Java Developer

Java Lead We are solving complex technical problems in the financial 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. 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. Experience: 8–13 years in Java development. Domain Expertise: Background in product-based companies, investment banking experience preferred. Leadership: Proven ability to lead teams of 3–4 members. Technical Depth: Hands-on with complex systems and distributed architectures. Soft Skills: Strong analytical thinking, problem-solving, and excellent communication. Process Knowledge: Expertise in end-to-end SDLC and Agile methodologies. Tech Stack ● Languages & Frameworks: Core Java, J2EE, Spring Boot, Spring Framework. ● Architecture: RESTful APIs, Microservices. ● Persistence: Hibernate/JPA. ● Databases: Postgres, MySQL (or similar). ● Tools: Maven/Gradle, CI/CD pipelines. ● Cloud: AWS/Azure (nice to have). 

⚠️ Important Note (Please Read Before Applying):

• Only candidates with 5–8 years of relevant experience should apply.
• Freshers or candidates with less than 5 years of experience – please do not apply.
• Only immediate joiners or candidates currently serving notice will be considered.

Job Title: Java Developer (5–8 Years)

Location: Bangalore (Hybrid Mode)

Experience: 5 to 8 years

Joining: Immediate / Notice Serving Only

About the Role:

We are looking for passionate and highly skilled Java Developers to join our dynamic team in Bangalore. The ideal candidate will have strong expertise in Java, Spring Boot, Collections, Multithreading, and Data Structures & Algorithms (DSA), with proven problem-solving abilities.

Key Responsibilities:

• Design, develop, and maintain high-performance, scalable, and secure applications.
• Work with Spring Boot and related frameworks to build microservices-based solutions.
• Optimize code using Collections & Multithreading concepts for performance and reliability.
• Apply strong DSA and problem-solving skills to deliver efficient solutions.
• Collaborate with cross-functional teams to ensure timely delivery of high-quality software.
• Troubleshoot, debug, and resolve production issues efficiently.

Required Skills & Experience:

• 5–8 years of hands-on experience in Core Java and Spring Boot.
• Strong expertise in Collections, Multithreading, and Concurrency.
• Solid understanding of DSA, Algorithms, and System Design fundamentals.
• Experience in developing REST APIs and Microservices.
• Proficiency in writing clean, maintainable, and efficient code
• .Strong analytical and problem-solving skills.

Why Join Us?

• Opportunity to work on cutting-edge projects with modern architectures.
• Hybrid work setup in Bangalore.
• Fast-paced and growth-driven environment.

Location: Pan India (Hyderabad / Chennai preferred)

Responsibilities

• Develop and maintain SOA-based process applications using JBPM.
• Define and model business processes using BPMN 2.0 on a BPM platform.
• Write clean, efficient, and maintainable code, ensuring best practices in configuration management and code refactoring.
• Collaborate with cross-functional teams to define and implement solutions to business process needs.
• Perform code reviews, troubleshoot issues, and provide innovative solutions.
• Work on UI development and integrate with backend systems.
• Deploy and maintain applications on servers like WebLogic, WebSphere, Apache Tomcat, or Jetty.
• Stay updated with new technologies and tools to improve development efficiency.

Key Requirements

• 4+ years of professional experience in building applications.
• Strong development experience with BPM engines, specifically JBPM (mandatory).
• Hands-on experience in SOA-based process applications.
• Proficient in Java, JSP, Servlets, SQL, and frameworks like Struts/Spring/Hibernate/MyBatis.
• Knowledge of HTML5, CSS, JavaScript languages.
• Familiarity with BPMN 2.0 and querying BPM APIs.
• Experience with application servers like WebLogic, WebSphere, Apache Tomcat, or Jetty.
• Strong problem-solving skills and excellent communication abilities.

Work With Us

Get To Know Us First!

Freecharge a subsidiary of Axis Bank Limited founded in 2010, is a Fin-Tech organisation revolutionizing Financial Products through technology.

At our core, we’re a creative company. Ideas and pixels is where we live and we love building magical products that make our users feel ‘wow’. At Freecharge, you'll have the chance to do the best work of your life. We’re on a journey to build something new, something different and something innovative & that requires passion to build such incredible products.

Come join us and shape the future of Fin-Tech.

Do You Make The Cut?

We are looking for a motivated developer to join our agile team of developers as a Lead to mentor and as an individual contributor to drive best practices in the product.

You will be responsible for the design, architecture, and delivery of a feature/product with the highest quality. Providing the product with visible benefit to end-users in an iterative fast-paced environment by creating solutions suitable for the job in real-time.

Title: Lead SDE (Backend)

Location: Gurugram

Experience: 3-7 Yrs.

Education: Bachelor’s / Master’s in Software Engineering

Responsibilities

• In this lead role, you will be designing and developing complex software systems that have been successfully delivered to customers.
• Ensure the quality of design of systems by serving as a technical lead on our most demanding, cross-functional teams
• Build reusable code and libraries for future use.
• Build highly available, high performance, scalable software and you will work on distributed systems for massive-scale systems
• Responsible for code quality of the product being developed along with unit and integration testing.
• Mentor junior developers to improve their skills, and make them more effective, product software engineers.
• Communicate with technical teams, and senior management to collect requirements, describe software product features, technical designs, and product strategy.

Sounds Like You?

• 4+ years of software development experience with Enterprise Java (JDK 8 and above), Spring (Boot, MVC, AOP, DI), ORM Frameworks.
• 1+ years of experience contributing to the architecture and design (LLD, HLD, Solid principles and design patterns and scaling) of new and current systems.
• Strong experience in technically leading junior developers with a focus on the goal.
• Strong experience in data structures & algorithms and their space & time complexities.
• Solid understanding of multithreading, microservices, MVC and strong OO skills with demonstrated experience in developing complex and reusable APIs.
• Strong experience working with Databases like SQL & NoSQL.
• Experience working with microservices-based architecture.
• Experience in high traffic, highly scalable distributed system designs, complex web applications, and code reviews.
• Experience working in an Agile environment.
• Solid understanding of the full software development life cycle and the domain.
• Good to have knowledge of messaging systems like SNS/ SQS /Kafka etc.

Life at Freecharge!

Our Playground!

• 450+ FCian’s, at Gurugram & Bengaluru locations
• Collaboration spaces & A flat and transparent culture
• Wow Corners, fun & reading Zone
• Best learning and development opportunities

Benefits

• Day-care facility
• Comprehensive Insurance Policy
• Wellness Benefits like Health check-ins
• 26 Weeks Maternity & 2 Weeks Paternity Leaves
• Adoption Assistance Program
• On-Site Parking at all locations
• A chance to have a big impact early in your career

ARE YOU READY?

TO

#ChargeYourFuture

About the Role 

As a result of our rapid growth, we are looking for a Java Backend Engineer to join our existing Cloud Engineering team and take the lead in the design and development of several key initiatives of our existing Miko3 product line as well as our new product development initiatives. 

Responsibilities 

•  Designing, developing and maintaining core system features, services and engines
• Collaborating with a cross functional team of the backend, Mobile application, AI, signal processing, robotics Engineers, Design, Content, and Linguistic Team to realize the requirements of a conversational social robotics platform which includes investigate design approaches, prototype new technology, and evaluate technical feasibility
• Ensure the developed backend infrastructure is optimized for scale and responsiveness 
• Ensure best practices in design, development, security, monitoring, logging, and DevOps adhere to the execution of the project. 
• Introducing new ideas, products, features by keeping track of the latest developments and industry trends 
• Operating in an Agile/Scrum environment to deliver high quality software against aggressive schedules

Requirements 

• Proficiency in distributed application development lifecycle (concepts of authentication/authorization, security, session management, load balancing, API gateway), programming techniques and tools (application of tested, proven development paradigms)  
• Proficiency in working on Linux based Operating system. 
• Proficiency in at least one server-side programming language like Java. Additional languages like Python and PHP are a plus 
• Proficiency in at least one server-side framework like Servlets, Spring, java spark (Java). 
• Proficient in using ORM/Data access frameworks like Hibernate,JPA with spring or other server-side frameworks. 
• Proficiency in at least one data serialization framework: Apache Thrift, Google ProtoBuffs, Apache Avro,Google Json,JackSon etc. 
• Proficiency in at least one of inter process communication frameworks WebSocket's, RPC, message queues, custom HTTP libraries/frameworks ( kryonet, RxJava ), etc.  
• Proficiency in multithreaded programming and Concurrency concepts (Threads, Thread Pools, Futures, asynchronous programming). 
• Experience defining system architectures and exploring technical feasibility tradeoffs (architecture, design patterns, reliability and scaling)
• Experience developing cloud software services and an understanding of design for scalability, performance and reliability
• Good understanding of networking and communication protocols, and proficiency in identification CPU, memory & I/O bottlenecks, solve read & write-heavy workloads. 
• Proficiency is concepts of monolithic and microservice architectural paradigms. 
• Proficiency in working on at least one of cloud hosting platforms like Amazon AWS, Google Cloud, Azure etc.   
• Proficiency in at least one of database SQL, NO-SQL, Graph databases like MySQL, MongoDB, Orientdb 
• Proficiency in at least one of testing frameworks or tools JMeter, Locusts, Taurus 
• Proficiency in at least one RPC communication framework: Apache Thrift, GRPC is an added plus 
• Proficiency in asynchronous libraries (RxJava), frameworks (Akka),Play,Vertx is an added plus 
• Proficiency in functional programming ( Scala ) languages is an added plus 
• Proficiency in working with NoSQL/graph databases is an added plus 
• Proficient understanding of code versioning tools, such as Git is an added plus 
• Working Knowledge of tools for server, application metrics logging and monitoring and is a plus Monit, ELK, graylog is an added plus 
• Working Knowledge of DevOps containerization utilities like Ansible, Salt, Puppet is an added plus 
• Working Knowledge of DevOps containerization technologies like Docker, LXD is an added plus  
• Working Knowledge of container orchestration platform like Kubernetes is an added plus 

About Rocketlane

https://rocketlane.com/">Rocketlane is a SaaS startup founded in April 2020 by https://www.linkedin.com/in/srikrishnang/">Srikrishnan Ganesan, https://www.linkedin.com/in/vignesh-girishankar/">Vignesh Girishankar, and https://www.linkedin.com/in/deepakbsub/">Deepak Balasubramanyam. Before Rocketlane, they built a successful in-app messaging startup that was acquired by Freshworks(NASDAQ: FRSH) in 2015.

Rocketlane launched in June 2021 and washttps://www.producthunt.com/posts/rocketlane"> #1 Product of the day on Product Hunt. It has a fast-growing, global customer base, including LinkSquares, AppCues, ContractPodAI, Chargebee, parcelLab, and many more.

Rapid early traction and customer love has catapulted Rocketlane to be recognized as a Leader in the G2 Category of Client Onboarding. Rocketlane has raised $21M in capital from global VCs such as 8VC, Nexus Venture Partners, Matrix Partners India, and super angels like Gokul Rajaram and Girish Mathrubootham.

Rocketlane offers a first-of-its-kind collaborative customer onboarding platform that enables businesses to onboard their customers better, faster, and smoother. It helps speed up revenue recognition and grow NRR for the vendor and enables faster time-to-value and a delightful customer onboarding experience.

What’s the opportunity?

Are you a backend developer looking to fast-track your learning and growth? Have you looked at world class products like Asana, Notion, or Airtable, and felt “I wish I were part of the early team that built these products”?

At Rocketlane, we’re a team that has previously built and rolled out globally successful SaaS products used by tens of thousands of customers. We’re laser focused on delivering a world class product again, and looking for an ambitious backend engineer to join our existing team of 9 engineers.

If it excites you to think of a fast-paced start-up environment, building something big from scratch, breaking down new problems, creating new APIs, working on performance issues, getting hands-on with devops initiatives, and showcasing demos of your work every Friday with a happy and passionate team, then this is the right opportunity for you.

Some of the tech problems you get to work-on as a backend engineer would be to build the backend for a modern spreadsheet experience from scratch, work on infra as code, write robust code that is fault tolerant, work on performant code that adheres to SLOs set by the organization. 

About you:

• 3 - 7 years of experience
• Expertise in the following areas
• Java
• HTTP Protocol
• You’ve heard of or worked with some of the following tech stacks / products
• Spring
• PostgreSQL
• Redis
• Docker
• Message brokers
• GitHub
• These non-functional areas are familiar to you
• Performance 
• Debugging
• Log management

Nice to have:

• Familiarity with AWS

What’s in it for me?

• Great opportunity: Rocketlane genuinely cares about everyone we hire. You’ll learn new things and grow no matter how experienced you are; you will be working with founders who have more than three decades of collective experience in building significant B2B SaaS startups. 
• Great team: Work with a world-class, high-velocity team that truly embodies the values of empathy, curiosity, and customer-centricity. Check out thehttps://www.linkedin.com/feed/hashtag/?keywords=rocketlane_meet_the_team"> MTT(Meet The Team) videos on our LinkedIn. 
• Great culture: An open, fun, and exciting startup culture that empowers its people to champion big problems with the freedom to think and innovate.
• Growth:  You could easily and quickly transition into other sales roles you might like.
• Impact: You get to be part of a global, passionate team in a fast-paced and growth-oriented environment. The team has a work philosophy of being high on ambition, ownership, and a bias for action.
• Monetary rewards and benefits: Competitive stipend, flexible leave policy, and more! 

• Strong knowledge of Ruby on rails framework.
• Strong Knowledge of coding languages, like PERL, Python and Ruby.
• Good knowledge of Relation and NoSQL databases. like MySQL, Postgres, NoSQL etc.
• Knowledge of Microservices development and AWS concept will be an added advantage.
• Ready to adopt new technologies and implement them in project.

Job description – Backend Developer

About Wekan Enterprise Solutions

Wekan Enterprise Solutions helps companies grow by modernizing their most critical legacy and on-premise applications, migrating them to the cloud and leveraging the most cutting-edge technologies. With a strong focus on Cloud, Mobile and IoT environments, our solutions help companies reduce TCO and improve their ROI on their technology investments. We are also the #1 MongoDB Global Strategic SI partner for mobile modernization.

Location - Chennai or Bangalore

Who are you ? An individual with...

• Good problem solving skills
• Good understanding of software design patterns.
• Believes in software as an enabler and is not constrained by one language or technology and is willing to scale with the product needs.
• Passion for Quality in the work being done.
• Excellent verbal and written communication skills.

Roles & Responsibilities

• Building and developing products and platforms for both client side as well as server-side scalable applications. These include designing Omni-channel (mobile, tablet & web) applications.
• Collaborate well with engineers, researchers, and data implementation specialists to design and create advanced, elegant, and efficient systems.
• Suggest & implement best practices for performance tuning while working on the larger datasets.
• Maintain quality and ensure responsiveness of applications.
• Perform design reviews and code Reviews with the Team
• Provide real time knowledge transfer to the team on the Requirements I UI Design & Development.
• Manage the infrastructure & deployment of the release artefacts by coordinating with respective peoples.
• Work in an agile environment with the defined sprints to deliver the assigned work in the stipulated timelines.
• Adhere to software development best practices and coding standards in all work products and participate in the refinement of those practices and standards to improve quality and productivity.

Skills

1. Must have strong 4 to 5 years of hands on experience Web Applications Development with good expertise in Node JS Stack using ORM like mongoose/Typeorm.
2. Proven experience building application using micro service environment using Docker/Kubernetes platform.
3. Experience in creating node modules and packaging through package manager’s.
4. Strong development and coding skills, good analytical and problem-solving skills.
5. Experience in writing JUnitest cases & performing code coverage using tools like mocha/sonarcube/hudson.
6. Rest API implementation using GraphQL.
7. Experience is building Dashboards with any chart library in Angular is a must 5. Experience in writing Restful API’s using Node/Python/Scala/Java, etc.
8. Knowledge of modern authorization mechanisms such as JSON Web Token, OAuth2.
9. Familiarity with code versioning tools such as Git, Bit bucket
10. Experience in working on Build Tools like NPM, Gulp, Bower, and Web pack.
11. Understanding of Agile & Scrum development methodology.
12. Knowledge of AWS, Azure will be an added advantage.

Tools & Technologies

Web Technologies: 1 NodeJS,  HTML5, CSS3, jQuery, Bootstrap, JavaScript, AJAX, Postman, REST API, Express 2. Testing:Jest, Karma 3. Databases: Mongodb, NoSQL, Redis 4. Code Management: Git, Bit bucket 5. Operating System: Mac, Linux, Windows 5. Cloud Technologies: AWS, Azure.

GaragePlug Inc

GaragePlug is one of the fastest-growing Automotive tech startups working towards revolutionising the automotive aftermarket industry with strong state-of-the-art technologies.

Position: Backend Developer (Java Spring Boot)

As we plan to grow, we have many challenges to solve. Some of the new features and products that are already in the pipeline include advanced analytics, search, reporting etc., to name a few. Our present backend is based on the microservices architecture built using Spring Boot. With growing complexity, we are open to using other tools and technologies as needed.

We are looking for a talented and motivated engineer to join our fleet and help us solve real-world problems in this exciting field. Join us and share the dream of building the next generation online platform for the Auto industry.

Experience: 1+ years of experience

What you'll do :

• End to end systems development
• Ownership of complete systems from development to production and maintenance
• Infrastructure management on AWS
• Technologies you'll use :
• Microservices, AWS, Java, Spring-boot
• Nginx
• PostgreSQL, Redis
• ElasticSearch
• Gradle / Maven
• Any cool piece of technology that you can bring onboard.
•  

What you are :

• You love technology and are always open to learning new tools
• You are a self-starter
• You are proficient in Java, SQL
• You have good knowledge of Databases: RDBMS/Document
• You have worked with server technologies: Spring / Dropwizard / Tomcat/Spring Boot
• You have a good understanding of REST API design
• You believe in clean and maintainable code

Location Fully Remote / Bangalore

Apply through this link
 https://garageplug.freshteam.com/jobs/H-qGPrivc4pt/backend-engineer-2" target="_blank">https://garageplug.freshteam.com/jobs/H-qGPrivc4pt/backend-engineer-2

• You will build cutting-edge secure and scalable systems by writing simple and efficient code.
• You will own the backend development for one or more of our modules and collaborate with architects, other engineers, and product managers to launch new products and/or iterate on existing features. You'll build and manage automated build/test/deployment environments
• Ensure high standards through code reviews, design reviews, architecture discussions
• You will ensure that the systems you oversee are secure, fault-tolerant, and are performing reliably at high volumes.

• Well-versed in data structures, algorithms, and software design. Programming experience with at least one of Java or Python and object-oriented design
• Knowledge of SQL, NoSQL databases, Messaging/Caching technologies, and AWS deployments is a plus
• Able to write unit integration tests with coverage of code & interfaces. TDD is a plus
• Exposure to the architecture and design (design patterns, security, reliability, and scaling) of new and current systems. Experience in building highly scalable business applications, which involve implementing large complex business flows involving multiple third-party integrations
• Prior startup experience is a plus