11+ PSTN Jobs in India

About Us 

Rezo.ai is an AI-Powered Contact Centre that enables enterprises to enhance customer experience and boost revenue by automating and analyzing customer agent interactions across multiple channels including voice, email, chat/WhatsApp, and social, at the required scale, whilst training agents with minimal costs 

How do we do it 

Rezo’s AI-Powered contact center leverages ground-breaking technologies in AI, ML, ASR, NLP, RPA, and predictive intelligence to transform customer experience and reduce costs by automating, and analyzing social media, whilst coaching them. 

Job Description

• Preference would be given to having experience in IVR and Call Center application development.
• Hands-on experience in Kamailio SIP Server
• Hands-on experience in WEBRTC
• Asterisk integration with PSTN is preferred.
• Asterisk integration with Database (MySQL and MSSQL) with knowledge of queries and stored procedures.
• Scripting with Shell, Perl.
• Experience in installing Hosted VoIP
• 
  Nice to have
• Good knowledge of SIP and IAX.
• MySQL and Telephony Domain.
• Ability to test and troubleshoot Asterisk applications/issues
• Knowledge of C programming in Asterisk

Qualifications

Candidate Profile
The candidate must have:

• 2 - 4 years of experience working on the Asterisk platform.
• Strong Knowledge of PBX, SIP, and RTP protocols.
• Strong knowledge of multi-asterisk server architecture
• Sound knowledge of Asterisk Dial-plan, Asterisk Gateway Interface and Asterisk Manager Interface.
• Worked on Queue, IVR and Voicemail-related applications.
• Expert in Asterisk installation, configuration and troubleshooting.
• Expert knowledge of installing and configuring Asterisk with PSTN card.
• R & D skills in Asterisk.
• Experienced with Linux (LAMP) servers (Centos, Apache, MySQL, PHP)

Proficient in React, JavaScript (ES6+), and TypeScript. ● Expertise in state management libraries (Redux, Zustand, etc.). ● Hands-on experience with react-navigation and deep linking. ● Solid understanding of Expo (both managed and bare workflows). ● Knowledge of native development (Swift/Objective-C for iOS, Java/Kotlin for Android). ● Experience with custom native module bridging and native UI integration. ● Strong debugging skills using tools like Flipper and Chrome DevTools. ● Familiarity with Jest, React Native Testing Library. ● Experience with REST APIs, GraphQL, and real-time data (WebSockets). ● Ability to manage OTA updates with EAS Update and configure EAS Build. ● Experience in app publishing and release lifecycle on both Play Store and App Store. ● Knowledge of secure storage, token handling, and app-level security practices.

Strong DevOps /Cloud Engineer Profiles

Mandatory (Experience 1) – Must have 3+ years of experience as a DevOps / Cloud Engineer

Mandatory (Experience 2) – Must have strong expertise in cloud platforms – AWS / Azure / GCP (any one or more)

Mandatory (Experience 3) – Must have strong hands-on experience in Linux administration and system management

Mandatory (Experience 4) – Must have hands-on experience with containerization and orchestration tools such as Docker and Kubernetes

Mandatory (Experience 5) – Must have experience in building and optimizing CI/CD pipelines using tools like GitHub Actions, GitLab CI, or Jenkins

Mandatory (Experience 6) – Must have hands-on experience with Infrastructure-as-Code tools such as Terraform, Ansible, or CloudFormation

Mandatory (Experience 7) – Must be proficient in scripting languages such as Python or Bash for automation

Mandatory (Experience 8) – Must have experience with monitoring and alerting tools like Prometheus, Grafana, ELK, or CloudWatch

Mandatory (Company) – Top tier Product-based company (B2B Enterprise SaaS preferred)

Responsibilities:

Production & Execution

• Create production-ready artwork for packaging, editorial, advertising, and other creative

materials.

• Execute design briefs with precision and attention to detail, ensuring all specifications are

met.

• Manage and maintain artwork files, adhering to studio standards and best practices.

• Perform image manipulation, retouching, and color correction as needed.

• Prepare files for various print and digital outputs, including brochures, packaging, and

digital advertisements.

Collaboration & Communication

• Work closely with the Creative Directors, Creative Heads, and design team to ensure

seamless project execution.

• Collaborate with the Client Services (CS) team to address client feedback and implement

revisions.

• Participate in creative briefings and provide valuable input on design solutions.

• Effectively communicate design concepts and technical specifications to team members

and clients.

Technical Expertise

• Utilize Adobe Creative Suite (Illustrator, Photoshop, InDesign, After Effects, Premiere Pro,

Final Cut Pro) proficiently.

• Demonstrate strong understanding of print production processes and requirements.

• Possess skills in video editing and motion graphics (After Effects, Premiere Pro, Final Cut

Pro) would be an added advantage.

• Familiarity with Midjourney and other AI image generation tools.

Quality Control & Time Management

• Ensure all artwork meets the highest standards of quality and accuracy.

• Manage multiple projects simultaneously, prioritizing tasks and meeting deadlines.

• Provide feedback on artwork and ensure consistency across all deliverables.

• Maintain organized digital files.

Required Skills & Experience

• 4+ years of experience in an agency or studio environment, with a focus on production and

execution.

• Proven expertise in Adobe Creative Suite (Illustrator, Photoshop, InDesign, After Effects).

• Strong understanding of print production, packaging design, and editorial design.

• Excellent typography and layout skills.

• Proficiency in image manipulation and retouching.

• Experience with video editing and motion graphics (After Effects, Premiere Pro, Final Cut

Pro) would be an added advantage.

• Strong conceptual thinking and problem-solving abilities.

• Excellent communication and collaboration skills.

• Exceptional attention to detail and a commitment to quality.

• Portfolio showcasing production-ready artwork and design projects.

• Understanding of visual elements (layout, type, font & visual identity) and attention to

detail.

• Excellent teamwork, time management, and multitasking abilities.

Preferred Experience

• Experience working with e-commerce, SaaS, and creative web design projects.

• Background in brand identity and brand manual creation.

• Experience with AI image generation tools.

Job Description:

• Experience in Core Java, Spring Boot.

• Experience in microservices.

• Extensive experience in developing enterprise-scale systems for global organization. Should possess good architectural knowledge and be aware of enterprise application design patterns.

• Should be able to analyze, design, develop and test complex, low-latency client-facing applications.

• Good development experience with RDBMS in SQL Server, Postgres, Oracle or DB2

• Good knowledge of multi-threading

• Basic working knowledge of Unix/Linux

• Excellent problem solving and coding skills in Java

• Strong interpersonal, communication and analytical skills.

• Should be able to express their design ideas and thoughts. 

 1.Experience in proper MERN Stack

 2.In depth knowledge of Node JS, Angular JS, MongoDB 

 3.Experience in implementing applications using AngularJS.

 4.Experience in creating front end applications using HTML 5, Angular JS, LESS/SASS 

 5.Javascript experience both on client as well as on server side

 6.Experience with MVC and MVVM design patterns

 7.Good experience with multiple third party API's integration

 8.Experience in MongoDB scaling and optimization

 9.Experience with cloud technologies AWS Lambda & EC2 setup

 10.Experience in creating RESTful based web services in JSON & XML

 11.PLUS to have additional experience in Angular 2+/

 12.Added experience in MySQL optimisation would be a great plus 

 13.Good communication, analytical and logical skills to understand and work with any kind of project requirements independently

Ultra Commerce is a software and hosting company. It is based in Australia with additional offices in US, UK, New Zealand & India. Ultra Commerce provides managed- hosting services for commerce applications with its cloud platform & offers its own digital commerce platform. It serves B2B & B2C both.

Role & Responsibility-

5 years’ experience in web development with a server-side language such as PHP(framework such as Laravel, Zend, CodeIgniter)

Experience in Python.

- Experience in JavaScript frameworks (especially React)
- Experience in web services, Rest API, JSON, SOAP, Linux/Unix.
- Advanced knowledge in MVC architecture and object-oriented programming
- Proven track record of delivering high-quality customer facing software solutions on time and within deadlines.
- Solid understanding of web application security
- Professional experience of version control (Git)
- Ability to estimate, design and implement development tasks in the form of writing and editing code, as well as writing and executing database queries and applying configuration changes.
- Great communication, critical thinking, problem solving, and time-management skills.
- Ability to create development tasks based on analysis of client business rules, desired functionality, and functional specs
- Mentor developers by answering questions on ongoing project related tasks.

Job Location- Gurgaon sector 39 Unitech Cyber Park

5 Days working- Work from office

http://www.ultracommerce.co">www.ultracommerce.co

• gathering and analyzing user/business system requirements, Participate in design meetings and consult with clients to refine, test and debug programs to meet business.
• Develop, test and implement new software programs
• Identifying areas for modification in existing programs and subsequently developing these modifications
• Clearly and regularly communicate with management and technical support colleagues
• Design and Applications, Web Sites, Data Communication Processes and User Interfaces
• Writing and implementing efficient code
• Determining operational practicality
• Test, maintain and recommend software improvements to ensure strong functionality and optimization
• Working closely with other developers, UX designers, business and systems analysts
• Analyze user requirements , Make good technical decisions that provide solutions to business challenges
• achieve resolution to outstanding problems or issues
• Communicate effectively and professionally in all forms of communication with internal and external customers
• Possess strong problem solving and decision making skills while using good judgment

Roles and Responsibilities

• Have profound interest in Java technologies.
• Must have accomplished academic projects using Java.
• Understanding of OOD patterns.
• Excellent communication skills written and oral.
• Git or SVN experience/knowledge.
• Proficient in Core Java, JSP, JavaScript, JDBC.
• Knowledge in Frontend technologies ( e.g. Angular, HTML, CSS, Java Script, JSP and JQuery)
• Knowledge in java frameworks - Spring/Spring MVC.
• Knowledge with working with databases MYSQL/SQL.
• Solid understanding of object-oriented principles and programming.
• Familiar with various design and architectural patterns.

Desired Candidate Profile

• Sound knowledge of OOPS concept
• Ability to practice good coding standards in order to enable reusability of code.
• Problem solving & Resilience.
• Timely & Error free Delivery
• Ability to perform R & D with code in order to increase product performance.
• Keen to learn new technologies.
• Self-Motivated Individual.

What We offer:

1. Freedom of Work

• 5 days week
• Flexible Timing.
• No Bond System in any form (Training Agreement, No Blank Cheque Deposit).
• Work from home after Domain and Product Training.

2. Work life Balance

As per the experience of more than 2 decades management of Uffizio always believes that work of software development is creative and requires many efforts hence no developer shall work more than 8 hours a day. So, we prefer 8 hours / day working standard is the normal scenario for software developers.

3.We are open to new ideas

• You can bring new ideas / technologies without any hesitations to the management.
• Once feasibility testing of idea is found okay then company is ready to work on your idea.

4.You will be adding new feather to your crown by getting experience of high-end German Analytics systems development while working with us.

5.WorkShops and Training Activities

6.Compensation

• We don't follow bell curve system.
• We judge people on their capabilities rather than their experience in number of years.
• We offer compensation to our employees based on the values they bring to our organization not based on their tenure.
• We have fair increment system bring values on table and claim your desired increment.