
Experience:
The candidate should have about 2+ years of experience with design and development in Java/Scala. Experience in algorithm, data-structure, database and distributed System is mandatory.
Required Skills:
Mandatory: -
- Core Java or Scala
- Experience in Big Data, Spark
- Extensive experience in developing spark job. Should possess good Oops knowledge and be aware of enterprise application design patterns.
- Should have the ability to analyze, design, develop and test complexity of spark job.
- Working knowledge of Unix/Linux.
- Hands on experience in Spark, creating RDD, applying operation - transformation-action
Good To have: -
- Python
- Spark streaming
- Py Spark
- Azure/AWS Cloud Knowledge of Data Storage and Compute side

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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.
Position = Java Developer
We are looking forward to hire a committed Java Developer with experience in building high performing, scalable, enterprise-grade applications. You will be part of our Engineering team that works on mission-critical applications. You will be managing Java/Java EE application development while providing expertise in the full software development lifecycle, from concept and design to testing.
You are required to:
Contributing in all phases of the development lifecycle.
Write well designed, testable & efficient code.
Ensure designs are in compliance with specifications.
Prepare and produce releases of software components.
Support continuous improvement by investigating alternatives and technologies and presenting these for architectural review.
Technical Skills required
Java, Springboot, Microservices, Data structures & Algorithms, MySQL, NoSQL, Mongodb and Hibernate.
OUR CURRENT STACK
Backend: Spring (JAVA), Laravel (PHP), MySQL, NoSQL, NGINX Plus.
Frontend: Angular 5+ Ngrx/store 5
Infrastructure: Google cloud platform (App engine, CloudSQL, BigQuery, PubSub, Firebase Hosting), Scrapy Cloud, Pusher.io (websockets), Getstream.io, Filestack, Postmark app, AS2 Gateway, Google Cloud Endpoints Framework, MongoDB, Algolia, Memcache
Tools: Gitlab, Postman app, JIRA. Wondering what your Responsibilities would be? Technical Skills required O
You are where our search ends, if you hold:
B. Tech/ M. Tech or corresponding degree
Experience in the same role of almost 1-6 years
Experience with connecting backend and frontend services.
Exposure to consuming data through different interfaces (Web API's/Socket/ REST/ RESTFUL/ JSON/ XML).
Proficiency in Data Structures and Algorithms.
Understanding of web markup, including HTML 5 CSS.
Understanding of client-side scripting and JavaScript frameworks.
Ability to write clean, reusable and well documented code.
Proficient understanding of code versioning tools, such as Git.
Knowledge of API authentication techniques (Token, JWT, OAuth2) - desirable but not mandatory. (Experience with API Design will be a plus)
Fair spoken and written English Flexibility - Things change around here. FAST!
Other Inter-personal skills like self-motivation, persistency, patience and eagerness to learn and work independently.

Required Skills:
- Degree in Computer Science, Software Engineering or equivalent.
- Minimum 3+ years experience in software development.
- Expertise in Python 3.7, Django 2.2+ and REST APIs
- Minimum 3+ years experience with AWS or related services.
- Willingness to learn and ability to flourish in a dynamic, high-growth, entrepreneurial environment
- Hands-on, self-starter, capable of working independently
- True love for technology and what you do
- Maniacal attention to detail

Backend Developer
Qualification: B.Tech./MCA, BCA in Computer Science or equivalent
Experience: 3 - 6 Years
Skills Required:
- Must Have: Java, Spring/ springboot
- Any 2 (Must) out of the below mentioned list :
- JPA/Hibernate
- Messaging queue/Kafka/SQS/distributed message/SNS/JMS
- NOSQL/ Aerospike/ Reddis /Cassendra
- Microservices
Roles and Responsibilities:
- Technical design, implementation, deployment, and support.
- Partner with Business Analysts to review and implement business
requirements.
- Perform development and unit testing, working closely with Business.
- Mentors and oversees development of resources, including reviewing designs and performing code reviews.
- Ensure designs are in compliance with specifications
- Contribute in all phases of the development lifecycle
- Developing high - volume, low - latency applications for mission - critical systems and delivering high - availability and performance
- Should have experience of working on Core Java/J2EE & OOPS concept
- Should be well versed with Spring/Struts & Apache Came l (OSGI Framework)
- Should have a good understanding of Hibernate and Other ORMs
- Should have an understanding of working on Web Service (SOAP/REST) and Maven
- Build tool such as Jenkins
- Caching Technique(Radis, Hazlecast, Aerospike)
- Database Knowledge- Oracle, MySQL
- Having around 8+ years of Experience in IT industry in Software Development.
- Sound knowledge in Core Java
- Having work experience in SDN/NFV, Orchestration
- Having work experience in Open source and Open Flow Controller(SDN).
- Experience in Aglie methodology.
- Good Knowledge on MySQL ,Postgresql or any Timeseries DB,Kafka, Zookeeper
- Good Knowledge on ONOS, ODL (OpenDaylight) OpenKilda,Mininet.
- Having work experience in MVT/MVC architecture.
- Having good knowledge networks, devices, service modeling and automation in systems.
- Having work experience on API & JSON implémentation.
- Knowledge in OpenStack,Ansible, Shellscript, Chef, Puppet,
- Good Understanding of Software Development (i.e. SDLC)
- Good team player enthusiastic and quick learner
- Good interpersonal skill, commitment, result oriented with a quest and learn new technologies and understanding challenging tasks
- Knowledge in AWS, AZURE Cloud
• Strong technical experience with Java 8 and above
• Sound understanding of Database concepts & experienced with MySQL.
• Strong technical experience with JavaScript/Ajax/jQuery
• Good knowledge of Angular 2+ version.
• Good knowledge of REST APIs and Spring Boot.
• Awareness with any of version control systems like Git/SVN/TFS/VSS etc
• Awareness and exposure of AWS architecture components such as S3, SQS, Lambda, EKS etc
Good to Have:
• Knowledge of Docker and Containerization.
• Working in Agile env will be plus.
• Understanding of Code Optimization techniques, Code coverage tool and code analysis tool.
• Working knowledge of CI/CD process.
• Experience of onshore/offshore team collaborations.
• Makes a valuable contribution to team objectives, displays trust and mutual understanding, accepts constructive feedback, and handles confrontation constructively
1. Cloud Backend Design along with data storage and backup solutions. 2. Backend APIs and System Design and Integration with IoT Devices, web and mobile applications.
3. Building reusable code and libraries for future use
4. Optimization of the application for maximum speed and scalability
5. Implementation of security and data protection
6. Design and implementation of data storage solutions
Required Skills:
1. Demonstrated history of designing and implementing Cloud-based Microservices Applications using AWS or GCP.
2. 5+ years of hands-on experience using core Java and SpringBoot framework.
3. Good Understanding of Serverless Architecture and Event-Driven Systems.
4. Understanding Product requirements and translating them into technical specifications and development using Agile methodology.
5. Understanding accessibility and security compliance on AWS/GCP and Spring Boot and Flask.
6. Good understanding of Data structures and Algorithms.
7. AWS Skills Required: AWS Lambda, DynamoDB, SNS, SQS, S3, IoT Core, Kinesis Streams, Elastic Beanstalk, EC2, IAM, Elastic Cache, API Gateway.
Good To have:
1. Knowledge of Kubernetes or other container orchestration tools.
2. Python and Flask.
3. Google Cloud Platform and Firebase

Understanding and solving real business needs at a large scale by applying your analytical problem-solving skills
Designing & building solutions for edge layers applications like GraphQL
Identifying and optimising performance bottlenecks
Architecting and building a robust, scalable, and highly available solutions for use cases like real time updates, data parsing and aggregation
Leading cross-functional initiatives and collaborating with engineers across teams
Must Have:
Hands on experience in Scala, NodeJs or Rust
A strong problem-solving skill and reasoning ability
Good to Have:
Experience in developing, performant & high throughput systems
Strong system designing skills, preferably in designing edge layer applications
Experience in functional programming, preferably with a working knowledge of type classes
Experience in writing testable programs.
Experience in working with the AWS stack
Prior experience with GraphQL
Experience in identifying and optimising hotspots and performance bottlenecks
An understanding of operating systems and networking fundamentals
Note: Applications accepted only from candidates who have worked in product based companies


- 5+ years experience
- Previously managed a team
- Built & managed backend systems from scratch previously.
- Lead the core backend engineering team, including mentoring, coaching, architecture, devops, code review and software infrastructure
- Should be more proficient with Django.
- Work with the executive team to shape and execute the product roadmap
- Direct our team environment to achieve sprint deliverables and acceptance criteria
- Design and monitor metrics to assess product and infrastructure performance
- Hire, build and shape the team


