As an SDE 2 Back-end Engineer at Astra, you will play a crucial role in the development of a new vulnerability scanner from scratch. You will be architecting & engineering a scalable technical solution from the ground-up.
You will have the opportunity to work alongside talented individuals, collaborating to deliver innovative solutions and pushing the boundaries of what's possible in vulnerability scanning. The role requires deep collaboration with the founders, product, engineering & security teams.
Join our team and contribute to the development of a cutting-edge SaaS security platform, where high-quality engineering and continuous learning are at the core of everything we do.
Roles & Responsibilities:
- You will be joining our Vulnerability Scanner team which builds a security engine to identify vulnerabilities in technical infrastructure.
- You will be the technical product owner of the scanner, which would involve managing a lean team of backend engineers to ensure smooth implementation of the technical product roadmap.
- Research about security vulnerabilities, CVEs, and zero-days affecting cloud/web/API infrastructure.
- Work in an agile environment of engineers to architect, design, develop and build our microservice infrastructure.
- You will research, design, code, troubleshoot and support (on-call). What you create is also what you own.
- Writing secure, high quality, modular, testable & well documented code for features outlined in every sprint.
- Design and implement APIs in support of other services with a highly scalable, flexible, and secure backend using GoLang
- Hands-on experience with creating production-ready code & optimizing it by identifying and correcting bottlenecks.
- Driving strict code review standards among the team.
- Ensuring timely delivery of the features/products
- Working with product managers to ensure product delivery status is transparent & the end product always looks like how it was imagined
- Work closely with Security & Product teams in writing vulnerability detection rules, APIs etc.
Required Qualifications & Skills:
- Strong 2-4 years relevant development experience in GoLang
- Experience in building a technical product from idea to production.
- Design and build highly scalable and maintainable systems in Golang
- Expertise in Goroutines and Channels to write efficient code utilizing multi-core CPU optimally
- Must have hands-on experience with managing AWS/Google Cloud infrastructure
- Hands on experience in creating low latency high throughput REST APIs
- Write test suites and maintain code coverage above 80%
- Working knowledge of PostgreSQL, Redis, Kafka
- Good to have experience in Docker, Kubernetes, Kafka
- Good understanding of Data Structures, Algorithms and Operating Systems.
- Understanding of cloud/web security concepts would be an added advantage
What We Offer:
- Adrenalin rush of being a part of a fast-growing company
- Fully remote & agile working environment
- A wholesome opportunity in a fast-paced environment where you get to build things from scratch, improve and influence product design decisions
- Holistic understanding of SaaS and enterprise security business
- Opportunity to engage and collaborate with developers globally
- Experience with security side of things
- Annual trips to beaches or mountains (last one was Chikmangaluru)
- Open and supportive culture
InnovationM is looking for a Java Developer with experience in Spring Boot, Microservices, and MongoDB to join our team. The ideal candidate should have hands-on experience in designing and developing REST APIs using Spring Boot, building microservices-based applications, working with MongoDB and have experience in deploying applications in AWS.
What you must be good at:
● Develop and maintain REST APIs using Spring Boot framework
● Build microservices-based applications using Spring Boot and related frameworks
● Design and develop data models and queries for MongoDB database
● Deploy applications in AWS using EC2, ECR, and other relevant AWS services
● Work in an Agile development environment
● Collaborate with cross-functional teams to deliver high-quality software
What you must be good at:
● 4+ years of experience in Java development
● Strong experience in Spring Boot and related frameworks
● Hands-on experience in building microservices-based applications
● Proficient in designing and developing REST APIs
● Strong experience in MongoDB, including data modeling and query optimization
● Good understanding of AWS services and deployment methodologies
● Experience working in an Agile development environment
● Proficient in Git and version control systems
SpringBoot
Microservice
Spring
Hibernate
NP- Immediate to 15 Days
Location-Bangalore & Hyderabad (Post pendami)
Technical Skills Desired:
- Must have experience in either of JavaScript frameworks: Angular
- Must have experience in either of backend software development [J2EE, Spring Boot, Spring core, JPA]
- Must have experience in designing/implementing Hibernate/ORM, Restful web services, Micro Services using Java
- Knowledge with relational/ NoSQL databases (e.g., Oracle, MySQL, MongoDB)
- Knowledge with versioning (Git or SVN) /build tools (Maven/Ant/Gradle/Junit), Unit testing & code coverage tools is desired
- Knowledge of App / Web servers (NGINX / Tomcat / Jboss Wildfly)
- Understands the process of new application development and has the ability to apply these concepts with minimal mentoring and supervision.
- Advanced knowledge experience using any of IDE (e.g., Eclipse, SonarQube, STS, VS Code)
- Knowledge on Cloud platform, technologies & deployments is an added advantage
- Resolves technical issues through debugging, research, and
- Must have experience with Agile tools
Functional Skills Desired:
- Good knowledge in product development domains
- Knowledge in Finance and Insurance domain preferred
- Maintain quality and ensure responsiveness of
- Complete application development by coordinating requirements, schedules, and activities contributing to team meetings;
- Troubleshooting development and production problems across multiple environments and operating platforms.
- Collaborate with the rest of the engineering team to design and launch new features
- Understanding and implementation of security and data
- Ensure designs are in compliance with specifications and standards and best industry
- Usage of Process tools – JIRA, TFS, HP QC or any other agile tools, also knowledge of CMM Level 3 development process.
- Self-motivated & working independently with minimal
- Maintain code integrity and
- Experience working with graphic designers and converting designs to visual
- Follow the coding standards for java and angular
Technical Skills Good to Have:
- Usage of troubleshooting tools like J Profiler, J Meter or application performance tuning
- Exposure to Non-web-based developments, for both mobile and
- Development experience using Docker, Kubernetes, Containerization etc in AWS or other cloud platforms
- Willing to take up proof of concepts and showcase the technical capability
- Usage of design tools Visio or draw io
- Usage of CI/CD pipeline
Roles and Responsibilities:
Experience in application components using Spring Boot.
Should possess application development experience in Java 7/8, Spring Framework, Spring Boot
Design and develop micro services/APIs using either Java/Spring boot. · Experience working in Agile environment and good understanding of Agile processes.
Good in any front end technologies like React JS
Experience in AWS
Knowledge of Application Server like Tomcat, Testing frameworks like JUnit Skills:
Spring Boot, Swagger, Tomcat , Maven, Jenkins, Git, Postman, kubernetes, Docker, Hibernate.
Strong knowledge on both SQL and NOSQL Databases. ·
Possess excellent communication and interpersonal skills and can articulate your ideas to different stakeholders.
Proficient understanding of code versioning tools, such as Git.
Experience in working as a team to design, document, develop, test, implement and maintain modular, multi-tier large Java applications.
Great interpersonal and communication skills
Work Location: Hyderabad
Experience:6-8 Years
Package:Upto 15 LPA
Notice Period:Immediate to 15 days
Its a Full Time Opportunity with Our Client
Mandatory Skills:Java,J2EE,Spring Boot,Hibernate & Microservices
Job Description:
--In-depth understanding and working of java, Spring Boot, hibernate.
--Strong object-oriented programming skills in Java Very good knowledge of Core Java and J2EE
--Proven hands-on Software Development experience
--Proven working experience in Java development
--Hands on experience in designing and developing applications using Java EE platforms
--Object oriented analysis and design using common design patterns.
--Hands on experience in Web Services (SOAP,REST)
--Profound insight of Java and JEE internals (Class loading, Memory Management, Transaction management etc)
--Excellent knowledge of Relational Databases, SQL and ORM technologies (Hibernate)
--Experience in the Spring Framework.
--Complete understanding of SDLC.
--Experience with test-driven development











