Senior Software Engineer - Voice Signaling & Cloud Services at Skylo Technologies

Bengaluru, Karnataka, India

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Not SpecifiedCompensation

Senior (5 to 8 years)Experience Level

Full TimeJob Type

UnknownVisa

Telecommunications, Satellite Communications, IoTIndustries

Requirements

8+ years of experience in software development using OOP and microservices
Bachelor’s or Master’s degree in Computer Science, Engineering, or related field
Expertise in CSFB, I1, SIP signaling, and 3GPP IMS standards for telephony services
Skilled in building SIP-based solutions using SIP stacks for proxy clients and B2B servers
Hands-on experience with VoIMS and SIP/IMS network implementation
Proficient in tools like SIPP and FreeSwitch for test environments
Programming expertise in C/C++, Go, or Java

Responsibilities

Lead the design and development of Voice Services over NB-IoT
Build and optimize Voice Gateway signaling components and media session setup
Implement CSFB-SS7 (I1 protocol) for integration with NTN carriers and 3GPP IMS Core
Develop scalable Voice Gateway Server with CSFB-I1 and SIP/SDP interworking functions
Integrate third-party SIP/SDP protocol stacks for seamless operation
Focus on optimizing voice services for low-bandwidth networks
Support thousands of SIP sessions with interworking to MNO SBC and IMS networks
Define and execute test cases, automation, and code coverage with QA teams
Oversee build and deployment processes using Jira, Jenkins, GCR/GKE
Ensure security best practices in development and deployment
Collaborate with platform engineering and cross-functional teams for streamlined development
Establish disciplined processes for timely, high-quality software delivery with robust testing

Skills

Key technologies and capabilities for this role

NB-IoTVoice GatewayCSFB-SS7I1 ProtocolSIPSDP3GPP IMS CoreSIP/SDP InterworkingVoice SignalingMedia Session Setup

Questions & Answers

Common questions about this position

What is the work location or arrangement for this role?

The position is hybrid, requiring onsite presence 3 days a week in Bangalore, India.

What is the salary for this Senior Software Engineer position?

This information is not specified in the job description.

What skills and experience are required for this role?

Candidates need 8+ years in software development using OOP and microservices, expertise in CSFB, I1, SIP signaling, and 3GPP IMS standards, and hands-on experience with VoIMS, SIP/IMS networks, plus proficiency in tools like SIPP and FreeSwitch.

What is the team environment like at Skylo Technologies?

You will join a dynamic software development team in Bangalore, collaborating with platform engineering and cross-functional teams to deliver high-quality software.

What makes a strong candidate for this Senior Software Engineer role?

A strong candidate combines 8+ years of experience in OOP and microservices with deep expertise in CSFB, I1, SIP signaling, 3GPP IMS, VoIMS, and SIP stacks, plus a passion for architecting best-in-class Voice Gateway solutions.

Skylo Technologies

Satellite-based connectivity for remote communication

About Skylo Technologies

Skylo Technologies provides satellite-based connectivity solutions that enhance communication for existing devices in remote locations. By partnering with established satellite providers, Skylo extends coverage without the need to build its own satellites, allowing for a more cost-effective service. This is particularly beneficial for industries like energy, logistics, and healthcare, where operations often occur in isolated areas. Skylo's services include two-way GPS and messaging, which are crucial for monitoring the electrical grid, ensuring the safety of remote workers, and facilitating critical deliveries such as vaccines. The company charges customers based on coverage needs, number of connected devices, and data usage, aiming to provide affordable communication solutions for businesses and individuals.

Mountain View, CaliforniaHeadquarters

2017Year Founded

$148.8MTotal Funding

LATE_VCCompany Stage

Energy, Social Impact, HealthcareIndustries

51-200Employees