Full-Time
Senior Software Engineer
Updated on 9/3/2026
Calix
1,001-5,000 employees
Cloud platforms and services for CSPs
No salary listed
Bengaluru, Karnataka, India
Hybrid
Work from the Bangalore office for 20 days per quarter.
Bachelor's, Master's
 Software Engineering (1) |
|---|
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- A bachelor's or master's degree in electrical engineering, computer science, or an equivalent qualification.
- Over 5 years of experience in embedded system software development.
- Strong programming skills in C and C++.
- Strong understanding of Wi-Fi technologies including 802.11a/b/g/n/ac/ax/be.
- Extensive experience with WPA supplicant, Hostapd, and the Radius protocol.
- Extensive experience with IP networking and good knowledge of TCP/IP.
- Excellent analytical and troubleshooting skills focused on innovation.
- Excellent written and verbal communication skills.
- Ability to work on multiple tasks concurrently.
- Ability to work independently and as part of a team.
- Design and implement Wi-Fi software features and unit tests related to PRPL.
- Develop and integrate mesh networking features on prplMesh/Easymesh with prplOS and on RDK-B/OpenWRT-based platforms.
- Develop proof of concepts for new technologies.
- Research new Wi-Fi technologies.
- Debug and resolve field issues involving client connectivity, roaming, stability, and interoperability in collaboration with silicon vendors.
- In-depth understanding of the 802.11 protocol suite and WLAN technology.
- Experience with Qualcomm, Broadcom, or MaxLinear platforms.
- Experience with Wi-Fi 6 and Wi-Fi 7, including MLO and 802.11be features.
- Hands-on experience with prplMesh/Easymesh, IEEE 1905.1, and 802.11s mesh networking, including Easymesh R5/R6 certification.
- Experience with RDK-B, prplOS, and/or OpenWRT gateway software stacks.
- Familiarity with Yocto build systems and embedded Linux kernel and driver development.
Calix provides cloud and software platforms, systems, and services for broadband service providers. Its Calix Platform, including Revenue EDGE and Intelligent Access EDGE, lets CSPs manage networks, deliver managed services, and monetize subscriber experiences; Revenue EDGE focuses on differentiated services, while Intelligent Access EDGE simplifies network architecture and operations. The approach combines cloud software, edge networking, and services in a single platform to help CSPs run smarter networks and create new revenue streams. The goal is to help communication service providers simplify operations, innovate their offerings, and grow their business across operators of all sizes.
Company Size
1,001-5,000
Company Stage
IPO
Headquarters
Petaluma, California
Founded
1999
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Simplify's Take
What believers are saying
- Q2 2026 revenue hit $293.3 million, up 21% year over year.
- Software and service revenue reached $50.5 million, signaling recurring mix improvement.
- Calix guided Q3 2026 revenue to $301 million-$307 million and raised full-year outlook.
What critics are saying
- July 2026 securities class action alleges misleading margin statements tied to memory inventory.
- August 2026 memory costs compressed appliance gross margin 460 basis points sequentially.
- Broadband-equipment incumbents and cloud vendors can undercut Calix's platform pricing and utility expansion.
What makes Calix unique
- Calix One unifies broadband, AI workflows, and subscriber apps across 1,200 customers.
- August 13, 2026 grid monitoring extends Calix from broadband into utility infrastructure.
- Calix SmartHome bundles security, fraud protection, and app engagement to lift ARPU.
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Benefits
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Growth & Insights and Company News
6 month growth
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↑ 0%CALIX, INC. (NYSE: CALX) SHAREHOLDER INVESTIGATION ALERT: Bernstein Liebhard Investigates Potential Breaches of Fiduciary Duty. NEW YORK, Sept. 02, 2026 (GLOBE NEWSWIRE) - Bernstein Liebhard LLP, a nationally recognized investor rights law firm, announces that it is investigating potential breaches of fiduciary duty by certain directors and officers of Calix, Inc. ("Calix" or the "Company") (NYSE: CALX). The investigation seeks to determine whether the Company's leadership fulfilled its obligations to shareholders and whether legal remedies may be available. Current Calix Shareholders Are Encouraged to Contact the Firm * Do you currently own shares of Calix, Inc. (NYSE: CALX)? * Did you purchase your shares before January 28, 2026? * Would you like to learn more about your legal rights as a shareholder? Why Is Bernstein Liebhard Investigating? Bernstein Liebhard is investigating whether certain directors and officers of Calix breached the fiduciary duties they owed to the Company and its shareholders. The investigation is focused on determining whether Company leadership acted in the best interests of shareholders and whether additional legal action may be appropriate based on publicly available information. What Shareholders Should Do If you currently own Calix stock and would like to discuss your legal rights or obtain additional information regarding the investigation, please visit the firm's Calix Shareholder Investigation page or contact Investor Relations Manager Peter Allocco at (212) 951-2030 or [email protected] for a confidential consultation. About Bernstein Liebhard LLP For more than three decades, Bernstein Liebhard LLP has represented investors in complex securities and shareholder litigation. Since 1993, the firm has recovered more than $3.5 billion for its clients and has been retained by many of the nation's largest public and private pension funds to monitor investments and pursue claims on behalf of investors. The firm's accomplishments include recognition on The National Law Journal's "Plaintiffs' Hot List" thirteen times and inclusion in The Legal 500 for sixteen consecutive years, reflecting its longstanding commitment to protecting shareholder rights. ATTORNEY ADVERTISING. Prior results do not guarantee or predict a similar outcome with respect to any future matter. Peter Allocco Investor Relations Manager Bernstein Liebhard LLP 10 East 40th Street New York, NY 10016 Phone: (212) 951-2030 Website: https://www.bernlieb.com Email: [email protected]
Calix welcomes Juergen Lindner as chief marketing officer. With decades of experience leading global technology organizations, including driving ServiceNow's agentic AI innovation, Juergen brings deep expertise in product, go-to-market, and business transformation as Calix extends the value of its AI-native platform for service providers and adjacent markets SAN JOSE, Calif. - September 1, 2026 - Calix, Inc. (NYSE: CALX) today announced that Juergen Lindner has been appointed Calix chief marketing officer to lead its marketing organization. As a proven operator with extensive experience scaling software businesses, Juergen joins Calix at a pivotal moment as customers leverage secure agentic capabilities of the Calix One(TM) platform to deliver predictable outcomes, increase operational leverage, and accelerate growth. Across leadership roles at SAP, Oracle, and ServiceNow, Juergen has built and scaled global marketing organizations that have helped customers navigate industry-defining technology transitions and drive measurable business outcomes. Juergen Lindner, chief marketing officer at Calix, said: "Access to AI by itself is no longer a durable advantage. The ability to turn AI into outcomes is. Throughout my career, I've seen transformative technologies create enormous opportunity, but winning companies are those obsessed with customer outcomes and relentless in execution. AI is no different. It requires the right architecture, governance, and operational foundation to deliver measurable impact. Calix has built that foundation, backed by years of innovation and deeply trusted customer and partner relationships. I'm excited to build on that strength - making our value even clearer, accelerating the impact we deliver, and helping more customers realize the full potential of Calix One." Calix One unifies appliances, cloud, and software through the Calix Agent Workforce(TM) workflow engine. With strategic partners such as Google Cloud, Calix is extending the value of its platform across service providers and adjacent markets. Michael Weening, president and chief executive officer at Calix, said: "As agentic AI continues to advance at an incredible pace, what got us here will not get us where we are going. Juergen brings firsthand experience helping one of the world's most influential software companies navigate technology transitions and adapt AI strategy into growth. His leadership will be invaluable as we build on our 15-year digital transformation journey and $2 billion investment to create Calix One, incorporating a secure and predictable engine for agentic workflows with Calix Agent Workforce. This positions us to enable every customer to lead the AI era. We welcome Juergen to Calix and look forward to what we will accomplish together as we help customers transform their businesses, expand our market opportunity, and create lasting value for our partners, team members, and shareholders." About Calix Calix, Inc. (NYSE: CALX) is an AI platform company that enables service providers to transform their operations and accelerate delivery of differentiated experiences - so they can compete and win in the markets and communities they serve. Through the AI-native Calix One platform, service providers can securely and privately activate agentic-AI alongside their human teams to acquire new subscribers, grow existing subscriber revenue, and build loyalty across residential, business, municipal, and MDU markets. More than 1,200 customers of all sizes leverage the Calix One platform, which has evolved over 15 years at an investment of more than $2 billion. Calix innovation cycles are underpinned by a strong financial balance sheet and a people-first culture that routinely earns broad industry recognition - winning 81 culture and innovation awards since 2025 alone, as well as Fortune's 100 Best Companies to Work For(R) in 2026. This press release contains forward-looking statements that are based upon management's current expectations and are inherently uncertain. Forward-looking statements are based upon information available to Calix as of the date of this release, and Calix assume no obligation to revise or update any such forward-looking statement to reflect any event or circumstance after the date of this release, except as required by law. Actual results and the timing of events could differ materially from current expectations based on risks and uncertainties affecting Calix's business. The reader is cautioned not to rely on the forward-looking statements contained in this press release. Additional information on potential factors that could affect Calix's results and other risks and uncertainties are detailed in its quarterly reports on Form 10-Q and Annual Report on Form 10-K filed with the SEC and available at www.sec.gov. Calix and the Calix logo are trademarks or registered trademarks of Calix and/or its affiliates in the U.S. and other countries. A listing of Calix's trademarks can be found at /content/calix-com/language-masters/en/home/legal/trademarks.html. Third-party trademarks mentioned are the property of their respective owners.
Calix has appointed Juergen Lindner as chief marketing officer to lead its marketing organisation. Lindner brings extensive experience from leadership roles at SAP, Oracle, and ServiceNow, where he built and scaled global marketing teams. He joins as customers increasingly use the Calix One platform's agentic AI capabilities. The platform unifies appliances, cloud, and software through the Calix Agent Workforce workflow engine, developed over 15 years with an investment exceeding $2 billion. Calix, an AI platform company, serves more than 1,200 customers helping service providers transform operations and deliver differentiated experiences. The company has won 81 culture and innovation awards since 2025 and was named to Fortune's 100 Best Companies to Work For in 2026.
Tantalus Systems is partnering with Calix to deliver fibre-enabled applications to electric cooperative and municipal utilities across North America. The collaboration pairs Tantalus' TRUSense Fiber Gateway and TRUConnect AMI platform with Calix's Optical Network Terminal technology and AI-native Calix One platform. The partnership targets more than 200 electric cooperatives currently deploying fibre networks. The combined solution enables utilities to deploy advanced metering infrastructure, enhanced broadband, and grid optimisation capabilities, including integration of distributed energy resources. BrightRidge, a public power and broadband utility in Johnson City, Tennessee, is amongst the first customers implementing the joint solution. The companies have completed interoperability testing and are ready for field deployment.
CoastConnect chooses Calix Agent Workforce after investing early in organizational readiness so teams can put AI to Work faster. After leveraging the Calix platform to deliver differentiated experiences across markets - driving 20 percent residential subscriber growth in 18 months - CoastConnect invested in organizational readiness so their teams can activate secure agentic workflows faster and realize value sooner on Calix One Published on 08/19/2026 at 01:31 pm EDT Business Wire Calix, Inc. (NYSE: CALX) today announced that southern Mississippi electric cooperative CoastConnect is investing in Calix Agent Workforce(TM) Cloud to accelerate the delivery of exceptional experiences across residential, business, and community markets. Working closely with award-winning Calix Success(TM), they aligned their data and teams to streamline adoption of secure agentic workflows and see quicker returns on their investment. With this strategic foundation in place, CoastConnect is positioned to leverage AI on the AI-native Calix One(TM) platform to compete and win in any market. CoastConnect has repeatedly turned new growth strategies into measurable business outcomes with Calix. By adopting SmartHome(TM) to deliver differentiated experiences, the cooperative achieved 20 percent residential subscriber growth in 18 months. They also increased CommandIQ(R) mobile app engagement 60 percent with automated provisioning, billing, and subscriber self-service. Beyond residential growth, CoastConnect has strengthened their small business market with SmartBiz(TM)- reaching 20 percent of their first-year goal in weeks - while extending SmartTown(R) public Wi-Fi to 42 locations across 29 communities, enabling secure experiences across every market they serve. Rather than viewing AI as a technology bolt-on, CoastConnect focused on preparing their organization to ramp quickly and realize value from secure agentic workflows from Calix. Working with Calix Success, they optimized workflows on the Calix platform across marketing, support, and operations. By leveraging real-time data and operational insights, streamlining installation processes, and automating manual batch processes, CoastConnect strengthened the foundation needed for rapid AI adoption. Over the past nine months, employees have completed 70 "AI Academy" courses in Calix University - including the Calix AI Leadership Playbook - to learn how to work alongside AI and focus more time on strategic decisions rather than repetitive tasks. Chris Rhodes, president and chief executive officer at CoastConnect, said: "We didn't want to wait for AI to arrive before figuring out how to put it to work across our business. That's why we invested the time with Calix Success long before deployment - ensuring our teams and operations were ready to turn AI into real outcomes. With Calix One and Agent Workforce Cloud, we can accelerate everything we do, from how information flows across teams and what decisions are made to how we deliver the personalized experiences that keep our members choosing CoastConnect." John Durocher, chief operations officer at Calix, said: "To get the highest value from agentic AI, organizations must reimagine the way work gets done. By investing in AI readiness with Calix Success - optimizing workflows, strengthening their data foundation, and upskilling employees - CoastConnect is now set up to deploy agentic workflows with precision for a faster path to ROI. We are proud to support CoastConnect as they leverage Calix One to accelerate growth through experiences and compete and win in their markets." Learn how the AI-native Calix One platform and Calix Success enable service providers to turn organizational readiness for AI into measurable business outcomes. About Calix Calix, Inc. (NYSE: CALX) is an AI platform company that enables service providers to transform their operations and accelerate delivery of differentiated experiences - so they can compete and win in the markets and communities they serve. Through the AI-native Calix One platform, service providers can securely and privately activate agentic-AI alongside their human teams to acquire new subscribers, grow existing subscriber revenue, and build loyalty across residential, business, municipal, and MDU markets. More than 1,200 customers of all sizes leverage the Calix One platform, which has evolved over 15 years at an investment of more than $2 billion. Calix innovation cycles are underpinned by a strong financial balance sheet and a people-first culture that routinely earns broad industry recognition - winning 81 culture and innovation awards since 2025 alone, as well as Fortune's 100 Best Companies to Work For(R) in 2026. This press release contains forward-looking statements that are based upon management's current expectations and are inherently uncertain. Forward-looking statements are based upon information available to us as of the date of this release, and we assume no obligation to revise or update any such forward-looking statement to reflect any event or circumstance after the date of this release, except as required by law. Actual results and the timing of events could differ materially from current expectations based on risks and uncertainties affecting Calix's business. The reader is cautioned not to rely on the forward-looking statements contained in this press release. Additional information on potential factors that could affect Calix's results and other risks and uncertainties are detailed in its quarterly reports on Form 10-Q and Annual Report on Form 10-K filed with the SEC and available at www.sec.gov. Calix and the Calix logo are trademarks or registered trademarks of Calix and/or its affiliates in the U.S. and other countries. A listing of Calix's trademarks can be found at https://www.calix.com/legal/trademarks.html. Third-party trademarks mentioned are the property of their respective owners. View source version on businesswire.com: https://www.businesswire.com/news/home/20260819116262/en/ (C) Business Wire - 2026