
About the Role-
Thinking big and executing beyond what is expected. The challenges cut across algorithmic problem solving, systems engineering, machine learning and infrastructure at a massive scale.
Reason to Join-
An opportunity for innovators, problem solvers & learners. Working will be Innovative, empowering, rewarding & fun. Amazing Office, competitive pay along with excellent benefits package.
Requiremets and Responsibilities- (please read carefully before applying)
- The overall experience of 3-6 years in Java/Python Framework and Machine Learning.
- Develop Web Services, REST, XSD, XML technologies, Java, Python, AWS, API.
- Experience on Elastic Search or SOLR or Lucene -Search Engine, Text Mining, Indexing.
- Experience in highly scalable tools like Kafka, Spark, Aerospike, etc.
- Hands on experience in Design, Architecture, Implementation, Performance & Scalability, and Distributed Systems.
- Design, implement, and deploy highly scalable and reliable systems.
- Troubleshoot Solr indexing process and querying engine.
- Bachelors or Masters in Computer Science from Tier 1 Institutions

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Job Description:
Minimum 3+ years of experience
Java, OOPS, Data structure, Design Patterns, Multithreading, Spring, Hibernate, Java Script based technology, knowledge of J2EE, PL - SQL..
Core Java Topics including Language Features, Architecture.
OOP Concepts in depth with real time scenarios
Understandings of special Keywords and their applicability as well as advantages and
disadvantages - Like static, final, this, super etc. static should be in depth
Singleton class, Serialization, Cloning, Anonymous Inner class concepts.
In depth concept of Dynamic and static polymorphism & Multiple Inheritance issue/ resolve.
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Java SE 8 and 9 Features: Functional Inheritance, Lambda Expression, default and static method
etc.
Collection Classes in detail along with the internal data structure and working principle.
Multithreading concept. Concept on ConcurrentHashMap etc.
Analysis of Algorithm - Time Complexity – Big O Calculation
Code Optimizing techniques, Different Algorithm designs and strategies.
Design patterns in Java
Different Sorting & Searching Algo with their Time complexity analysis
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Programming
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Note: Core Java + PL/SQL (Unix will be add on)
Job Description
Qualifications
MCA or B.E/B.Tech
Experience
3+ years
Core Skill Sets:
1) Core Programming Language: JAVA 8
o Good command on basics/core.
o Sound knowledge of OOPS concept.
o Practical implementation using Collections.
o Problem solving skills using Collections/Java Beans/OOPS concept.
Web Scripting Language: JavaScript, JQuery, HTML 5
Web Programming Language: J2EE
o Knowledge of MVC architecture.
o Able to design a basic web-application using MVC architecture including database usage.
2) Database: Preferably Oracle/MySql
o Able to write sql queries.
o Knowledge of sql joins.
o Knowledge of some basic sql functions.
o Basic idea of stored procedures.
Additional Skill Sets:
XML/JSON/CSV
o Knowledge of reading/writing XML/JSON/CSV documents.
Web-service
o Knowledge of writing web-service (REST Full).
Web Framework
o Struts 2/Spring.
Database Framework
o Hibernate (using Spring JPA would be preferable).
Maven
3) Web/Application Server: Apache/Tomcat/JBoss/Weblogic/Websphere
o Basic experience of working/deployment on J2EE servers.
4) OS Platform: Windows/Linux.
5) Development Tool: Eclipse.
Purpose of the Position:
The employee would be responsible to build core and web-based applications having technical
implementation of XBRL/SDMX concept.
The employee would be responsible to write sql/procedures for the core/web-based application.
The employee would get a deep exposure on working with very good volume of data having such
database architecture capable of handling the same.
The employee would be responsible to build various web-services to be used by language
independent applications.
The employee would be very much responsible to work on standard technology in various parts
of the project.
About IRIS:
IRIS Business Services Limited is one of the first providers of full professional XBRL products and solutions to organizations globally. The company headquartered in Mumbai, India with international offices in United States, Singapore, United Kingdom, and the UAE.
IRIS is a direct member of XBRL International and XBRL US. The Company has over eighteen years of proven expertise in the financial information management space, providing customized technology solutions for data and content management, for the dissemination of information to investors and stock exchanges, and for effective content management to institutional clients.
Over the last seven years, IRIS has been very closely involved in the XBRL space, in taxonomy creation, software solutions and in the conversion of structured and unstructured data into XBRL for SEC filing in the US. IRIS has multidisciplinary skills in XBRL as well as in technology. Taxonomy experts, software engineers, business analysts and accountants come together to provide a complete range of products and services across the XBRL supply chain.
For more information, please visit http://www.irisbusiness.com
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Must Have Skills: Core Java or Spring boot Application
Important: Engineers should be able to code, Interview will involve actual coding
Key Responsibilities:
- Design, build and configure applications to meet business process and application requirements
- Understanding of
- server side technologies, how the web applications work. Role of Database and APIs in modern web and mobile applications.
- client side web frameworks, such as Angular or React and they integration with back end systems
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- Restful APIs.
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Expected Competencies:
- Adaptable to change; able to respond to shifting requirements and priorities
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- Comfortable with coordinating and collaborating with business teams to drive required decisions and outcomes.
- A high degree of personal integrity and strong ability to work collaboratively and effectively in a fast-paced, flexible, team-based environment.
Work Location: Hyderabad

- Design, construct, test and maintain robust and scalable data pipelines.
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Are you passionate about using technology to make people's lives better? Are you interested in becoming a part of one of the hottest trends in the world of start-ups today? Are you excited about joining the online ultra-fast grocery delivery service business pioneer and driving the trend forward? Then this may be the right opportunity for you.
Role and Responsibilities
- Helping lead the software development lifecycle: technical design, implementation, testing, deployment, and support.
- Working with cross-functional teams effectively to enable business growth.
- Proactively identifying engineering bottlenecks and initiating proposals to improve them.
- Writing high-quality, well-tested code in alignment with industry-wide best practices.
- Applying a product mindset to back-end systems.
-
- About five years of experience delivering product-quality code in an agile set-up
- Experience with Node.js (Hapi, Restify, Express, Mongoose, Socket.IO, Mocha)
- Experience with Elasticsearch
- Experience building and deploying Docker containers
- Strong general Linux experience
- Extensive experience with REST APIs
- Experience with microservice architecture
- Experience with MongoDB
- Expert knowledge of Redis and caching strategies
- Strong knowledge of unit/integration testing, including the art of mocking and writing testable code
- Passionate about technology and making an impact.
- A perpetual learner, who stretches their boundaries and enjoys new ideas.
- A doer who takes initiative and works well in a team.
Blok is a technology-first online ultra-fast grocery delivery service business, and we are on our way to revolutionize how millions of people across countries consume groceries. We believe in a world where getting everything you need, when you need it, sustainably, is the new normal. And it takes less than 10 minutes.
We believe we are positioned to lead this revolution. Why? Our founding and early team have held senior positions at Deliveroo, Uber, Glovo, Mercadona, or Unilever. We have done this before, and we believe we can do it again. But this time, even better.
Embark on the journey and help us launch the revolution in one of the highest growth industries of the year. Help us shape the new normal.






