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About the job
As a Senior SIP Engineer, you must take complete ownership of supporting all VoIP infrastructure, debugging issues related to specific servers or software, or remote clients such as SIP devices (both virtual such as soft-phone or WebRTC client, and physical such as a desk phone or an on-premise PBX), and providing fixes.
- Support customers during EST timezone during critical releases or emergency incidents 5+ yrs of supporting global VoIP services and/or applications on cloud-based servers.
- Expertise in SIP call flow analysis and debugging Expertise in setup and maintaining SIP-based monitoring, debugging, and alerting services
- Experience scripting call flow, dialplan, and custom routing with FreeSwitch using LUA and XML
- Experience in debugging Kamailio and Freeswitch-based applications is a must Good problem-solving and analytical skills Excellent written and verbal communication
- Experience working with open-source projects
- Exposure to SIP Carrier Integration
- Advanced Experience with cloud media infrastructure (load balancers, gateways, SBCs, STUN, TURN)
- Advanced Knowledge of all modern VoIP protocols/platforms including (SIP, RTP stack & SDP, RTCP, TCP, UDP, SIP, HTTPS, SSL/TLS)
NodeJS (Node.js)
PHP
Javascript
React.jsString core PHP Hands-on experience.
Strong Expertise in CodeIgniter Framework.
Good Knowledge of PHP, MySQL, jQuery, Javascript, HTML5, CSS3, JSON
Sound knowledge of database designing and application architecture planning.
Good debugging skills.
A good understanding of asynchronous request handling, partial page updates, and AJAX will be preferred.
Basic UI Designing using Bootstrap and Jquery.
Node Js
Knowledge of Node.js and frameworks available for it, such as Express JS, Strong Loop, etc
Understanding the nature of asynchronous programming and Promises and its quirks and workarounds
Good understanding of server-side templating languages (such as Jade, EJS, etc depending on your technology stack)
Basic understanding of front-end technologies, such as HTML5, CSS3, and Bootstrap
Understanding accessibility and security compliance
User authentication and authorization between multiple systems(Internal or Third-party), servers, and environments
Integration of multiple data sources and databases into one system
Understanding fundamental design principles behind a scalable application
Proficient in code versioning tools, such as Git or TFS
Freeswitch, MYSQL
Good to have knowledge
Redis, Ubuntu, OpenSips, WebRTC
Kubernetes
Docker
Amazon Web Services (AWS)Job Brief
The role is to coordinate strategies for defining, deploying, and designing a next-generation, cloud-based unified communications platform. This includes managing all engineering projects for VoIP initiatives, planning technology roadmaps, and configuring and optimizing all products and services, both internally and those integrated with Internet-based services.
Responsibilities:
- Provide ongoing support of the Stage Prod environments that are placed in public clouds;
- Improvement Observability of the Product and Infrastructure it placed in;
- Support integrations with other Products and collaborate with Teams owning them;
- Write high-quality documentation;
- Improve deployment process: CI/CD pipelines, automations and so on and so forth.
Requirements:
Technical Experience:
- Confident Linux administrator and common experience as administrator of services used by customers (internal or external);
- Monitoring Systems and Observability Tools: Prometheus Grafana; ELK;
- CI/CD experience: Git GitLab, Bazel or Jenkins;
- DevOps SRE practices understanding, including common toolset, approaches, deployment strategies et cetera;
- IaaC: HashiCorp Terraform, CloudFormation;
- Public Clouds -Networking, Containers. DNS, other common public clouds services: computing, storages, billing, user management and roles control (AWS);
- Docker Kubernetes: near to CKA level;
- Networks: TCP/IP, NAT/PAT, HTTP(s), DNS;
- Basic experience with databases administration (MySQL or PostgreSQL);
- Automations: Python in Linux Administration;
- Understanding of Change Incident management processes
VOIP Developer
- Knowledge on PSTN lines
- Good understanding of TCP/IP protocol stack and practical knowledge of LAN / WAN
- Good knowledge of value-added features such as Voicemail, ACD, IVRS, CTI, etc
- Familiarity with SIP / SDP protocol / Softphones
- Familiarity with OpenSIPS, Kamalio
- Familiarity with Freeswitch
- Familiarity with MySQL
- Knowledge of Linux / server administration
- Familiarity with C language
- Firewall, Security
- Knowledge of WebRTC
- Standard features of Enterprise Communication Servers (PBXs)
- Problem Troubleshooting and debugging techniques (both Hardware and Software)
Headquartered in Ahmedabad, Appitsimple is better known for its innovative "Digital Products" - SoftwareSuggest and CallHippo. It is an IT company that has been revolutionizing & simplifying the way organizations do business since Jan 2014.
We are a growing team of 180+ professional experts coming from diverse backgrounds who have keen expertise in dealing with Digital Products. A flexible work environment, a high level of empowerment, involvement in the company's business decisions, leadership development through mentoring, skills development initiatives are the big takeaways at Appitsimple Infotek.
URL: https://appitsimple.com/about" target="_blank">https://appitsimple.com/about
Job description
- Candidate should be familiar and comfortable with Freeswitch.
- SIP Development experience.
- Must be aware of Sip and webrtc integration.
- VOIP software development.
- Good Knowledge in PBX, SIP, RTP protocols.
- Worked on Queue, IVR and Voicemail related applications.
- Expert in Freeswitch installation, configuration and troubleshooting.
Regards,
Devshree Vaishnav
About Role: You are required to develop & integrate Games.
working on mobile clients for integration of voice and video features
Knowledge of structured development environment with strong logic and OOP fundamentals.
Proficiency with JavaScript and ability to self-learn and work on newer game engines
Knowledge of programming gameplay for multiplayer games.
Candidate should be able to handle end to end delivery of the product.
Candidate should be passionate about gaming.
Candidate must have a positive and problem-solving attitude.
3D projects and knowledge of Mechanism is a must.
Required Skills
- Strong programming in any of these: Unity/C#/C++ / Java
- Experience in Webrtc & Freeswitch project is a must
- Experience supporting all stages of the development lifecycle
- Ability to work in cross platform environments (Android, iOS and Windows)
- Works well both in a team and independently
- Actively seeks to improve skills
About us:
Octro is one of the biggest and fastest growing mobile gaming companies in India founded by Mr. Saurabh Agarwal, a Stanford Alumnus, in 2007.
At Octro Inc, we reimagine games that have been played for generations on mobile platforms. We are a technology organization at heart and take pride in the platforms we create.
We are a venture backed startup with a successful track record of developing and launching innovative and creative mobile / social games targeting Indian players.
Octro was funded by Sequoia in 2014 and has more than 20+ successfully running games including top grossing casino games like Indian Rummy, Teen Patti etc. Octro has more than 80 million + download and 10 million + active users every week. It has offices in Noida and Chandigarh.
A game brand that has captivated and continues to engage millions of players (2 Million + daily active users). The technology platform we have created enables awesome gaming experience for users. Our games scale to massive numbers of online users with great performance.
Our games can be played with your friends and compete with virtual currency.
Our games are amongst the ten top apps earning the most revenues on both Android and Apple's iOS store in India.
Go Programming (Golang)
Python
PostgreSQL
Redis
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