Backend Java (Microservices / Spring Boot) Developer

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JOB DESCRIPTION
Experience: 3-8 years
Location- Mumbai
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. 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. - 3-8 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.
Job Title: Golang Developer
Location: Kolkata
Job Type: Full-time
Working Days: 5 Days (Rotational off)
About the Role:
We are seeking a skilled Golang Developer with experience in Golang, Node.js, WebSocket
communication, and API development. In this role, you will work closely with our development
team to design, develop, and maintain high-performance backend systems and real-time
applications.
Key Responsibilities:
Design, build, and maintain efficient, reusable, and reliable Golang code.
Develop scalable APIs and microservices.
Integrate and build real-time communication using WebSocket protocols.
Collaborate with frontend developers and other team members to establish objectives
and design more functional, cohesive systems.
Write clean, maintainable, and well-documented code.
Optimize applications for maximum performance, scalability, and security.
Participate in code reviews, contribute to team knowledge, and continuously improve
development processes.
Troubleshoot, debug, and upgrade existing systems.
Occasionally work with Node.js services and modules when needed.
Required Skills and Qualifications:
Min 3+ years of experience in backend development with Golang.
Solid understanding of Node.js and JavaScript/TypeScript.
Hands-on experience with WebSocket integration and real-time applications.
Strong knowledge of RESTful APIs, API design principles, and API documentation. Experience with relational and NoSQL databases (e.g., MySQL, PostgreSQL, MongoDB).
Good understanding of concurrent programming and microservices architecture.
Familiarity with cloud platforms (AWS, GCP, Azure) is a plus.
Knowledge of containerization tools like Docker and Kubernetes is a plus.
Strong problem-solving skills, attention to detail, and a proactive attitude.
Job description
- Engage with the business team and stakeholder at different levels to understand business needs, analyze, document, prioritize the requirements, and make recommendations on the solution and implementation.
- Delivering the product that meets business requirements, reliability, scalability, and performance goals
- Work with Agile scrum team and create the scrum team strategy roadmap/backlog, develop minimal viable product and Agile user stories that drive a highly effective and efficient project development and delivery scrum team.
- Work on Data mapping/transformation, solution design, process diagram, acceptance criteria, user acceptance testing and other project artifacts.
- Work effectively with the technical/development team and help them understand the specifications/requirements for technical development, testing and implementation.
- Ensure solutions promote simplicity, efficiency, and conform to enterprise and architecture standards and guidelines.
- Partner with the support organization to provide training, support and technical assistance to operation team and end users as necessary
- Product/Application Developer
- Designs and develops software applications based on user requirements in a variety of coding environments such as graphical user interface, database query languages, report writers, and specific development languages
- Consult on the use and implementation of software products and applications and specialize in the business development environment, including the selection of development tools and methodology
Primary / Mandatory skills:
- Overall Experience: Overall 4 to 6 years of IT development experience
- Design and Code NodeJS based Microservices, API Webservices, NoSql technologies (Cassandra/MongoDb)
- Expert in developing code for Node-JS based Microservice in TypeScript
- Good Experience in understanding the data Transmission through pug/sub mechanism like Event Hub and Kafka
- Good Understanding of Analytics and clickstream data capture is HUGE Plus
- Good understanding of frameworks like Java Spring Boot, Python is preferred
- Good understanding of Microsoft Azure principles and services is preferred
- Able to write Unit test cases
- Familiarity with performance testing tools such as Akamai SOASTA is preferred
- Good knowledge on Source Code control like GIT, code clout, etc and understanding of CI/CD(Jenkins and Kubernetes)
- Solid technical background with understanding and/or experience in software development and web technologies
- Strong analytical skills and the ability to convert consumer insights and performance data into high impact initiatives
- Experience working within scaled agile development team
- Excellent written and verbal communication skills with demonstrated ability to present complex technical information in a clear manner to peers, developers, and senior leaders
- The desire to be continually learning about emerging technologies/industry trends
Job Requirements :
- Should have experience in supporting the application and infrastructure 24x7.
- Should have good working knowledge on troubleshooting skills of Operating Systems (Linux/Windows)
- Good experience on Java/j2EE application supporting and AWS infra supporting.
- Ability to work with 3rd parties/FOPS and provide required instruction to troubleshoot and restore faults.
- Respond quickly and effectively to production issues, troubleshooting solutions, and
taking responsibility for seeing those solutions through resolution.
- Identify root cause and corrective actions for highly complex availability, capacity, security, performance, and quality issues affecting the database.
- Strong knowledge of Linux/Unix operating system.
- Good knowledge of scripting languages like Shell, Python.
- Good Knowledge of Databases like Mongo, Mysql, SQL Server.
- Respond to alerts and take corrective action to ensure the high availability of our
production environments and participate in an after-hours on-call rotation.
- Experience/Knowledge of other cloud platforms (Azure, Google Cloud) is a plus
- Strong verbal and written communications skills are a must
- Must have production support experience as the requirement is 24X7X365 production support.
Mandatory skills:
.Netcore3.x,microservice and AWS or Azure.
Exp : 5-12 years
Budget : Max 30 LPA.
Looking for short notice people.
Job Descriptions: Senior .NET Cloud (Azure) Practitioner
Job Description Experience: 5-12 years (approx.)
Notice period : 15 only
Location : Hyderabad,Bangalore,Chennai.
Mandatory Skills
- Strong Restful API, Micro-services development experience using ASP.NET CORE Web APIs (C#);
- Must have exceptionally good software design and programming skills in .Net Core (.NET 3.X, .NET 6) Platform, C#, ASP.net MVC, ASP.net Web API (RESTful), Entity Framework & LINQ
- Good working knowledge on Azure Functions, Docker, and containers
- Expertise in Microsoft Azure Platform - Azure Functions, Application Gateway, API Management, Redis Cache, App Services, Azure Kubernetes, CosmosDB, Azure Search, Azure Service Bus, Function Apps, Azure Storage Accounts, Azure KeyVault, Azure Log Analytics, Azure Active Directory, Application Insights, Azure SQL Database, Azure IoT, Azure Event Hubs, Azure Data Factory, Virtual Networks and networking.
- Strong SQL Server expertise and familiarity with Azure Cosmos DB, Azure (Blob, Table, queue) storage, Azure SQL etc
- Experienced in Test-Driven Development, unit testing libraries, testing frameworks.
- Good knowledge of Object Oriented programming, including Design Patterns
- Cloud Architecture - Technical knowledge and implementation experience using common cloud architecture, enabling components, and deployment platforms.
- Excellent written and oral communication skills, along with the proven ability to work as a team with other disciplines outside of engineering are a must
- Solid analytical, problem-solving and troubleshooting skills
Desirable Skills:
- Certified Azure Solution Architect Expert
- https://ind01.safelinks.protection.outlook.com/?url=https%3A%2F%2Fcloudacademy.com%2Flearning-paths%2Faz-900-exam-preparation-microsoft-azure-fundamentals-524%2F&data=05%7C01%7C%7C42a09b32ee3d4f9684fc08dab717d4cb%7Ce9cb3c8041564c39a7fe68fe427a3d46%7C1%7C0%7C638023611149491723%7CUnknown%7CTWFpbGZsb3d8eyJWIjoiMC4wLjAwMDAiLCJQIjoiV2luMzIiLCJBTiI6Ik1haWwiLCJXVCI6Mn0%3D%7C1000%7C%7C%7C&sdata=iWgxDBxJ9DU2Y%2Bg7w2GjPV1JsUFis3XH5qTND56zhM8%3D&reserved=0" target="_blank">Microsoft Certified: Azure – Fundamentals Exam AZ-900
- https://ind01.safelinks.protection.outlook.com/?url=https%3A%2F%2Fcloudacademy.com%2Flearning-paths%2Faz-104-exam-preparation-microsoft-azure-administrator-1-1332%2F&data=05%7C01%7C%7C42a09b32ee3d4f9684fc08dab717d4cb%7Ce9cb3c8041564c39a7fe68fe427a3d46%7C1%7C0%7C638023611149491723%7CUnknown%7CTWFpbGZsb3d8eyJWIjoiMC4wLjAwMDAiLCJQIjoiV2luMzIiLCJBTiI6Ik1haWwiLCJXVCI6Mn0%3D%7C1000%7C%7C%7C&sdata=NDxe8GGiOPKzgtLByQJ1KEUb18NT%2Bk10J%2FQeMk2EdO0%3D&reserved=0" target="_blank">Microsoft Certified: Azure Administrator – Associate Exam AZ-104
- https://ind01.safelinks.protection.outlook.com/?url=https%3A%2F%2Fcloudacademy.com%2Flearning-paths%2Faz-204-exam-preparation-developing-solutions-for-microsoft-azure-1208%2F&data=05%7C01%7C%7C42a09b32ee3d4f9684fc08dab717d4cb%7Ce9cb3c8041564c39a7fe68fe427a3d46%7C1%7C0%7C638023611149647967%7CUnknown%7CTWFpbGZsb3d8eyJWIjoiMC4wLjAwMDAiLCJQIjoiV2luMzIiLCJBTiI6Ik1haWwiLCJXVCI6Mn0%3D%7C1000%7C%7C%7C&sdata=LJGujRaAsL%2BAkZ74iW8M83jGb%2FoNGaLtSpvP0I9L4hA%3D&reserved=0" target="_blank">Microsoft Certified: Azure Developer – Associate Exam AZ-204
- https://ind01.safelinks.protection.outlook.com/?url=https%3A%2F%2Facloudguru.com%2Fblog%2Fengineering%2Fwhich-azure-certification-is-right-for-me%23devops-engineer&data=05%7C01%7C%7C42a09b32ee3d4f9684fc08dab717d4cb%7Ce9cb3c8041564c39a7fe68fe427a3d46%7C1%7C0%7C638023611149647967%7CUnknown%7CTWFpbGZsb3d8eyJWIjoiMC4wLjAwMDAiLCJQIjoiV2luMzIiLCJBTiI6Ik1haWwiLCJXVCI6Mn0%3D%7C1000%7C%7C%7C&sdata=Fz7BGlfqUTEn7NC6zV4VGnmK%2FfnmJimNzWM5r%2FK%2FVxs%3D&reserved=0" target="_blank">Microsoft Certified: DevOps Engineer Expert (AZ-400)
- https://ind01.safelinks.protection.outlook.com/?url=https%3A%2F%2Facloudguru.com%2Fblog%2Fengineering%2Fwhich-azure-certification-is-right-for-me%23solutions-architect&data=05%7C01%7C%7C42a09b32ee3d4f9684fc08dab717d4cb%7Ce9cb3c8041564c39a7fe68fe427a3d46%7C1%7C0%7C638023611149647967%7CUnknown%7CTWFpbGZsb3d8eyJWIjoiMC4wLjAwMDAiLCJQIjoiV2luMzIiLCJBTiI6Ik1haWwiLCJXVCI6Mn0%3D%7C1000%7C%7C%7C&sdata=fks6seKESNpwOsrBcAWq8l0Yen6nLnnvExp7Ufgt%2Fps%3D&reserved=0" target="_blank">Microsoft Certified: Azure Solutions Architect Expert (AZ-305)
- Good understanding of software architecture, scalability, resilience, performance;
- Working knowledge of automation tools such as Azure DevOps, Azure Pipeline or Jenkins or similar
Roles & Responsibilities
- Defining best practices & standards for usage of libraries, frameworks and other tools being used;
- Architecture, design, and implementation of software from development, delivery, and releases.
- Breakdown complex requirements into independent architectural components, modules, tasks and strategies and collaborate with peer leadership through the full software development lifecycle to deliver top quality, on time and within budget.
- Demonstrate excellent communications with stakeholders regarding delivery goals, objectives, deliverables, plans and status throughout the software development lifecycle.
- Should be able to work with various stakeholders (Architects/Product Owners/Leadership) as well as team - Lead/ Principal/ Individual Contributor for Web UI/ Front End Development;
- Should be able to work in an agile, dynamic team environment;
Job Description
Required Skills:
- Demonstrated and strong experience with Java Development (1.8 and above), Spring Boot, ability to design API and RESTful services, and an understanding of transactions
- Strong experience writing Microservices using Java 1.8 and above.
- Good Experience in Behavior Driven Design ( Cucumber , Gherkin ).
- Data design experience in application, noSQL, familiarity with modern technology and architecture (cloud, virtualization, object stores, etc.), and experience with SDLC tools and agile development methodology
- Experience with Angular JS preferred.
- Experience with spring cloud , swagger and devOps tools preferred
- Experience in Domain Driven Design preferred.
- Experience with Mulesoft preferred.
- Experience in SAFe Agile methodology preferred.
- Experience in building presentation layers using Front-end technologies
- Good problem solving skills and strong analytical skills.
- Ability to lead technology initiatives, develop reports, dashboards, and processes to continuously monitor data quality and integrity, an ability to interpret system / business requirements and prepare specification and design document.
Desired Skills:
- Java, J2EE, JDBC , EJB, Servlets,, Messaging Platform, Agile waterfall
• Work with product team to understand product vision and requirements
• Solve complex technical problems and perform the code reviews for junior team members.
• Produce deliverables at a consistently high rate and with consistently excellent quality
• Work with a team of engineering professionals to ensure the highest quality product delivery
As a member of our team, you will be responsible for insuring the successful launch of many product features.
Key responsibilities
• Work in a product based R&D team and collaborate with other teams to integrate.
• Write code that is of high quality and consistent with our coding standards
• Analyze highly complex business requirements, break the requirements to multiple applications; generate technical
specifications to design or redesign complex software components and applications
• Maintain best practices for development/code changes as needed
• Design and architect software applications
• Conducting code reviews and enforcing the quality standards
• Conducting the daily SCRUM meetings and removing the roadblocks
• Performance testing and tuning for scalability
• Develop quick proof of concepts to set the technical direction for rest of the team.
• Work with Devops and Automation team to develop automation strategy for your application.
Requirements
• Bachelor’s Degree (Masters preferred) in Computer Science or related field
• 3+ years of software development experience on web applications
• Experience in working in an onsite and offshore development model
• Must have hands-on design and development experience in Cloud (GCP/AWS/Azure), Kubernetes, Microservices, Java, J2EE, Spring/Boot, Hibernate, JUnit and Integration with front end via rest interfaces.
• Must have Hands-on experience in Multi-threading, Non-blocking IO, Kafka, JMS
• Strong integration background required. Experience with Microservices, REST, JSON and APIs is required
• Experience with as many of the following is highly desirable: Tomcat, Node.js, XML, XSLT, XPath, Web Services, MongoDB, MYSQL, and query performance tuning
• Experience with code management and continuous integration techniques and tools such as Maven, Gradle, Github, JMeter, Jenkins, NPM etc. is highly desirable
• Experience building complex software systems that have been successfully delivered to customers
• Strong Computer Science fundamentals and working knowledge in data structures, algorithms, problem-solving and complexity analysis
• Knowledge of professional software engineering practices and best practices for the full software development life cycle (SDLC), including coding standards, code reviews, source control management, build processes, testing, and operations
• Proven ability to troubleshoot issues in production including root cause analysis
• Self-directed and capable of working effectively in a highly innovative and fast-paced environment
• Experience with Agile software development in a UNIX/Linux environment
• Experience with system architecture/design
Qualifications
• Passionate about technology and technical challenges of all types excite you
• Eagerness to learn and learn fast, enjoy working in a fast-paced environment
• Ability to develop detailed design and deliver a scalable implementation.
• Mentor developers in analysis, design, coding and unit testing techniques
• Motivated self-starter and team player; you inspire others to achieve great thing
About OneAssist
OneAssist is founded with a vision to provide a ubiquitous platform for assistance & protection services to customers.
A leader in Assistance and Protection products across Home Appliances, Personal Electronics, Physical and Mobile Wallets, OneAssist is a Technology-led organization. It has created a horizontal Assitance and Protection platform powered by Technology, Analytics and Data Science.
OneAssist wants to provide consumers the convenience of availing assistance and protection products through digital touch points- Mobile App, website, Voice and chat.
Founded in 2011, OneAssist has been well funded by Marquee investors, Sequoia Capital, Lightspeed Venture Partners, Assurant Solutions and Trifecta Capital with total cumulative funding of $33.2 Million. The latest Series C funding of &17.5 Million was raised in 2017.
Some of our significant partnerships are with Airtel, HDFC, HomeCredit, Pinelabs, InstaCash and more.
https://www.linkedin.com/company/oneassist-consumer-solutions/about/">https://www.linkedin.com/company/oneassist-consumer-solutions/about/
https://www.oneassist.in">https://www.oneassist.in
Job Description:
- Write maintainable/scalable/efficient code.
- Design and architect technical solutions for the developer community at OneAssist Work in a cross-functional team, collaborating with peers during the entire SDLC.
- Follow coding standards, code reviews etc. Follow scrum sprint cycles and commitment to deadlines.
Traits we are looking for in you: 3+ years experience developing large scale customer facing internet systems Strong problem-solving skills.
- Hands-on experience in coding capability in desired technology Solid experience in Java/J2EE frameworks such as Spring, Spring Boot, Spring Cloud, Hibernate.
- Strong Experience with Microservices, RESTful Web services, OOPs concepts.
- Nice to have knowledge of Docker, Kubernetes, Jenkins and CI/CD Knowledge
- Strong background in designing or extending existing test frameworks such as Junit Experience with version control systems such as Git. Good understanding of application security (authentication, authorization, web security etc.)









