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)

Job Title : Python Developer - Web3 (Mandatory) & Trading Bot Creation (Optional)

Experience : 2+ Years

Location : Noida (On-site)

Working Days : 6 Days WFO (Monday to Friday - WFO & Saturday - WFH)

Job Type : Full-time

Mandatory Skills : Python, Web3 (web3.py/ethers), smart contract interaction, real-time APIs/WebSockets, Git/Docker, security handling.

Responsibilities :

• Build and optimize Web3-based applications & integrations using Python.
• Interact with smart contracts and manage on-chain/off-chain data flows.
• Ensure secure key management, scalability, and performance.
• (Optional) Develop and enhance automated trading bots & strategies.

Required Skills :

• Strong experience in Python development.
• Proficiency in Web3 (web3.py/ethers) and smart contract interaction.
• Hands-on with real-time APIs, WebSockets, Git/Docker.
• Knowledge of security handling & key management.
• (Optional) Trading bot development, CEX/DEX APIs, backtesting (pandas/numpy).

Responsibilities and Duties

• Good understanding of front-end technologies, including HTML5, CSS3, JavaScript, jQuery.

• Experience designing and developing responsive design websites.

• Ability to understand CSS changes and their ramifications to ensure consistent style across platforms and browsers.

• Ability to convert comprehensive layouts and wireframes into working HTML pages.

• Strong understanding of PHP back-end development

Key Skills

Wordpress, WooCommerce. Elementor, PSD/Figma/Xd to HTML, Bootstrap

Job description :

All Time Design is looking for Business Development Manager. The ideal candidate will have a track record of new business pipeline generation over the phone within an Enterprise capacity and the ability to close opportunities directly.

Job responsibilities :

• Growing revenue via prospecting, qualifying, selling and closing client accounts
• Meeting Quarterly & Annual Revenue Targets
• Managing perspective client relationships through all phases of the sales cycle
• Providing a consultative solutions sales process to prospects
• Conducting one-on-one and group sales presentations
• Calling to establish new opportunities
• Tracking customer information, forecasts and reports
• Developing and maintaining prospect and customer list based on strategic marketing data and other sources for sales leads

Requirements:

• Must have experience in SaaS/ Tech/ IT company.
• 2+ years of sales experience focused on growing existing business or new business
• Large account management or project management experience
• Proven track record for closing large and mid-size companies
• Ability to adapt, overcome objections, and learn complex solutions
• Strong time management skills
• Create new business opportunities through in-depth conversations and relationship building
• Proven track record of growing business from an established client base
• Strong time management skills
• Consistent and documented track record for achieving monthly/quarterly/annual target metrics
• Strong oral and written communication skills are a must
• Ability to work in a fast paced, team environment with revenue deadlines
• Working knowledge of computer applications such as Microsoft Office
• Must have knowledge about CRM

Job Location: Anna Nagar, Chennai. Beside VR Mall.

Job Types: Full-time, Permanent

Supplemental Pay:

• Commission pay

Shift:

• Rotational shift

Work Location: In person

Flutter JD:

Key Responsibilities:

Collaborate with project managers and designers to understand project requirements and translate them into technical specifications.

Develop, test, and maintain Flutter-based mobile applications that are responsive, performant, and reliable.

Write clean, maintainable, and well-documented code.

Troubleshoot and debug application issues, ensuring smooth and efficient performance.

Continuously research and stay up-to-date with the latest trends and best practices in mobile application development.

Collaborate with cross-functional teams to define and implement new features and improvements.

Participate in code reviews and provide constructive feedback to peers.

Ensure the security and data privacy of the applications you develop.

Requirements:

Proven experience as a mobile app developer, with a strong portfolio of Flutter-based applications.

Proficiency in the Dart programming language.

Experience with the Flutter framework and its ecosystem, including state management and third-party libraries.

Knowledge of mobile app architecture patterns (e.g., MVC, MVVM, Redux).

Familiarity with RESTful APIs and integration of third-party services.

Strong problem-solving and debugging skills.

Excellent communication and collaboration skills.

Ability to work both independently and as part of a team.

Knowledge of version control systems (e.g., Git) is a plus.

Key Responsibilities/Duties:

· Develops and enhances software applications through coding and testing.

· Writing well designed, testable, efficient code

· Involves in code reviews and training.

· Contributing in all phases of the development lifecycle

· Delivers highest quality software by creating unit test plans and testing code thoroughly.

· Adept with the tools, applications, and processes used for software development.

· Implements solutions as designed in technical documentation specification and coding standards.

· Creates project documentations and coordinates technical issues.

· Knows the business rules and concepts, software specifications and designs provided by the technical lead and apply them in completing the assigned task.

Qualification: Bachelors or Master’s degree in Computer Science or Engineering.

We are looking for a resource with 2-4 years of experience in Full stack with Python and Vue.js with ML/AI skills. As a developer, you’ll gain valuable management experience delegating responsibilities to the rest of your team and reviewing the work of junior developers.

Requirement:

• Bachelor’s Degree in Computer Science (good to have).
• 2+ years’ experience in web and software development
• Ability to work independently and multi-task effectively
• Demonstrated understanding of projects from the perspective of both client and business(preferably from cybersecurity domain).

Technical Skills required:

• Node Js,
• Vue.JS
• ML/AI
• Python
• Agile Development

Roles & Responsibilities:

• Develops software solutions by studying information needs, conferring with users, studying systems flow, data usage, and work processes; investigating problem areas; and following the software development lifecycle.
• Documents and demonstrates solutions by developing documentation, flowcharts, layouts, diagrams, charts, code comments, and clear code.
• Prepares and installs solutions by determining and designing system specifications, standards, and programming.
• Improves operations by conducting systems analysis and recommending changes in policies and procedures.
• Meeting deadlines.
• Accomplishes engineering and organization mission by completing related results as needed.
• Troubleshoot, debug and upgrade existing software

Job Type: Full-time

Salary: OPEN

Benefits:

• Flexible schedule
• Paid sick time

This is a fast filling role.

• 5+ years experience in automation development in OO language
• Experience with CI/CD tools like Jenkins, Shippable, TravisCI or similar
• Develop and implement tools for automated testing (Linux Shell, Java/Groovy, Docker, Kubernetes)
• Take essential part in the development cycles, in order to deliver high quality products
• Closely interact with developers and support, regarding customer issues
• Investigate software issues as a result of testing

C++ Developer 

Permanent, Full time 

Summary: 

Our firm, SynOption is into trading technology, headquartered in Singapore and development office in Noida as of now. We are involved in building an FX and derivative trading system, spanning reference data, pricing, order execution, post-trade systems, and market analytics. In 2021, we would be opening offices in the UK and US and branch in Mumbai, India 

What we expect: Very good C++ Developer who have experience in design, development, debugging of multi-threaded large scale application with good understanding in data structures on Linux packaging, functional testing and deployment automation very good with problem solving 
 

1. Key responsibilities : 

1. Understand fundamental design principles and best practices for developing backend servers and web applications 

1. Gather requirements, scope functionality, estimate and translate those requirements into solutions 

1. Implement and integrate software features as per requirements 

1. Deliver across the entire app life cycle 

1. Work in a product creation project and/or technology project with implementation or integration responsibilities 

1. Improve an existing code base, if required, and ability to read source code to understand data flow and origin 

1. Design effective data storage for the task at hand and know how to optimize query performance along the way 

1. Follow an agile methodology of development and delivery 

1. Strictly adhere to coding standards and internal practices; must be able to conduct review code 

1. Mentor and possibly lead junior developers 

1. Contribute towards innovation 

1. Performance optimization of apps 

1. Explain technologies and solutions to technical and non-technical stakeholders 

1. Diagnose bugs and other issues in products 

1. Continuously discover, evaluate, and implement new technologies to maximize development efficiency 
    

1. Must have / Good to have: 

1. 6+ years experience with C++ development 

1. Design and implementation of high-availability, and performant applications on Unix environment 

1. Advanced knowledge of C/C++, Object Oriented Design, STL 

1. Good with multithreading and data structures 

1. Develop back-end components to improve responsiveness and overall performance 

1. Familiarity with database design, integration with applications and python packaging. 

1. Familiarity with front-end technologies (like JavaScript and HTML5), REST API, security considerations 

1. Familiarity with functional testing and deployment automation frameworks 

1. Experience in development for 3-4 production ready application using C++ as programming language 

1. Experience in writing unit test cases including positive and negative test cases 

1. Experience of CI/CD pipeline code deployment (Git, SVN, Jenkins or Teamcity) 

1. Experience with Agile and DevOps methodology 

1. Very good problem-solving skills 

1. Experience with Web technologies is a plus 
    

Do you want to work in a flexible fast-growing cyber security start up based out of Mumbai? Are you hungry for sales and want to join a vibrant and high-energy cyber security start up?

Assertion is a B2B cloud-based cyber security software company. We secure collaboration applications like Teams, Zoom, etc. – protecting customers from Data leaks, Breaches, Toll frauds and Security holes.

Roles and Responsibilities:

1. You will be a subject matter expert on our products and be responsible in enabling our partner associates to deliver services built around our products.
2. You will work closely with our R&D team and be a customer advocate by evaluating the product for market acceptance and providing your inputs.
3. Your responsibilities will include demonstrating our products, training the partner associates on how to use our products and help them build a services practice.
4. Organizing, Training, planning & delivering compelling proof of our Security Product demonstrations and its Remediation services to our partners in the US and UK markets.
5. Assist the Sales team for meeting their targets by robust Training and hand holding them through the Channel.
6. To be a customer advocate in ensuring that the Channel is equipped completely in meeting our Sales Targets.

Mandatory skills:

• Superb written and spoken English communication skills.
• You need to be a subject matter (domain) expert on Collaboration products like SBCs, Avaya, Cisco and Microsoft products.
• Prior experience as a pre-sales engineer with Avaya, Cisco, Audiocodes, Oracle (ACME), Ribbon or one of its partners.
• To ask the right questions, time bound and attention to detail.
• Skilled at Power point and other Training modules.

Good to have: 

• Cyber security domain knowledge. 
• Needs to be a keen listener and empathetic to the concerns of the Channel Team.