11+ OSI model Jobs in Kolkata | OSI model Job openings in Kolkata
Apply to 11+ OSI model Jobs in Kolkata on CutShort.io. Explore the latest OSI model Job opportunities across top companies like Google, Amazon & Adobe.

Position: Windows SRE
Responsibilities:
- Windows Site Reliability Engineer with experience in managing large websites where Millions of customers hit
- Manage and monitor all installed systems and infrastructure
- Install, configure, test and maintain operating systems, application software and system management tools
- Among your responsibilities will be the installation and configuration of storage, servers, Microsoft servers (Cluster Services, File Services, Active Directory Services, Certificate Authority services), Virtual Infrastructure (Hyper-V), IIS, MS SQL and backup system
- Proactively ensure the highest levels of systems and infrastructure availability
- Monitor and test application performance for potential bottlenecks, identify possible solutions, and work with developers to implement those fixes
- Maintain security, backup, and redundancy strategies
- Write and maintain custom scripts to increase system efficiency and lower the human intervention time on any tasks
- Participate in the design of information and operational support systems
- Provide 2nd and 3rd level support
- Liaise and collaborate with vendors and Zacks personnel for problem resolution, decision making, knowledge sharing
Requirements:
- Minimum 5+ years of Windows support experience, 7, 8, 10, and Microsoft Server (all)
- Windows server expertise
- Familiar with WAN/LAN technologies
- Understanding of the OSI model
- Virtualization - MS Hyper-V, VMware, vSan
- Strong understanding of Internet protocols including HTTP(S), SSL, TCP, IP
- MS IIS administration and configuration
- MS Active Directory
- MS Storage Space
- DNS and DHCP
- SSL certificates and PKI
- Familiar with the ITIL framework
- Strong PowerShell experience
- Information Security experience a plus Other Qualifications
- Excellent attention to detail
Experience: 8-10 years
**Hiring for International BPO Sales Executive for Inbound Process**
Must have experience in sales for at least 1 yr in any International Outbound BPO
Process - Travel Sales (US Shift)
Role: Need to handle inbound calls related to Flight booking, car rentals, hotel booking from US customers and convert those calls into sales
Location: Ecospace Business Park (Kolkata)
Salary - upto 25k plus Incentives upto 5 'lac
**Looking for immediate Joiner**
**Ready to work in Night Shift**
**Must have exp in US Sales Process**
**Freshers are also welcome**
Interested one can connect Uzma
Knowledge of REST API, XML and RESTFUL web services
Working knowledge on SQL, JQuery, web services, Eclipse IDE would be a plus


We are looking for a Mobile Lead (IOS & Android) for one of the leading TMT bar manufacturers & suppliers in Kolkata.
Role - Mobile Lead (IOS & Android)
Experience - 5+ years
Location - Kolkata
Job Description :-
As a Mobile Lead, your primary responsibility is to oversee the development and maintenance of mobile applications for our organization.
Some of the key job responsibilities include :-
1. Leading the Mobile Development Team: You will lead a team of developers, designers who are responsible for building and maintaining mobile applications. You will be responsible for Coding, delegating tasks, setting goals and timelines, and overseeing the team's performance to ensure that the development process runs smoothly.
2. Developing Mobile Applications: You will be responsible for developing mobile applications for iOS and Android platforms, using a range of programming languages such as Swift, Java, Kotlin, and React Native. You will need to ensure that the application is scalable, user-friendly, and meets the specific requirements of the organization.
3. Collaborating with Stakeholders: You will be responsible for collaborating with various stakeholders in the organization, including product managers, project managers, designers, and other development teams to understand the requirements and objectives of the application. You will need to ensure that the application aligns with the overall product roadmap and meets the business objectives.
4. Ensuring Quality: You will be responsible for ensuring the quality of the mobile application, including testing, debugging, and fixing any issues that arise during the development process. You will need to
ensure that the application is free of bugs, runs smoothly, and meets performance and usability standards.
5. Keeping Up with Emerging Trends: You will need to stay up to date with the latest developments in mobile technology, and emerging trends in user experience and design. You will need to ensure that the mobile application is using the latest technologies and is in line with industry best practices.
6. Managing Project Budget: You will be responsible for managing the budget for mobile development projects, including resource allocation, vendor management, and contract negotiations.
Overall, the Mobile Lead is a critical role that requires a strong understanding of mobile development processes and the ability to lead a team to deliver high-quality mobile applications.
Are you a driven React Native Full Stack Mobile Developer looking for your next challenge?
We area a growing global technology partner is looking for a skilled React Native Full Stack Mobile Developer to join their Technology and Development team.
If you're eager to showcase your expertise and collaborate with a talented group of engineers, this role is perfect for you!
We stand at the forefront of technology innovation, catering cutting-edge solutions to clients spanning diverse sectors. With a strategic emphasis on finance, banking, and corporate verticals, they're known for their excellence in delivery. We are seeking a senior developer to join their global projects team.
About the position.
The Senior React Native Full Stack Mobile Developer candidate will have a strong background in building mobile applications and will be proficient in front-end (React Native) and back-end development.
In addition to technical expertise, the candidate should have experience in testing, browser testing, and thorough documentation practices.
As a senior member of the mobile development team, you will play a critical role in designing, developing, and maintaining mobile applications that provide exceptional user experiences.
Key Responsibilities:
- Mobile Application Development: Design, develop, and maintain mobile applications using React Native for iOS and Android platforms.
- Full Stack Development: Work on both the front-end and back-end components of mobile applications, including server-side development using Azure (or other Cloud Platforms) and MongoDB (or other relevant experience)
- Testing and Quality Assurance: Develop and execute comprehensive test plans, including unit testing, integration testing, and browser testing, to ensure the reliability and functionality of mobile applications.
- Cross-Browser Compatibility: Conduct cross-browser testing to ensure consistent functionality and appearance of web-based components.
- Documentation: Create and maintain detailed technical documentation, including code comments, API documentation, and development guides.
- Code Review and Collaboration: Collaborate with team members to conduct code reviews, provide constructive feedback, and ensure code quality and consistency.
- Performance Optimization: Identify and address performance bottlenecks in mobile applications and back-end services to optimize speed and responsiveness.
- Security and Data Protection: Implement security measures and best practices to protect user data and maintain compliance with data protection regulations.
- Scalability and Maintenance: Design systems and architectures that are scalable and maintainable as applications grow and evolve.
- Stakeholder Communication: Collaborate with cross-functional teams and effectively communicate technical concepts to non-technical stakeholders.
Qualifications:
- Bachelor's or Master's degree in Computer Science, Software Engineering, or a related field.
- Proven 3+ years experience as a Mobile Developer with expertise in React Native for mobile application development both with iOS and Android platforms.
- Full stack development experience, including back-end development using Azure and MongoDB.
- Proficiency in front-end technologies, including HTML, CSS, and JavaScript.
- Strong testing skills, including unit testing, integration testing, and browser testing.
- Extensive experience in mobile application design and development.
- Solid understanding of cross-browser compatibility and responsive design principles.
- Thorough documentation practices and ability to create technical documentation.
- Excellent problem-solving and analytical skills.
- Strong communication and collaboration skills to work effectively in a distributed team-oriented environment.
- Commitment to security and data protection best practices.
We offer an exciting and professional environment with excellent career and growth opportunities. They provide their team members with a professional work environment with regular team outings. Their office is located in the heart of Salt Lake Sector V, Kolkata offering a terrific workspace that's both accessible and inspiring. Joining the team means becoming part of this vibrant and dynamic team where your skills will be valued, your creativity will be nurtured, and your contributions will make a difference. In this role, you can work alongside some of the brightest minds in the industry.
Onsite Office Location: Kolkata, India (Salt Lake, Sector V)
Overview:
Being a “customer first” company, the Customer Support division is critical to hoichoi. This team comprises of enthusiastic, passionate, fun-loving, and highly communicative individuals who continuously work towards ensuring a great experience for hoichoi users at all times.
This is a high commitment role and you will fit right in if you believe in delivering the best of service experience and are passionate about entertainment.
Job Role:
· Answer user communication/queries via emails live chats, and calls
· Ensure minimum turnaround time for resolving user queries & complaints
· Deliver best in class service in the friendliest and timely manner
· Suggest process & product improvements based on user feedback
· Assist the team in reporting & analysis
Qualifications
· 2+ years’ experience in customer service specializing in Inbound/Outbound support, ideally from an internet start-up/e-commerce background
· Excellent proficiency in Tamil, Malayam, and English
· Critical thinking and problem-solving skills
· An understanding of the 'Customer First' principle and committed to consistently delivering high-quality customer support
Job Type: Full-time

Job Summary
- Must be proficient in PHP, MySQL, Laravel, Codeigniter, Core PHP
- Min 4 yr exp.
- Should have knowledge with PHP, laraval, MySQL, CSS, HTML, Javascript, AJAX. Core PHP, WordPress etc
- Should have excellent written and verbal communication skills (English).
- Must have the capacity to work independently and also as a part of a team.
- Must have dedication and commitment towards work and time.
Responsibilities and Duties
- Able to grasp requirements quickly.
- Understand requirements and drive projects with high-quality output.
- Should be a team player and bring positive influence within the team
- Ensuring high-performance and availability and managing all technical aspects of the project
Qualifications and Skills
- Educational Qualification: Bachelor's (Preferred)
- Good communication
- Team work understanding
Note:-Work From Office only
The candidate will be responsible for Ad Sales for Print Media (Magazine)
- Building leads through existing & cold calls.
- Should be a self-starter and with excellent presentation skills.
- Driving revenue and sales with the development of creative initiatives
- Developing an extensive network in the industry ( E.g. Brands)
- Ensuring sales strategy is executed accordingly and effectively
- Meeting and exceeding weekly and monthly activity and revenue targets.
Requirements
- You have at least 3 years of experience within an Ad Sales print media industry.
- You have an established network in the corporate and ad agencies from prior experience.
- You have a strong understanding of the industry and stay updated with market trends.
- You possess excellent interpersonal as well as written and verbal communication skills.
- You are a strong networker & relationship builder
- You are adaptable and thrive in changing environments
- You are a self-starter and demonstrate a high level of resilience




