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
We’re Hiring Inside Sales Executive @ Kwikpic
Location: Mumbai/Kolkata
Working model: Hybrid
About us:
Kwikpic is an AI-powered photo-sharing platform based in Mumbai, helping photographers, businesses, and event attendees share memories effortlessly. Kwikpic is revolutionizing image sharing with features like AI face recognition for instant photo sorting, custom business branding, automatic watermarking, and the fastest upload speeds.
Why Join Us?
As a Inside Sales Executive at Kwikpic, you’ll be a trusted partner guiding our users to success. From helping photographers discover powerful AI features to ensuring businesses maximize ROI, you’ll play an important role in driving adoption, retention, and growth.
What You’ll Do
- Lead Generation & Conversion - Identify leads, give demos, and close deals.
- Onboarding - Guide new users through our features and ensure smooth setup.
- Customer Engagement - Stay in touch with customers, understand their problem, and build long term relationships.
- Retention & Growth - Work on renewals and upsell to existing customers.
- Feedback - Share customer feedback with Product & Engineering to shape the product roadmap.
What We’re Looking For
- Bachelor’s degree (Business, Communications, or similar preferred).
- 1+ years in Sales, Customer Success, Account Management, or SaaS support.
- Fluency in English and Hindi.
- Strong communication, empathy, and problem-solving skills.
- Experience with CRM/CS tools (HubSpot, Salesforce, Gainsight, etc.).
- Lead and manage the SEO team to deliver results aligned with client goals.
- Communicate with international clients to understand project requirements and provide tailored SEO solutions.
- Conduct in-depth online research to identify potential clients and collect contact data for outreach.
- Develop and implement robust on-page and off-page SEO strategies. Optimize content, websites, and landing pages for search engine visibility and performance.
- Continuously discover and optimize for high-performing keywords. Build and maintain high-quality, natural backlinks to improve search rankings and domain authority.
- Analyze competitor websites and digital strategies to identify SEO growth opportunities.
- Coordinate with the graphics, content, and SEO teams to ensure seamless campaign execution.
- Plan and manage a monthly content calendar for articles and blog posts to support organic growth.
- Monitor and evaluate search engine performance and deliver actionable insights.
- Collaborate with web developers and the broader marketing team to implement SEO best practices.
Description
Company Description:
Ivan is a family of professionals formed with passionate and dedicated thoughts, dreams and determination. We were formed with a vision to offer startups and enterprises the opportunity to take their business to a new height with something unique, which helped us in shaping up Ivan. Our dream was to pump up global and national businesses with the rare combination of expert strategies, ultimate IT solutions, creative designs, and development solutions, which we achieved with excellence. There is no looking back since then. Today, we are an ultimate technology destination delivering 360° IT consulting solutions, globally.
Hiring going on for Web Consultant profile in website process.
Walk In interview is going on
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/inbound sales process
- Basic knowledge in computer operation.
- Learning mindset.
Opening for US Shift/Australia
Benefits:
Five days working, Saturday & Sunday fixed off
Free Drop facility
Fixed Salary with huge incentive
Growth Opportunity
Thanks & Regards,
Sudakshina Mitra
HR - Team Lead
PHP
Laravel
CodeIgniter
Javascript1. Custom PHP development,
2. One framework like larval or CI
3. Solid Javascript & Jquery
4. Wordpress Plugin development
5. Custom Theme development
6. Advance Woocommerce knowledge
7. Elementor, Divi Page builder working experience
React Native
Android Development
iOS App Development
Redux/FluxOur client is a decade-old software development company, that offers its clients a wide range of customized web, mobile, and eCommerce tools and software. They are known to use advanced languages and platforms used to build reliable, secure, and scalable solutions for their business clients as well as individual customers. Their disruptive craftsmanship and strategy help in high-performance growth and allows customers to transform digitally and competitively.
Their products are being used by most of the banks and NBFCs in India, apart from clients from other industries. The founder is an IIM and MDI alumni and has experience of more than 13 years in business and strategic roles in MNCs. The company has been accredited by the government as a premier IT company, committed to quality and driven by customer success.
- Architecting and building the applications and coordinating with the teams
- Building other layers of the product infrastructure.
- Building pixel-perfect UIs across both mobile platforms.
- Leveraging native APIs for deep integrations with both platforms.
- Diagnosing and fixing bugs and performance
- Bottlenecks for performance that feels native.
- Reaching out to the open source community
- Implementing mission-critical software fixes
- Maintaining code and writing automated tests to ensure the product is of the highest quality.
What you need to have:
- Experience in building React-Native mobile apps for both Android and iOS platforms.
- Strong understanding of Javascript, ES6 and Clojure Scripts and ES6+ syntax
- Experience in building local storage-based caching and fast performing applications
- Experience with test suites like Mocha or Jest
- Strong understanding of how Redux
- Strong understanding of component state Management
- Experienced in RESTful API integration and good knowledge of how APIs work.
- Experienced in building modular app components that can be reused
- Experienced in creating React Native Bridges for deep integration with Native APIs
- Experience in writing automated test cases for mobile apps.
- Strong understanding of javascript and UI layouts in React Native
- Knowledge of ecommerce application development
Exp: 10-12yrs
Location: Kolkata
Notice peroid: Immediate r 30days
Skill: Manual testing,Automation testing,Java,bdd,selenium
Mandatory Skills required:
1. Ability to translate business requirements into technical requirements for QlikView
2. Perform detailed analysis of source systems and source system data and model that data in
Qlikview
3. Design, develop, and test QlikView scripts to import data from source systems, data feeds, flat files
to create Qlik marts
4. Proficiency with QlikView Scripting, use of complex QlikView functions,
advanced QlikView Expressions, experience with complex data models and optimization of data
model for query performance to create Qlik Marts
5. Architecture optimization ( includes hardware sizing , security setup , performance tuning )
6. Development of Qlikview/ QlikSense
Rejolut is one of the award winning fastest growing emerging tech company which is working on leading technology like Blockchian, ML & AI, Complex mobile & web apps, IoT etc.
The ideal candidate will be responsible for developing highly scalable and secure code.
Responsibilities:-
-Able to take the Extreme Ownership of modules/product/projects
-Able to learn & implement new technology/framework/library/networks at God Speed
-Able to come with optimal solution for the business problem
-Can handle calls with the client & customer to know their feedback
-Writing clean code & able to dig into other's code or open source code
-Brainstorm and help evaluate applications for new tools and technologies as they continually evolve
-Maintain and extend current client- and server-side applications responsible for integration and business logic
Desired Candidate Profile:-
- Setting up and configuring Full node clients for various Blockchains.
- In Depth understanding of atleast two blockchain network like Ethereum, Hedera Hashgraph, Tezos, Hyperledger, BlockApps, Algorand, Corda etc
- Working closely with DevOps to make blockchain infrastructure robust and scalable.
- Designing and writing well-structured APIs in Node.js to connect to Blockchain infrastructure.
- Develop and manage various applications to integrate Blockchain infrastructure into the main product.
- Staying up to date with new developments and news in integrated chains, like forks, main net launches, migration.
- Documenting architecture and guidelines.
- Always being on the lookout to enhance technology, by finding and making new tools, utilities, and libraries.
- Managing and enhancing a cutting edge tech stack, comprising of Node.js, ES2016/17 (Javascript), AWS, MongoDB, SQL
- Cross-team contribution whenever required.
- Familiarity with basic cryptography
- Familiarity with P2P networks
Culture
- Fast-paced, intellectually stimulating, steep learning, and growth
- Close-knit, hardworking, supportive colleagues
- Challenging work
- Flat organization with no hierarchy
- If you like problem solving, and love latest technology, there are very few better places
How we are different
-We are young and dynamic team who are obsessed with solving business problem at scale -We are a technology agnostic company who focus more on finding the optimal solution to business problem rather than technology
Why to join us
-We provide huge learning curve. Spending 1.5-2 years with us will put you 3 years ahead in the career
-We work only on cutting edge technology like React, React Native, Flutter, NodeJS, Python, Go, Svelte, ELM
-There are two technology Co-founder in the company who are pretty much hands-on and have earlier bult the Consumer application which is downloaded millions of time and are in leadership position in copanies like Samsung, Purplle, Loylty Rewardz
-Get mentored by the best in the industry
-Flexible working hours
-Perks best in the industry
Javascript
Python
Ruby on Rails (ROR)
NodeJS (Node.js)
PHPLaravelLooking for Experience PHP-Wordpress Developers.
Company Name: Reddensoft Infotech Pvt Ltd
Well versed with theme Creation from scratch and Plugin development in Wordpress.
Proficient with Woocommerce , Laravel will be an added advantage.
Experience in Payment Gateway have implementation. Working experience of Shopify .
Good knowledge on PHP, MYSQL, Javascript.
Wordpress plugin development
-Wordpress theme development
- PHP, MySQL, HTML, CSS, JavaScript & jQuery
- Object-oriented programming
- Git version control system
- Understanding of WordPress Coding Standards
Must have experience in WordPress (min. 2yrs) required.
· Candidates capable of seamlessly communicating in English with supervisor or clients.
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