11+ OSI Jobs in Kolkata | OSI Job openings in Kolkata
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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
- Work with the team in capacity of GCP Data Engineer on day-to-day activities.
- Solve problems at hand with utmost clarity and speed.
- Work with Data analysts and architects to help them solve any specific issues with tooling/processes.
- Design, build and operationalize large scale enterprise data solutions and applications using one or more of GCP data and analytics services in combination with 3rd parties - Python/Java/React.js, AirFlow ETL skills - GCP services (BigQuery, Dataflow, Cloud SQL, Cloud Functions, Data Lake.
- Design and build production data pipelines from ingestion to consumption within a big data architecture.
- GCP BQ modeling and performance tuning techniques.
- RDBMS and No-SQL database experience.
- Knowledge on orchestrating workloads on cloud.
We are looking for a highly skilled and experienced Google Ads Expert to join our marketing team. As a Google Ads Expert, you will be responsible for developing and implementing effective Google Ads campaigns to drive targeted traffic, generate leads, and increase conversions. Your in-depth knowledge of Google Ads and experience in optimizing campaigns will contribute to the success of our digital marketing efforts.
Responsibilities:
Respond to customer queries in a timely and accurate way, via phone.
Identify customer needs and help customers use specific features.
Inform customers about new features and functionalities.
Gather customer feedback and share with our Product, Sales and Marketing teams.
Shift Timing: 1pm-9.30pm (UK)
8pm-5am (US)
** Must have excellent communication skill in English .
Freshers also can apply.
Interview Mode: Face to face
Contact: Sanjukta (HR) @ 90381^69266/ sanjukta.seal at the rate adretsoftware.com
EXCELLENT OPENING FOR AUSSIES ENERGY SALES PROCESS (INBOUND & OUTBOUND) - PayGeek is hiring for its captive process (www.letuscompare.net) in New Town, Kolkata for the Aussie Energy Sales Process (Outbound Telesales) and offers you the opportunity to come and join Immediate with the below benefits:
Note Opportunity Type: Work From Office (Please don't apply if you are looking for a work from home option, but we do provide pickup & drop)
Desired Candidate Profile
* Should have convincing Capabilities and selling skills.
* Excellent English Communication Skills.
* Basic Computer Knowledge.
* Qualification No Bar.
* Min 1 year experience in Outbound Sales Process. (Tech Support experience not counted) .
Perks and Benefits
* Fixed Shift with Fixed Week OFF (Sunday & Saturday)
* Office Timings: 5am- 2:30am( Early Morning )
* Salary on Time (1st of every month).
* No Salary Deduction for Target
* Monthly Performance Bonus.
* Uncapped Incentives & Commissions.
* Referral Bonus.
* Pickup & Drop or Transport Allowance Provided.
* No Salary Deduction for Target
* Monthly Performance Bonus.
To apply call HR Team
JOB DETAILS
Job Title: Call Associate Executive required For US Energy Sales Process | Night Shift
Company: Paygeek Soft Solutions ( DWC Technologies )
PayGeek is hiring for its captive process (www.letuscompare.net) in New Town, Kolkata for the USA Energy Sales Process (Inbound / Outbound Telesales) and offers you the opportunity to come and join Immediate with the below benefits:
Opportunity Type: Work From Office (Please don't apply if you are looking for a work from home option, but we do provide pickup & drop)
Salary Range: ₹15,000.00 - ₹25,000.00 per month
For any query please call HR Team
Office location Address :
Mani Casadona, 10th Floor, Office # 08 Plot #2 F/4, Action Area, Action Area 1D, #2 F, Newtown, Kolkata, West Bengal 700156 .
Description
Greetings from Ivan Infotech Pvt. Ltd.!!
Hiring going on for Web Consultant profile in website process.
Responsibilities
To communicate with clients to determine the scope of website development projects, implement SEO strategies to increase traffic flow to websites, and maintain websites.
- To manage customer queries and cold calling for a B2B Website Process in International Market .
- Will be responsible for new business development (Acquiring new business )and maintain relationship with new and existing clients.
- Would be dealing in Web/Mobile App and Digital Marketing Domain.
- Preparing progress updates and documenting website development processes.
Requirements
- Fluency in English is mandatory.
- Should have experience in any outbound sales process
- Basic knowledge in computer operation.
- Learning mindset.
Opening for US Shift
Benefits:
Five days working, saturday & sunday fixed off
Free Drop facility
Fixed Salary with huge incentive
Growth Opportunity

About the Company
Established in the year 1953, Our Client is one of the leading TMT bar manufacturer and exporter in India. It is a well known group that achieves a turn over of 3000 Cr per annum. The group is setting a construction & architecture oriented omni channel B2B & B2C platform
Job Description
Experience : 5-7Years
Requirement
- 5-7years of experience in frontend development primarily using React .JS
- Strong proficiency in JavaScript, including DOM manipulation and the JavaScript object model
- Good foundation in design and a knack for designing interactions and elegant interfaces)
- Thorough understanding of NodeJs & React.js(SSR) and its core principles
- Familiarity with RESTful APIs
- Familiarity with modern front-end build pipelines and tools
- Familiarity with code versioning (version control) tools, such as Git, SVN, and Mercurial
- Thorough understanding of React.js and its core principles
- Good to have experience with popular React.js workflows
- Ability to understand business requirements and translate them into technical requirement
- Preference will be given to those who have worked on libraries such as Bootstrap, Material js.
- Knowledge ofGraphQL and CSS preprocessor like SASS
- Proficient in industry standard best practices such as Design Patterns, Coding Standards,
Coding modularity, Prototypes etc.
Regards
Team Merito
• Architect, develop and maintain highly scalable, reliable and secure distributed backend
systems on Cloud (AWS or Azure) or on-premises environments for Mihup, its customers
and partners.
• Work closely with your fellow engineers to develop systems capable of concurrently
processing massive amounts of voice data both in online real-time as well as offline
environments.
• Drive accountability for test driven development, delivery of high-quality features and
resilient enterprise class solutions.
• Lead a culture of team ownership and direct individual and team accountability to
continuously improve how they work to achieve results.
• Work in a startup environment, pushing boundaries with deep involvement with business.
Requirements (what we are looking for)
The right person is better than the right set of experiences and these are the traits we’ve
identified make great additions to our team.
• BE//BTech/ME/MTech in Computer Science or a related field from a Tier I or Tier II
University.
• 6-8 years of hands-on software development and deployment experience (experience of
working in a consumer product startup during its growth phase will be a plus) of which 1
– 2 years of experience would be in leading a team of software developers.
• Expertise in Java 8+ and Spring Boot is a must
• Good experience in messaging platforms like RabbitMQ/Kafka
• Good experience in distributed systems and relational & NoSQL databases like
PostgreSQL, MySQL, Redis, MongoDB, etc.
• Expertise in one or more of: Java, NodeJS, GoLang, Python would be preferred
• Must have hands on experience in products which handle multiple concurrent calls (API),
handle CPU intensive jobs, consist of multiple asynchronous system calls.
• Worked on microservices based architecture and design
• Managed/ Owned infrastructure on AWS/Microsoft Azure/private clouds and setup high
availability systems
• Knowledge of Docker and Kubernetes
• Knowledge of RESTful APIs, caching concepts, the HTTP protocol and general web
architecture
Pluses
1. Anything that will let us know more about who you are that you would like to share such
as Blogs, Twitter, Medium, GitHub etc.

- The main roles and responsibilities would be:
- Deliver high quality mobile apps on Android platforms.
- Create best practice, drive initiatives to build reusable frameworks, components and solutions.
- Engage with the team to create a knowledge centre on Android.
- Minimum experience of 1 years needed. Ideally more than 2 years.
- Maps based apps.
- Payment gateway integration: (PayPal, Stripe, Paytm etc).
- Integration of webservices
- Marketplace apps
- Live Streaming
- Offline application development.
- Strong OO design and programming skills in Java
- Android SDK
- JSON/REST API
- Social Media APIs
- UML/Design Pattern
- Knowledge of Retrofit,Volley,Dagger2,Realm,RxJava,Espresso
- Knowledge of android architecture component(LiveData etc).
- Working Experience on MMVM and MVP architecture
- Experience in SQL and NOSQL databases.
- Familiarity with cloud message APIs and push notifications
- Understanding of Googles Android design principles and interface guidelines
- Proficient understanding of code versioning tools, such as Git.
- Work closely with the leadership team to define roadmap and development plans
- Help define and implement standards and promote best practices for the Android development team
- Tackle daily challenges with your creative problem solving recommendations
- Mentor and contribute knowledge to the rest of the team and the organization
- Strong knowledge of Android UI design principles, patterns, and best practices
- Experience with threading, and performance tuning
- Ability to understand business requirements and translate them into technical requirements