Java Developer

3+ years of strong experience in Java.
● Excellent understanding of OO / Functional programming concepts.
● Strong expertise in design patterns and coding best practices.
● Experience in designing and building end to end distributed highly available N-tier web
high-traffic, scalable and high performance enterprise applications.
● A strong knowledge of Big data technologies like Hadoop , Spark, Kafka, distributed frameworks,
NoSQL databases would be great, if not, one should have a strong desire to learn.
● Experience in RESTful web service patterns, microservice architecture and containers.

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

Bachelor’s Degree (Masters preferred) in Computer Science or related field
• 3+ years of software development experience on web applications
• Experience in working in an onsite and offshore development model
• Must have hands-on design and development experience in Cloud (GCP/AWS/Azure), Kubernetes, Microservices,
Java, J2EE, Spring/Boot, Hibernate, JUnit and Integration with front end via rest interfaces.
• Must have Hands-on experience in Multi-threading, Non-blocking IO, Kafka, JMS
• Strong integration background required. Experience with Microservices, REST, JSON and APIs is required
• Experience with as many of the following is highly desirable: Tomcat, Node.js, XML, XSLT, XPath, Web Services,
MongoDB, MYSQL, and query performance tuning
• Experience with code management and continuous integration techniques and tools such as Maven, Gradle, Github,
JMeter, Jenkins, NPM etc. is highly desirable
• Experience building complex software systems that have been successfully delivered to customers
• Strong Computer Science fundamentals and working knowledge in data structures, algorithms, problem-solving and
complexity analysis
• Knowledge of professional software engineering practices and best practices for the full software development life
cycle (SDLC), including coding standards, code reviews, source control management, build processes, testing, and
operations
• Proven ability to troubleshoot issues in production including root cause analysis
• Self-directed and capable of working effectively in a highly innovative and fast-paced environment
• Experience with Agile software development in a UNIX/Linux environment
• Experience with system architecture/design

About the Role

 As part of the engineering team, you would be expected to have
deep technology expertise with a passion for building highly scalable products.
This is a unique opportunity where you can impact the lives of people across 150+
countries!

Responsibilities

● Own architecture, design, development, and implementation of different modules/features of the services
● Design, develop, deploy and support web applications.
● Discover opportunities for performance improvements
● Recommend ways to improve reliability, efficiency and code quality
● Focus on continuous delivery and reducing complexity
● Carry out code reviews and manage pull requests
● Build applications based on micro-services architecture

Requirements

● Overall 1-3 years of experience in Backend development.
● B.E/B.Tech in CS or equivalent streams from institute of repute (IITs, NITs, BITs,
IIITs or equivalent)
● Strong object oriented design skills & knowledge of design patterns
● Experience designing & developing distributed systems involving multiple web services, databases (both SQL and NoSQL), caches, queues, etc. taking into consideration scalability, availability, fault tolerance, consistency, etc. of the overall system
● Well-aware of and enforces development best practices: Unit Tests, Code Reviews,
Integration Tests, CI/CD, Monitoring, Alerting, etc

Design and develop robust services in coordination with front-end developers, ensuring the production and development of high-quality and well-tested code

Design, develop and test features alongside other technical departments

Lead the department in the design, development, deployment, and operation of services used by our users

Optimise APIs for any applications while creating and maintaining unit tests for new code as well as fix defects

Participate in the continuous integration of automated builds and deployments, ensuring that deliverables meet functional and design requirements and specifications of the site/software. Work with engineering leadership in solving and architecting solutions for challenging or complex site/software development issues.

Take initiatives in developing and maintaining integrations of best practices within the backend department

Company Introduction (apna)

We are building a novel platform to create better economic opportunities for the blue/grey
workforce around the world. We are a very product focused and customer obsessed company. Delivering high quality products at lightning speed is our USP. If you are looking for challenging work and rapid merit based growth in your career, look no further and welcome aboard.

Checkout our product on Google Play store apna - Job Search App | Job Groups

Job Description

We are looking for a Senior Back-End Engineer responsible looking for engineering ownership of one/many products at apna. Your primary focus will be development of all server-side logic, definition and maintenance of the central database, and ensuring high performance and responsiveness to requests from the front-end (Android + WebApp). A basic understanding of front-end technologies is therefore necessary as well.

Responsibilities
● Take ownership of end-to-end product development
● Be champion of Test Driven Development methodology
● Building reusable code and libraries for future use
● Optimization of the application for maximum speed and scalability
● Implementation of security and data protection
● Technical Documentation around the owned product

Skills And Qualifications
● Expert level in OOPS concepts and REST API development
● Proficiency in one or more of the following languages: Python, Java, Ruby, Go
● Knowledge around ElasticSearch, Celery, Redis is must
● Integration of multiple data sources and databases into one system
● Implementing automated testing platforms and unit tests
● Proficient understanding of code versioning tools, such as Git
● Knowledge of GCP would be a plus

Perks
● Have autonomy to work from home. Only one rule: Get things Done!
● We promote and celebrate team members contributing at a variety of professional
conferences and events. Be a speaker, contribute to open sourcepublish academic
work, publish an online blog showing your expertise. we are here to encourage you!
● You join us in your current area of expertise and let us know about your personal
professional goals. Looking to start your company? Further studies at the best institutes?
Want to change career track? We make sure you reach there!
● Generous pool of ESOPs

We are hiring who has a good expereince in Java, Hibernet and Spring 
Who are able to work individual as well as Team work with Good Speed and accurecy. 

Whom are we looking for? Our groundbreaking technology, requires highly skilled and talented Web Backend Developers to understand the depth of the problem and device a solution for it.We are seeking a Software Engineer, with a depth of experience in developing Web Applications enabled using REST APIs backed by a data warehouse solution, to join our growing company and be a part of our success story. We are looking for individual with great attention to detail, who is genuine, confident, committed and not only passionate about technology, but excited to work in a fun and friendly start-up environment. The ideal candidate will be passionate about technology and getting things to work while at the same time being able to mentor (and lead) other engineers by way of example to achieve excellence in their work.What does the role involve? As a Web Backend Software Engineer you will be responsible for creating REST APIs which are used to drive the User Interface. Given the nature of the application, these APIs needs to be very efficient and high performing. This requires optimising queries for faster execution and introducing database changes that may be required.You would be working with a complex technology stack which includes (but is not limited to) Spring, Hibernate, HornetQ, Quartz, etc. This requires extensive understanding of transaction management and data handling across different application layers.In addition to the technical ownership, you will also be involved in detailing requirements for requested functionalities and be responsible for providing technical insight into how requirements will be implemented and made available to users. Accurate estimation of tasks and planning are qualities we look for in our engineers.Responsibilities include:Develop, test, implement and maintain application softwareTake part in software and architectural development activitiesTransform requirements into implementation detailsDebug application issues and helping support respond to client queriesParticipate in application development meetingsProvide accurate estimates, clearly communicate status of tasks and identification of risksCommitment to accomplishing the task at hand and identify the fastest and most reliable way to solve a problemPerformance tuning of application code at different service levels Incorporate design changes to improve performance of the applicationInteract with customers of the application and help address issues reportedInteract with customers of the application and collect requirements or potential uses cases and draft technical and user requirementsESSENTIAL SKILLS / EXPERIENCE REQUIRED:Minimum Bachelor's degree in Computer Science or equivalentMinimum 1+ years experience with Java and J2EE/Java EEMinimum 1+ years experience with Spring MVC, Spring Security and HibernateStrong understanding of relational database and normal formsStrong understanding of SQL concepts and ability to write optimised and high performing queriesStrong understanding of Java concurrency, concurrency patterns, experience building thread safe codeExperience building RESTful web servicesExperience with web application servers like JBossStrong written and verbal communication skillsStrong interpersonal skills and time management skillsStrong problem solving and analytical skillsExperience using task tracking systems e.g. Jira and distributed version control systems e.g. GitDESIRABLE SKILLS / EXPERIENCE:Understanding of testNg/JUnitUnix/Windows shell and related command line toolsExperience in Continuous Integration and deployment tools such as JenkinsExperience with database partitioning and column IndexingExperience with query optimisation techniquesWhy work for us?Above market remunerationStimulating challenges that fully utilise your skillsWork on real-world technical problems to which solution cannot simply be found on the internetWorking alongside other passionate, talented engineersHardware of your choiceOur fast-growing company offers the potential for rapid career progressionClick below to applyhttps://hire.withgoogle.com/public/jobs/blueoptimacom/view/P_AAAAAAEAAAqA7wTF48UHQE?trackingTag=angelList

Whom are we looking for? Our groundbreaking technology, requires highly skilled and talented Web Backend Developers to understand the depth of the problem and device a solution for it.We are seeking a Software Engineer, with a depth of experience in developing Web Applications enabled using REST APIs backed by a data warehouse solution, to join our growing company and be a part of our success story. We are looking for individual with great attention to detail, who is genuine, confident, committed and not only passionate about technology, but excited to work in a fun and friendly start-up environment. The ideal candidate will be passionate about technology and getting things to work while at the same time being able to mentor (and lead) other engineers by way of example to achieve excellence in their work.What does the role involve? As a Web Backend Software Engineer you will be responsible for creating REST APIs which are used to drive the User Interface. Given the nature of the application, these APIs needs to be very efficient and high performing. This requires optimising queries for faster execution and introducing database changes that may be required.You would be working with a complex technology stack which includes (but is not limited to) Spring, Hibernate, HornetQ, Quartz, etc. This requires extensive understanding of transaction management and data handling across different application layers.In addition to the technical ownership, you will also be involved in detailing requirements for requested functionalities and be responsible for providing technical insight into how requirements will be implemented and made available to users. Accurate estimation of tasks and planning are qualities we look for in our engineers.Responsibilities include:Develop, test, implement and maintain application softwareTake part in software and architectural development activitiesTransform requirements into implementation detailsDebug application issues and helping support respond to client queriesParticipate in application development meetingsProvide accurate estimates, clearly communicate status of tasks and identification of risksCommitment to accomplishing the task at hand and identify the fastest and most reliable way to solve a problemPerformance tuning of application code at different service levels Incorporate design changes to improve performance of the applicationInteract with customers of the application and help address issues reportedInteract with customers of the application and collect requirements or potential uses cases and draft technical and user requirementsESSENTIAL SKILLS / EXPERIENCE REQUIRED:Minimum Bachelor's degree in Computer Science or equivalentMinimum 2+ years experience with Java and J2EE/Java EEMinimum 2+ years experience with Spring MVC, Spring Security and HibernateStrong understanding of relational database and normal formsStrong understanding of SQL concepts and ability to write optimised and high performing queriesStrong understanding of Java concurrency, concurrency patterns, experience building thread safe codeExperience building RESTful web servicesExperience with web application servers like JBossStrong written and verbal communication skillsStrong interpersonal skills and time management skillsStrong problem solving and analytical skillsExperience using task tracking systems e.g. Jira and distributed version control systems e.g. GitDESIRABLE SKILLS / EXPERIENCE:Understanding of testNg/JUnitUnix/Windows shell and related command line toolsExperience in Continuous Integration and deployment tools such as JenkinsExperience with database partitioning and column IndexingExperience with query optimisation techniquesWhy work for us?Above market remunerationStimulating challenges that fully utilise your skillsWork on real-world technical problems to which solution cannot simply be found on the internetWorking alongside other passionate, talented engineersHardware of your choiceOur fast-growing company offers the potential for rapid career progression