Java Developer

Title: Software Engineer

Location: Noida preference

Years of Exp: 2-4

I need a Java Developer who has Java development experience with minimum

-  6 months of experience in Groovy and Grails both.(must) 

Must have good communication.

Responsibilities:

• Design, develop, and maintain scalable applications using Java/Kotlin Core Concepts and Spring Boot MVC.
• Build and optimize REST APIs for seamless client-server communication.
• Develop and ensure efficient HTTP/HTTPS request-response mechanisms.
• Handle Java/Kotlin version upgrades confidently, ensuring code compatibility and leveraging the latest features.
• Solve complex business logic challenges with a methodical and innovative approach.
• Write optimized SQL queries with Postgres DB.
• Ensure code quality through adherence to design patterns (e.g., Singleton, Factory, Observer, MVC) and unit testing frameworks like JUnit.
• Integrate third-party APIs and develop large-scale systems with technical precision.
• Debug and troubleshoot production issues.

Requirements:

• 3 to 5 years of hands-on experience in Java/Kotlin Spring Boot development.
• Proven expertise in handling version upgrades for Java and Kotlin with confidence.
• Strong logical thinking and problem-solving skills, especially in implementing complex algorithms.
• Proficiency with Git, JIRA, and managing software package versions.
• Familiarity with SaaS-based products, XML parsing/generation, and generating PDFs, XLS, CSVs using Spring Boot.
• Strong understanding of JPA, Hibernate, and core Java concepts (OOP).

Skills (Good to Have):

• Exposure to Docker, Redis, and Elasticsearch.
• Knowledge of transaction management and solving computational problems.
• Eagerness to explore new technologies.

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 us

At Lucidity, we are a year and a half old company and we work on helping large enterprises manage their cloud storage platform. 

Our founders bring with them more than a decade of experience working with top tech Gaints in the world, building and selling large tech products from zero to one. We are seeing a lot of early traction and expanding aggresively.

We are a B2B product based startup building the next generation of storage orchestration system for cloud. We are hiring agressively across multiple roles and looking for passionate engineers to join a very young and energetic team at Lucidity.

What you'll do

Technology is at the heart of our organization. As part of the tech team you will

• Understand product requirements and brainstorm ways to address them.
• Build features from scratch and have complete ownership for it.
• Deliver efficient, reliable, scalable code with high automated test coverage.
• Contribute to team decisions in the overall architecture and practices of the company.

What you'll need

Must haves

• At least 1 year experience in a product based company.
• Experience working with distributed environments.
• Comfortable with at least one Object Oriented Programming language.
• Hands on with AWS or at least one other public cloud.

Good to have

• Experience handling highly scalable systems.
• Experience with at least one among C++, Java.
• Experience with docker and Kubernetes.
• Experience with Linux file systems.

Additional

• B Tech/M Tech in Computer Science or equivalent from a reputed college.
• Good problem solving skills.
• Deeply technical with a track record of successful delivery.

Why us
We're hiring a set of highly skilled, enthusiastic and passionate people who thrive in a high growth environment. We believe the best way to grow is to give everyone the opportunity to pursue their interests. At Lucidity, you have complete freedom to work on projects that interest you. Plus, with benefits like flexible hours, company offsites, unlimited leaves, we ensure you enjoy the journey as much as we do.

Need ASAP Joiners!!

Interested Who can Join in maximum of 30 days please share your updated profile with the below-mentioned necessary details

Job Role : Backend Engineer / Sr. Backend Engineer

As a Senior Backend Platform Engineer, you will work closely with engineers/scientists in a small, but fast-growing, team environment while i) applying the state of the art AI technologies in the field of deep learning and computer vision to design and develop the user recommendation platform to help our users to find their best matches and ii) building scalable and reliable backend API services to serve massive volume of client traffic while ensuring best user experience. A successful candidate will have strong technical skills and a motivation to achieve results in a fast-paced environment.

In this Senior Backend Platform Engineer role, you will:

• Design, develop, and operate resilient distributed services that run on ECS or Kubernetes to serve hundreds of millions of users around the world
• Collaborate with various functional teams on expansion of our recommendation systems
• Influence the roadmap and product development of KlearNow App and services
• Recruit, inspire, and develop team members

We're looking for:

• BS/MS in Computer Science or equivalent with 1-5 or 5-10 years minimum industrial working experiences
• Excellent knowledge of Computer Science fundamentals, with strong competencies in data structures, algorithms, software design and coding
• Strong designing and building distributed backend systems handling high volumes of traffic
• Experience in handling ambiguous business requirements with excellent prioritization, time management abilities, and a focus on execution
• Passion to solve complex problems and make continuous improvements
• Experience in Search and Recommendation Systems preferred
• Excellent knowledge and experience on a backend language, like Java, Scala, Go, Node.js, etc.

Bonus points if you have:

• Experience in design and development using NoSQL, such as DynamoDB, Cassandra, or RocksDB
• Experience with Aerospike, ElasticSearch, Kafka, and Spark
• Experience with Agile development methodology and CI/CD
• Experience with Docker containers along with Kubernetes or ECS

If you wish to know more on the opportunity and like to pursue this further, then I would suggest that you share your updated CV and suggest a good time when we could connect.

Why us

KlearNow is operational and a certified Customs Business provider in US, Canada and UK with plans to grow in many more markets in near future.  Be a part of a rapidly growing company where you will have the opportunity to extend our leadership position and fast-track innovation behind AI-powered intelligent supply chain solutions.

Over and above the core customs clearance solution, KlearNow is also providing consolidated freight visibility, data and document management and intra-port activity for efficient Drayage.

To know more about KlearNow, please visit our website https://www.klearnow.com/">https://www.klearnow.com/ 

KlearNow has a flexibility of a small start-up with the security of a well-funded organization with strong backers and advisors.
KlearNow is transforming B2B supply chains with its smart Logistics as a Service (LaaS) platform that connects data, people, processes, and organizations. Its AI-powered platform digitizes paper-based transactions—streamlining customs clearance and drayage services. KlearNow empowers importers, exporters, freight forwarders, and supply chain partners by providing new levels of visibility and productivity to reduce costs and create enhanced customer experiences

Over and above the core customs clearance solution, KlearNow is also providing consolidated freight visibility, data and document management and intra-port activity for efficient Drayage.

KlearNow grows, we’re looking for an Engineering Leader who is passionate about people growth and organizational development. This is a unique opportunity to help build the products and practices that will support KlearNow growth over the next round of funding. In this role, you will reimagine enterprise logistics software and build global products that enable KlearNow expand in Americas, Europe and Asia.

Be a part of a rapidly growing, series B funded tech company where you will have the opportunity to extend our leadership position and fast-track innovation behind AI-powered intelligent supply chain solutions.

• Primary skills:Java,Java-Java 8,Java-Microservices,Java-Springboot

As Back end developer, we expect you to be motivated in solving real-life complex problems and create compelling experiences for our Resellers. Being a small company we have a culture of creative problem solving, intellectual design, fast-paced development, and passionate product delivery. Enhance or build Restful web services for our mobile app.

Responsibilities:

• Develop server-side components, REST APIs
• Assume ownership for existing and new modules including design, development, and unit testing for enhancements of existing modules and development of new modules.
• Analyse problems logically and exercise sound judgment in defining, evaluating, and solving difficult technical and operational problems where solutions may be of a precedent-establishing nature.
• Lead the design and architectural improvements
• Participate and collaborate with team members in design discussions, determines areas of complexity, potential risks to successful implementation, suggest enhancements to architecture, implement POCs, and enhance application.
• Reduce technical debt with quality coding

Requirements:

• A solid grounding in Computer Science fundamentals (based on a BS or MS in CS or related field) from IITs and Premier Engineering College.
• Excellent Object Orientation, coupled with excellent problem solving and debugging skills.
• Highly skilled at Java and related technologies, including Java Frameworks like Spring-boot or Drop wizard, RESTful web services, JSON, Servlet, JSP, MySQL, MongoDB, Kafka, AWS Solr.
• Must have hands-on experience in building scalable and secure back end systems.
• Have hands-on experience with systems that are asynchronous, RESTful and demand concurrency
• Good to have knowledge of best software engineering practices for all stages of the software development life cycle, including coding standards, code reviews, testing, deployment.

• Independently own one or more multiple modules, which includes: requirement analysis, design, development, maintenance & support
• Write extensive, efficient code to address complex modules and that handles interaction between multiple components. 
• Rapidly iterate to add new functionalities and solves complex problems with simple and intuitive solutions
• Produce architecture with clean interfaces, that are efficient and scalable
• Participate and contribute to architectural discussions
• Perform design and code reviews
• Perform technical feasibility and trade off studies & guides others to perform these studies
• Solve production issues. Investigate and provide solutions to minimize the business impact due to outage
• Continuously improve performance metrics of modules you own.
• Actively mentor and develop junior developers in all software development practices
• Participate in the hiring process (referrals, interviews, attending recruiting events or writing blogs)
• Onboard and mentors new team members, helps shape the culture of the team