11+ PSTN Jobs in Delhi, NCR and Gurgaon | PSTN Job openings in Delhi, NCR and Gurgaon

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)

HR Recruiter

Location: Noida / Central Delhi/ South Delhi (On-site)

Role & Responsibilities

• Agency & Vendor Management: Build and maintain relationships with recruitment

agencies and hiring partners.

• Candidate Sourcing: Create a strong talent pipeline through agencies, internal

databases, referrals, and other sourcing channels.

• Screening & Shortlisting: Review applications, conduct initial screening, and present top

candidates to Business Managers for interviews.

• Hiring Targets: Meet recruitment goals by leveraging multiple hiring channels, ensuring a

seamless hiring experience.

Qualifications

• Education: Graduate in any discipline.
• Experience: Minimum 2 years of recruitment experience, preferably in a recruitment

firm or fast-growing organization.

Required Skills

Strong experience in end-to-end recruitment (sourcing, screening, and onboarding).

Ability to manage multiple stakeholders and work in a fast-paced environment.Excellent communication and negotiation skills.

Proficiency in using recruitment databases.

Only female candidates, Naukari portal experience is Mandatory

Age: upto 28 yrs

Locations: Noida, Okhla and Green Park

Hiring for Laravel Developer

Exp : 5+ yrs

Work Mode: Hybrid (3 days onsite)

Shift Timing: 2:00 PM – 11:00 PM (Drop cab provided)

Notice Period: Immediate joiners preferred

Skills :

• 5+ years of experience with Laravel and PHP.

• Strong knowledge of Eloquent ORM, Blade, middleware, queues, and APIs.

• Hands-on experience with Statamic CMS.

• Experience with Laravel Forge, GitHub workflows, and CI/CD.

• Good understanding of MySQL/PostgreSQL, Redis/Memcached, and Composer.

• Familiarity with HTML, CSS, JavaScript, Tailwind CSS, and Alpine.js.

Telecalling Job Description

Job Title: Telecaller / Telecalling Executive

Job Summary:

A Telecaller is responsible for handling outbound and inbound calls to customers. The role includes explaining products or services, generating leads, resolving customer queries, and maintaining positive relationships with clients.

🔑 Key Responsibilities

• Make outbound calls to potential or existing customers
• Handle inbound calls and respond to customer inquiries
• Explain products/services clearly and persuade customers
• Generate sales leads or close sales (depending on role)
• Maintain records of calls and customer details
• Follow up with customers for feedback or future sales
• Achieve daily/weekly/monthly targets
• Resolve customer complaints or escalate when necessary

🎯 Required Skills

• Good communication and interpersonal skills
• Fluent in required languages (e.g., English, Hindi, etc.)
• Persuasive and convincing ability
• Basic computer knowledge (CRM tools, MS Excel, etc.)
• Patience and active listening skills
• Ability to handle rejection and pressure

🎓 Qualifications

• Minimum: High school diploma or equivalent
• Preferred: Graduate in any field
• Prior experience in sales/customer service is an advantage

⏰ Working Conditions

• Office or call center environment
• May involve shift work (including night shifts for international processes)
• Performance-based targets and incentives

💼 Types of Telecalling Roles

• Sales Telecaller
• Customer Support Executive
• Lead Generation Executive
• Collection/Recovery Caller 

• 2.5+ year of experience in Development in JAVA technology.
• Strong Java Basics
• SpringBoot or Spring MVC
• Hands on experience on Relationl Databases (SQL query or Hibernate) + Mongo (JSON parsing)
• Proficient in REST API development
• Messaging Queue (RabitMQ or Kafka)
• Microservices
• Any Caching Mechanism
• Good at problem solving

Good to Have Skills:

• 2+ years of experience in using Java/J2EE tech stacks
• Good understanding of data structures and algorithms.
• Excellent analytical and problem solving skills.
• Ability to work in a fast paced internet start-up environment.
• Experience in technical mentorship/coaching is highly desirable.
• Understanding of AI/ML algorithms is a plus.

Candidate will work in Sales Department too for generating business of Company by selling Digital Marketing Packages.

Candidate will be working on backend operations on the client's accounts at Amazon, Flipkart and Meesho. 

Candidate should have knowledge of Excel Formulas.

Candidate should be an easy learner and needs to be clever enough to understand the backend process easily.  

Candidate should be able to write and understand English.

Candidate should be smart enough to grab the training which will be provided here by our Organization.

Candidate should be open to learning whenever the need arises.

Candidate should be soft spoken while speaking to clients.

• Interpreting creative briefs to develop and produce creative concepts through execution on assigned brands
• Researching and understanding the target audiences, through online searches, reviews of existing research, interviews with subject matter experts and in-person meetings
• Writing original copy and editing content for a range of corporate marketing and communications materials
• Revising copy based on feedback/ direction
• Maintaining up-to-date knowledge of communication and industry trends
• Staying updated on appropriate style guidelines and brand voice for consistency in messaging

Desired Candidate Profile

• Bachelor’s degree in journalism, English, communications or related discipline
• Minimum 2-5 years professional copywriting experience with solid portfolio of work
• Exceptional writing and research skill
• Ability to work independently and with a team to meet deadlines
• Excellent organizational skill and multitasking ability
• Social media or content marketing experience a plus
• Proofreading experience and familiarity with standard style guides a plus
• Experience working with content management systems, WordPress, etc.
• A keen eye for detail and appreciation of great design    

• Exp- 3+ yrs
• Must be very good in Java- 2.5+ yrs
• At least 1 yr of working experience in any one DB of Neo4j, Cassandra, Elastic Search
• Should have good devops working knowledge - Knowledge of AWS, Ansibleetc is a necessity
• Experience in TDD/BDD is required
• Minimum 1 yr working experience in Samza& Kafka.
• Knowledge of Azure is added advantage
• Understanding of AKKA and Play framework