Java Developer

Position Title: Senior Software Developer

Freestone Infotech is a global IT solutions company providing innovative best-in-class turnkey solutions toenterprises worldwide. http://freestoneinfotech.com/

Experience: 5+ yrs

Core Experience:

• Experience in Core Java, J2EE, Spring/Spring Boot, Hibernate, Spring REST, Linux, JUnit, Maven, Design Patterns.

• Sound knowledge of RDBMS like MySQL/Postgres, including schema design.

• Proficient in general programming, logic, problem solving, data structures & algorithms

• Exposure to Linux environment.

Secondary Skills:

• Agile / Scrum Development Experience preferred.

• Comfortable working with a microservices architecture and familiarly with NoSql solutions.

• Experience in Test Driven Development. • Good analytical, grasping and problem-solving skills.

• Excellent written and verbal communication skills.

• Hands-on skills in configuration of popular build tools, like Maven and Gradle

• Good knowledge of testing frameworks such as JUnit.

• Good knowledge of coding standards, source code organization and packaging/deploying.

• Good knowledge of current and emerging technologies and trends.

Job Responsibilities:

• Design, Development and Delivery of Java based enterprise-grade applications.

• Ensure best practices, quality and consistency within various design and development phases.

• Develop, test, implement and maintain application software working with established processes.

Education and Experience: • Bachelor’s / master’s degree in computer science or information technology or related field.

• 3+ years of experience in the Development in JAVA technology.
• AWS or cloud Experience
• Strong Java Basics
• SpringBoot or Spring MVC
• Hands on experience on Relationl Databases (SQL query or Hibernate) + Mongo (JSON parsing)
• Proficient in REST API development
• Messaging Queue (RabitMQ or Kafka)
• Microservices
• Any Caching Mechanism
• Good at problem-solving

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.

• Work closely with design, product management, and front-end teams to create REST APIs using NestJS
• Write reusable, testable, and efficient code
• Design and implementation of low-latency, high-availability, and performant applications
• Work on the implementation of security and data protection
• Review and optimize the app usage by monitoring key metrics and rectifying the issues proactively

• 1+ years of experience in NodeJS-based frameworks like NestJS, and microservices-based architecture is a bonus.
• Understanding of OOPS concepts, persistence, threading, queuing, and caching.
• Thorough knowledge of designing, implementing and scaling relational and document-based databases
• A love for systems and an ability to think through and plan for their life cycles, edge cases, interactions, and failure modes
• First principles thinking, Excellent problem-solving ability
• A good all-rounder with a can-do, startup mentality

• Experience with ReactJS
• Cloud deployment and scaling experience

• Assist in project scoping and interact with users to gather requirements
• Must have skills: Java,Spring,SQL,Web App development
• Produce well-planned, well-structured, high-quality codes that have been independently unit tested
• Design, develop, implement and maintain multi-tier web based applications using Java, J2EE, Struts, MVC, Weblogic, XML, Spring, Hibernate, and Oracle, to support business requirements (angular will be advantage)
• Participate and contribute actively in the complete software development lifecycle, including performance analysis, design, development, and testing
• Ensure well designed, testable, efficient codes by performing unit testing with test cases and through rigorous integration testing of the entire application
• Ensure designs are in compliance with specifications
• Support users by developing design documentation and assistance tools
• Interact regularly with internal and external teams to address technical issues and provide appropriate solutions through debugging, research, and investigation
• Develop configuration tools for internal teams to further automate programming tasks that are repetitive
• Engage in and lead application performance tuning

• Graduate/Post Graduate degree in Computer Science, Engineering or a related subject
• Proven working experience in Java development, application of standard software development principles and designing and developing applications using Java EE platforms
• Experience in developing web applications using at least one popular web frameworks using MVC
• Object oriented analysis and design using common design patterns
• Able to respond to technical queries / requests from team members and customers
• Profound insight of Java and JEE internals (Classloading, Memory Management, Transaction management etc.)
• Excellent knowledge of Relational Databases, SQL and ORM technologies (Oracle, Hibernate)
• Experience in the Spring Framework
• Experience with test-driven development

Our core customer-facing product today is a native Android application. In addition to this, we are building internal tools for customer support, investment management, marketing analytics and business management. In the future, we plan to hugely expand the features in our core product, build iOS and web products, and continuously improve our internal tools to better serve our customers.

For our back-end, we use Node.js / MySQL / AWS. We are currently a 3-member engineering team (1 back-end, 1 Android, 1 full stack) led by our founding engineer and advised by a senior technology executive from a leading fintech company.

Key Responsibilities of the Role

• Design, develop, test, deploy, maintain, and improve our software applications
• Build reusable libraries and frameworks that support complex web applications
• Set-up our technology infrastructure and integrate with 3rd party applications
• Contribute to internal discussions around product features, roadmap and technologies used
• Mentor & recruit engineers to the team
• Set up processes related to engineering & product

Skills / Required Experience:

• B.Tech / M.Tech in Computer Science or equivalent, with solid foundational knowledge in at least two general programming languages, data structures, algorithms, system architecture, security and networking protocols.
• At least 6 years of back-end development experience in a software product company is required for this role.
• Exposure to modern software development processes, multiple front-end and back-end technologies, and open-source software.
• Proficiency with tools like Gitlab/Jira/Firebase, as well as AWS and commonly used database systems etc. is required
• Experience in an early-stage startup or having founded your own startup would be good to have (but not necessary).

Responsibilities

Understand systems enabling third party integration 

Translate business requirements to the APIs and SDKs exposed by these systems. Figure out the optimum interfaces to interact with these. 

Build generic connectors to interact with these technologies. 

Design, implement, deploy and maintain the connectors. 

Minimum Qualifications 

Bachelor’s degree in Computer Science or related fields. 

Experience needs to be around 8+ years 

Strong problem-solving skills. 

Ability to understand the technology and its APIs in quick time. 

Strong design pattern fundamentals. 

Good core java skills like Multi-threading, collection framework. 

Good communication and mentorship skills 

Ability to put together architecture diagrams and designs 

• Manage and improve the engineering process continuously and make sure the team delivers the quality code with zero-waste.
• Should provide technical leadership to major projects, but also build and manage a team of 5-8 top-notch engineers.
• Should do sprint planning and run daily stand-ups and deliver 100% hit rate.
• Maintain the legacy code base and reduce tech debt on a continuous basis.
• Able to handle multiple projects and deliver with stringent timelines without compromising the code quality.
• Work with the product team for roadmap planning and delivery as per the plan.
• Conduct sprint planning & sizing, engineering grooming, daily stand-ups, and deliver with zero spillovers.
• Prepare & publish sprint reports to the leadership team and provide visibility to stakeholders.
• Hire and mentor junior/ senior team and make them engineering champions.
• Mentor the engineering team with your technical skills to write scalable, generic, reusable code.
• Develop and Coach engineers on the team, share engineering pointers, conduct regular 1-1s with the team, and help them advance in their careers.

Requirements

• Having work experience in a Product organization with 7 -10 yrs also in leading a cross-functional engineering team that includes API Development and Backend & Middleware development.
• Should have experience in the continuous delivery process. Ship new features and improvising the code base continuously.
• Should have involved in setting up engineering process.
• Must have experience in microservices and distributed patterns.
• Must have worked on high traffic and throughput application.
• Must have prior experience in handling mid to large-size projects.
• Must have worked on high traffic and throughput application.
• Should have managed and lead the engineering team of Web App and Backend development teams.
• Must-Have Experience in Python programming & Postgressql/ Nosql (MongoDB as a data store.
• Must have experience in modern back-end tech stacks (Django, Postgress, NoSQL) and cloud design & deployment patterns.
• Must be conversant with AWS, Docker/Kubernetes
• Should be good with design patterns and integration patterns.
• Should have knowledge/ experience in concurrent programming & distributed locks.
• Requires solid understanding of technologies and architecture in a highly scalable and available set-up.
• Should have handled multiple epics, themes, and experience of delivering high-quality projects on time.
• Should have managed end to end development life cycle, including coding standards, code reviews, source control management, build processes, testing, and operations

• Extensive experience in developing Java EE application
• Hands-on experience working with Spring, Spring Boot
• In-depth knowledge of relational and NoSQL databases.
• Experience working with Java Web Services, RESTful services 
• Experience using Redis, Memcached or any other caching system
• Experience working with message brokers– preferably RabbitMQ
• Experience with infrastructure automation technologies like Docker, Kubernetes.
• Experience with build automation technologies like Maven, Gradle.