11+ Data-flow analysis Jobs in Chennai | Data-flow analysis Job openings in Chennai

About koolio.ai

Website: www.koolio.ai

Koolio Inc. is a cutting-edge Silicon Valley startup dedicated to transforming how stories are told through audio. Our mission is to democratize audio content creation by empowering individuals and businesses to effortlessly produce high-quality, professional-grade content. Leveraging AI and intuitive web-based tools, koolio.ai enables creators to craft, edit, and distribute audio content—from storytelling to educational materials, brand marketing, and beyond. We are passionate about helping people and organizations share their voices, fostering creativity, collaboration, and engaging storytelling for a wide range of use cases.

About the Internship Position

We are looking for a motivated Backend Development Intern to join our innovative team. As an intern at koolio.ai, you’ll have the opportunity to work on a next-gen AI-powered platform and gain hands-on experience developing and optimizing backend systems that power our platform. This internship is ideal for students or recent graduates who are passionate about backend technologies and eager to learn in a dynamic, fast-paced startup environment.

Key Responsibilities:

• Assist in the development and maintenance of backend systems and APIs.
• Write reusable, testable, and efficient code to support scalable web applications.
• Work with cloud services and server-side technologies to manage data and optimize performance.
• Troubleshoot and debug existing backend systems, ensuring reliability and performance.
• Collaborate with cross-functional teams to integrate frontend features with backend logic.

Requirements and Skills:

• Education: Currently pursuing or recently completed a degree in Computer Science, Engineering, or a related field.
• Technical Skills:
• Good understanding of server-side technologies like Python
• Familiarity with REST APIs and database systems (e.g., MySQL, PostgreSQL, or NoSQL databases).
• Exposure to cloud platforms like AWS, Google Cloud, or Azure is a plus.
• Knowledge of version control systems such as Git.
• Soft Skills:
• Eagerness to learn and adapt in a fast-paced environment.
• Strong problem-solving and critical-thinking skills.
• Effective communication and teamwork capabilities.
• Other Skills: Familiarity with CI/CD pipelines and basic knowledge of containerization (e.g., Docker) is a bonus.

Why Join Us?

• Gain real-world experience working on a cutting-edge platform.
• Work alongside a talented and passionate team committed to innovation.
• Receive mentorship and guidance from industry experts.
• Opportunity to transition to a full-time role based on performance and company needs.

This internship is an excellent opportunity to kickstart your career in backend development, build critical skills, and contribute to a product that has a real-world impact.

About OJ Commerce: 

OJ Commerce is a fast-growing, profitable online retailer based in Florida, USA with a full-fledged India office based in Chennai driven by a sophisticated, data-driven system to run the operations with virtually no human intervention. We strive to be the best-in-class ecommerce company delivering exceptional value to customers by leveraging technology, innovation and brand-partnerships to provide a seamless & enjoyable shopping of high-quality products at the best prices to our customers.

Responsibilities:

Work with business-stakeholders to understand requirements, prototype, build and deploy it.

CRUD the backend code you own keeping maintenance, performance and security in mind.

Keep up breast of latest technologies and its ecosystem and adopt ones that aid safe product delivery at speed.

Automate the boring and mundane stuff for you prefer to be productive than being busy.

We are flat. Be responsible for professional growth of self and the team. 

• Tune application for performance.
• Take initiatives and manage change to work towards business goals at speed without compromising safety.
• Coach full-stack developers on backend skills.
• Provides problem resolution support, specific to application issues, identifies and resolves problems in application software, determines symptoms and ensures accurate problem definition

Develop functional, architectural and other documentation as required for productive functioning of teams.

• Be the brand ambassador for OJ Commerce by speaking at meetups, conferences, etc.
• We are fluid. Be ready for changing dynamics in responsibilities from time to time. Exciting isn't?
• Take the lead in digital transformation of legacy applications.

What you need to shine?

• You have the prior experience in modernising legacy applications.
• You are a passionate hands-on developer with deep experience in building enterprise grade software in Microsoft ASP.NET Core, ASP.NET MVC, Web API, SOA, Micro-Services and RESTful Services with knowledge of SQL Server database.
• You have the ability to see and work on the big picture (Application Architecture) and devilish details (Complex Code).
• Strong experience in developing web applications using C#, VB.Net, .NET, LINQ, Net Framework 4.0, MVC 3/4/5, ASP.NET Web API, .Net Core etc.
• You are Cloud savvy, preferably Google Cloud.
• You have rich experience in Object-Oriented Programming (OOP) with good knowledge of practical design-patterns and its applications.

Hands-on experience in building SOA or Micro-services preferably on .NET Core.

Proven Architectural skills with high standards in Code quality

Knowledge of ReactJS/Typescript would be added advantage.

Practical experience in Agile development methodologies of using CI/CD.

Extreme Programming (TDD) experience is sought after by us.

What we Offer

• Greenfield opportunity to transform legacy backend applications to latest technology stack.
• Fast-paced start-up environment: This is not for the faint hearted; you need grit and passion as much as you need the core skills.
• Work in an interdisciplinary team where learning from one another and developing solutions cross-functionally is a key part of our culture.
• Golden opportunity to make history by making big business impact.
• Competitive salary to take good care of self and family.
• Insurance Benefits: Medical and Accident cover.
• Flexible Working Hours

Must have,

- Fundamental of Python(Data types in python, scope of variable, asynchronous programming)
- Should be able to code in Python

- Basic Understanding of Database

- API designing

- Problem Solving skills

- Fundamentals of storage, caching

Good to have,

- AWS Knowledge,

- Python Framework(Django, Flask)

- Knowledge on Message Broker, Caching

- SQL and no-SQL database

BE / B-Tech degree and 2+ years of work experience, or ME / MS degree and 2+  years of work experience, in Computer Science.

• Strong programming skills in Python/Django
• Experience with Angular, JavaScript frameworks/libraries
• Hands on experience with MySQL, PostGreSQL or other RDBMS
• Experience with Web application security and Secure coding practices
• Strong Analytical thinking and problem solving ability
• Familiarity with software collaboration tools – GIT
• Ability to work with a distributed and diverse team of researchers and developers.
• Excellent English language communication skills, both written and verbal.
• High level of innovation and motivation

What we are scouting for

• BS/MS in computer science or equivalent work experience in IT
• 2+ years’ experience designing and developing applications using Java EE platforms
• A strong hands-on programming knowledge in Core Java including Java 8. To solve the problem given in optimized way.
• Strong knowledge on the Data structure and algorithm.
• Experience developing and designing API integrations using SOAP/RESTful
• Should be able to understand the time complexity of the existing algorithm. Able to compare different algorithms available.
• Expert understanding of the object-oriented design and programming concepts
• Know the fundamentals of Object-Oriented Programming using Java;
• Used SQL & NoSQL solutions
• Experience in GIT/SVN, build tools such as Ant/Maven/Gradle
• Experience in JUnit, Sonarqube, Mockito, Jacoco, Maven & Jenkins

Technical Competency – Nice to have

• Experience in Dependency Injection, Annotation, Validations, Auto Wiring
• Good knowledge in internal working on Memory Management, Transaction management
• Knowledge on DevOps pipeline tools like Jenkins, tools for Code quality scan, tools for security scan
• Spring boot
• Spring MVC
• Any Java Certification

Behavioural Competency

• Strong interpersonal communication skills
• Ability to lead self and team toward common goals
• Excellent oral and written communication, presentation, and analytical skills
• Excellence in technical communication with peers and non-technical cohorts

What you will be doing

• As a self-motivated and enthusiastic member of our team, you will work with extremely talented peers in a fun environment building performance efficient payment authorization services that are highly scalable, configurable and available
• You’ll work in an Agile environment with a focus on problem solving and engineering excellence.
• Worked independently and as a member of a team, determined to make active contributions to the assigned Team
• Flexible and adaptable approach to the roles assigned to you
• Ability to coordinate and prioritize tasks, and work in a fast paced and challenging environment
• Deliver on time under dynamics with a high level of integrity and flexibility, sense of urgency, attention to detail and quality standards
• Make a large impact on the design, architecture, and implementation of cutting edge products
• Work with other team members to investigate design approaches, prototype new technology

and evaluate technical feasibility

• Work in an Agile/Scrum environment to deliver high quality software
• Establish architectural principles, select design patterns and then mentor team members on their appropriate application

• Java
• Springboot
• REST API
• Microservices

Job Description:

• Resource should be proficient in analyzing, designing and developing applications based on the requirements provided by business counterparts
• Developing and maintaining applications developed in Java, J2EE, Struts and Spring and possessing 3-layer architecture
• Good knowledge in Spring Boot, Hibernate, Angular JS, Docker, VUE JS and AWS
• Applications development or maintenance using ORM tools such as Hibernate
• Database management which includes DB design and maintenance, mostly related to 2016 and Oracle 19c, DB2
• Should have knowledge in Unix / Linux OS.
• Should have good knowledge in Shell scripting language
• Strictly adhere to the internal SDLC process quality standards set but the organization and providing the drive to the team to achieve the KPI and SLA targets
• Flexible to work in extended time
• Candidate should have good experience on Java / J2EE, Springboot, Hibernate / JPA, Oracle query, Web Services and Rabbit MQ.
• Should have minimum of 3 to 5 years of experience. Should be able to work on enhancement, maintenance and production support.
• Good to have hands-on experience on DEVOPS & API development.

YOUR RESPONSIBILITIES

• Development and unit testing of web applications including back-end (microservices), maintenance & level 3 support of the same
• Assist Project Managers, Business Analysts, and Tech Lead in project planning (provide estimates, risk analysis, requirements analysis, technical options)
• Software Architecture
• Involvement in full life cycle of projects (including requirement analysis and system design, development and support if required)
• Support and work collaboratively with teams across areas of design, development, quality assurance and operations
• Commit your knowledge and experience into team success
• A small amount of travel (when needed) to work with other offices
• Attend meetings to discuss and demonstrate solutions at both technical and business level

 REQUIRED SKILLS AND EXPERIENCE                                                                                                           

• 5+ years web application development experience
• 3+ years developing with Python
• 3+ years developing with C# and .NET Framework 4.x
• Experience with ASP.NET MVC, ASP.NET WebAPI 2, LINQ, and WCF
• Dependency Injection and other common ASP.NET MVC design patterns
• Experience with API design and development using REST
• Experience with performance optimization
• Experience integrating security best practices into the SDLC
• Experience with object-oriented programming (OOP) and OOP patterns
• Experience with Git
• 1+ years of Agile development experience
• Experience manipulating and working with data in a variety of forms: csv, xml, json, structured and unstructured                                                                                                
• Experience with SQL database schema design and querying. Microsoft SQL Server and PostGreSQL are used and preferred.

DESIRABLE SKILLS AND EXPERIENCE                                           

• Knowledge of JIRA, Bamboo, Confluence, or BitBucket is a plus.
• Experience with a JavaScript MVVM library such as Web Components, knockout.js, Angular, React, etc. is a plus (Web Components and knockout.js are used and preferred)
• Experience with HTML5/CSS3/JavaScript/ and AJAX is a plus
• SPA (Single Page Application) design and implementation is a plus
• Experience with any ORM such as Entity Framework or NHibernate is a plus (NHibernate is preferred)
• Experience with TypeScript is a plus
• Experience with MS Build is a plus
• Experience with CI/CD is a plus
• Experience with Object Mapping Frameworks (AutoMapper, etc) is a plus
• Understanding of OOD, DDD and TDD is a plus
• AWS-based development is a plus
• Knowledge of Flask is a plus.

PERSONAL SKILLS

• Clever personality
• Strong spirit skills set: conflict resistant, self -motivated, result-oriented, responsible, honest, “open”, courageous