11+ File systems Jobs in Pune | File systems Job openings in Pune

Design, develop, test and debug highly distributed storage service. Strong background in algorithms and data structures required

1. Core java (60%), spring (15%), and databases (15%).
2. Data structure (HashMap, treemap, arraylist, linklist),
3. Streaming concepts (partitioning), Junit
4. Exception handling and workflow, Test coverage (why its important, how it gets handled at
java and spring layer, morckito library if the candidate knows that would be great),
5. OOPS concepts (inheritance),
6. Threading (mutex, threadpool, threading implementation, singleton factory, builder pattern,
abstract)
7. Real world problems (atleast 1 to be asked in IAAS interview) (movie ticket booking, parking
booking), To be asked to only selected candidates: Puzzle (probability/)
8. Memory management: Garbage Collection (GC), Heap dump, Thread dump, apache, google
library.
9. Spring frameworks and database. Data lakes, star lakes, schemas, indexing, partitioning,
optimize query, hibernate.
10. Data warehouse vs nosql vs time series database (KDB, DB2), data storage patterns.
11. Types of transaction control. Column level.
12. Query formation, grouping, nested queries, joints (inner joints, outer joints)
13. If candidate has spring exp: Architecture and various layers of Spring, coupling concepts,
dependency injections, inheritance, Bean level, JMS connection pooling concepts, Lambda,
Annotation vs XML, Kafka, Hibernates.
14. Good to have AI/ML inclination.

Bifurcation of Must have and good to have skills:

Must have skills Good to have skills

Core java (60%), spring (15%), and databases
(15%).

Mockito library

Data structure (HashMap, tree map, array list,
link list)

Threadpool

Streaming concepts (partitioning) Memory management
Exception handling Lambda, Annotation vs XML, Kafka, Hibernates
OOPS GCP or any cloud technology
Threading (singleton factory, builder pattern) AI/ML inclination
Real world problems (movie ticket booking,
parking booking)
Spring frameworks and database (indexing,

partitioning, layers of Spring, JMS connection)
Data warehouse vs NoSQL vs time series
database
Junit

Minimum of 4+ years of experience in Java development

• Experience delivering Services (REST, SOAP) and Web applications in Micro services architecture
• Experience developing and deploying Java solutions to cloud
• Experience in Spring Boot and components of Spring framework
• Experience in a JavaScript framework such as Angular or React
• Experience in TDD using Junit or similar frameworks

·       Experience in Design Patterns and service oriented architectural principles, Data structures and Algorithms.

·       Individual should be an active participant in the product design and code reviews for self and team and can competently review any aspect of their product or major sub-system.

·       Experience in SQL, Unix skills.

·       Good communication Skill

3+ years having hands-on experience in coding, usually in a pair programming environment providing solutions to real problems in Bigdata world
Working in highly collaborative teams and building quality code
Working in lots of different domains and client environments also understanding the business domain deeply
Architect highly scalable, highly available, reliable, secure and fault-tolerant systems with minimal guidance
Suggest new architectural elements to improve the existing architecture
Design and implement low latency RESTful services; Define API contracts between services; Version APIs and make them backward compatible
Translate business requirements into scalable and extensible design
Create platforms, reusable libraries and utilities wherever applicable
Continuously refactor applications to ensure high-quality design
Choose the right technology stack for the product systems/subsystems
Write high-quality code that are modular, functional and testable; Establish the best coding practices
Formally mentor junior engineers on design, coding and troubleshooting
Plan projects using agile methodologies and ensure timely delivery
Troubleshoot issues effectively in a distributed architecture
Communicate, collaborate and work effectively in a global environment
Operationalize releases by partnering with Tech operations on capacity planning and operability of the product.

Skills Required:
Proficient in JVM based language(like Java, Groovy), J2EE technology stack
Expertise in API design and development, experience in dealing with a large dataset
Strong in collections, algorithms, multithreading, also have worked on Springboot, Hibernate frameworks.
Practicing the coding standards (clean code, design patterns, etc)
Very strong object-oriented design skills, awareness of design patterns and architectural patterns
Performance tuning and Troubleshooting memory issues, GC tuning, resource leaks, etc.
Strong problem-solving skills, algorithmic skills and data structures
Experience in agile methodologies like Scrum
Good understanding of branching, build, deployment, continuous integration methodologies
Experience in leading a team (min 5)and mentoring engineers
Attitude to getting Stuff Done!
Ability to make decisions independently.

Good to have:
Hadoop knowledge
Cloud Platform Architecture
Groovy

Roles and Responsibilities
• Code, develop, design and architect features related to the existing application. We
expect you to own modules end to end and take pride in the work products you
ship.
• Lead from the front, when it comes to delivering high quality work products. Serve
as a mentor to the team members
• Create and define performance metrics. Ideate, innovate and hack through the
existing systems to improve performance.
• Perform code reviews, set coding practices and guidelines within the team.
• Make sense of the product specs, be nimble in getting the issues resolved. Be a
thought leader.
Critical Functional Skills:
• Solid understanding and knowledge of Java/C/C++. You should understand the
concepts of multithreading, I/O, messaging, instrumentation etc and their
implementation in Java/Any other Object-Oriented Language.
• Proficiency in the implementation of algorithms and the use of advanced data
structures to solve problems in computing. A solid foundation in the principles of
computer science is desired.
• Ability to write clean, modular, and loosely coupled code by the use of design
patterns.
• He/She should be able to break down and architect complex software systems. For
example- Build
• Cars Availability Engine for Ola.
• Strong decision-making ability
• Deep expertise in at least one programming language & tech stack.
• Substantial experience in building complex and scalable solutions.
• Strong object-oriented design skills, ability to apply design patterns, and an uncanny
ability to design intuitive module and class-level interfaces
• The ability to do deep problem solving and build elegant, maintainable solutions to
complex problems.
• Experience leading multi-engineer projects and mentoring junior engineers
• Experience with full life cycle development in any programming language on a Linux
platform
• Comprehensive operational experience including, optimizations, deployments and
tuning servers like apache/mysql/tomcat/solr
• Prior experience in working with Agile software methodologies (XP, Scrum), TDD,
and Continuous Integration(CI/CD) a plus.
• Experience in building data-driven web application design and development is a plus
• Expert level experience in building a scalable, large and complex business
application.
Experience Required:
• Typically with an experience of 5+ years of development experience in a product
firm.
• Must have lead, designed, architected and delivered at least 1 project in his previous
assignments independently.
Minimum Qualifications Required:
• Btech/MS from a reputed Institute
• Deep expertise with any or combination programming languages: Java, C++, C#,
Ruby, Scala,
• Go any object-oriented high-level proprietary or open-source language with strong
programming constructs. We are not skill-specific but go by strength in
competencies
• Machine coding
• Single machine in-memory program
• Need a working code with functionality
• Readable and well-designed code with right abstractions, separation of concerns,
• right design patterns
• Performant code with concurrency and efficient data structures
• Write test cases covering the happy path and edge cases
• Problem Solving
• Choose the right combination of data structures to solve the problem
• Identify most edge cases for the problem
• Identify opportunities of parallelism: utilizes multi-core solutions where applicable
• Design & Architecture
• Distributed systems design and system interaction
• Identify API signatures
• LLD with class design
• Solve for performance & availability

-Backend engineer with 3-7 yrs of experience.
-A premium college gratduate is required.
-Strong experience in Data Structures and Algorithms.
-Should have good understanding of databases and storage fundamentals.

What you need to have:

Looking for smart candidates with good communications skills and tech skills