Top 25 Software Events 2027: The Ultimate Calendar

Most 2027 event calendars list hundreds of conferences. This one lists 25 of the largest and most relevant software development and tech conferences in the United States for 2027.

We picked the software, AI and startup events where founders, CTOs and engineering leaders at growth-stage companies are most likely to meet the people they need. All of them are in the United States, and seven are AI conferences. Every date below was checked against the organizer's own site in November 2026, and where an organizer has not announced a date yet, we say so.

Top Software, Tech and AI Conferences to Attend in 2027

1. DeveloperWeek 2027

📅 February 9–11, 2027 📍 Santa Clara Convention Center, Santa Clara, CA

Attendance: 5,000+ (organizer's figure)

DeveloperWeek brings together 5,000+ developers, architects and engineering managers from 70+ countries. The 2027 edition moves to Santa Clara and runs alongside DevExec World, ProductWorld and AI DevWorld, so one badge covers engineering, product and AI tracks.

Official site: developerweek.com

2. eMerge Americas 2027

📅 March 2–4, 2027 📍 Miami, FL

Attendance: 20,000+ (organizer's figure)

eMerge Americas is the cross-industry tech conference that connects the U.S. with Latin America. The organizers report 20,000+ attendees from 60+ countries and 1,000+ investors, which makes it one of the easier places to meet founders and funds in the same room.

Official site: emergeamericas.com

3. HumanX 2027

📅 March 7–10, 2027 📍 Las Vegas, NV

Attendance: 9,000+ expected

HumanX is an AI conference built for business leaders. It returns to Las Vegas for its third edition and expects 9,000+ founders, researchers, enterprise executives and investors. Go for the conversations about how companies are adopting AI, more than for the code.

Official site: humanx.co

4. SXSW 2027

📅 March 13–21, 2027 (Innovation conference: March 15–20) 📍 Austin, TX

SXSW mixes technology, business and culture in downtown Austin. The Innovation conference is the part to plan around if you work in software: six days of sessions on AI, startups and the future of work, with a crowd you will not find at a developer event.

Official site: sxsw.com

5. NVIDIA GTC 2027

📅 March 15–18, 2027 📍 San Jose McEnery Convention Center, San Jose, CA

GTC is NVIDIA's AI conference and the reference point for accelerated computing, from data center infrastructure to agents and robotics. It is deeply technical, and it is where much of the year's AI hardware and platform roadmap gets announced.

Official site: nvidia.com/gtc

6. RSAC 2027 Conference

📅 April 5–8, 2027 📍 Moscone Center, San Francisco, CA

RSAC is the largest gathering of the security industry in the U.S. If your product handles regulated data, or your customers send you security questionnaires, this is where the vendors, buyers and standards people meet.

Official site: rsaconference.com

7. Google Cloud Next 2027

📅 April 13–15, 2027 📍 Mandalay Bay Convention Center, Las Vegas, NV

Google Cloud's flagship conference covers cloud infrastructure, data and Gemini-based AI products. It is a useful stop for teams that build on Google Cloud or are comparing platforms before a migration.

Official site: googlecloudevents.com/next-vegas

8. AI Engineer Miami 2027

📅 April 26–27, 2027 📍 Miami, FL

AI Engineer Miami is the East Coast edition from the team behind the AI Engineer World's Fair. It is smaller than the San Francisco flagship, with the same focus on engineers who put AI into production.

Official site: ai.engineer/miami

9. Startup Grind Conference 2027

📅 April 27–28, 2027 📍 Fox Theatre, Redwood City, CA

Attendance: 5,000+ (organizer's figure)

Startup Grind is a founder-first conference in Silicon Valley. The organizers describe 5,000+ people in the room, 1,000+ of them investors, with fireside chats and a startup expo that opens the day before.

Official site: startupgrind.tech

10. Stripe Sessions 2027

📅 May 4–6, 2027 📍 Moscone North and South, San Francisco, CA

Sessions is Stripe's annual conference on the internet economy. Expect product announcements on payments and billing, plus talks from companies that run their revenue on Stripe. It is a good room for fintech and SaaS teams.

Official site: stripesessions.com

11. SaaStr AI Annual 2027

📅 May 11–12, 2027 📍 San Mateo County Event Center, San Mateo, CA

Attendance: 10,000+ planned

SaaStr AI Annual is the B2B software gathering for founders, CEOs, revenue leaders and investors. The organizers plan for 10,000+ attendees. The content is about selling and scaling software, so it balances the engineering-heavy events on this list.

Official site: saastr.com

12. New York Tech Week 2027

📅 June 7–13, 2027 📍 New York, NY

Tech Week, presented by a16z, is a week of events hosted across the city by startups, funds and tech companies. There is no single venue or badge: you pick the dinners, panels and demos that fit you. Boston runs its own edition from April 26 to May 2, and Los Angeles from September 13 to 19.

Official site: tech-week.com

13. AI Engineer World's Fair 2027

📅 June 29–July 1, 2027 📍 Moscone West, San Francisco, CA

Attendance: 10,000 targeted (7,500 in 2026)

The World's Fair is the flagship conference for AI engineers, founders and technical leaders. The organizers are aiming for 10,000 attendees, up from 7,500 in 2026. If your team ships agents or LLM features to production, this is the event built around that work.

Official site: ai.engineer/worldsfair/2027

14. Ai4 2027

📅 August 2–5, 2027 📍 The Venetian, Las Vegas, NV

Ai4 is an applied AI conference organized by industry, with tracks for finance, healthcare, retail, government and more. It is useful when you want to see how AI is being used in a specific sector, not only how it is built.

Official site: ai4.io

15. DEF CON 35

📅 August 5–8, 2027 📍 Las Vegas Convention Center, Las Vegas, NV

DEF CON is the hacker conference. Researchers present new vulnerabilities, and the villages let you try the techniques yourself. It is the most direct way to see how software gets broken.

Official site: defcon.org

16. AI Infra Summit 2027

📅 August 30–September 2, 2027 📍 San Jose McEnery Convention Center, San Jose, CA

AI Infra Summit covers the infrastructure behind AI: inference, hardware, networking and the cost of running models at scale. It reaches its tenth edition in 2027 and moves to San Jose.

Official site: ai-infra-summit.com

17. LDX3 New York 2027

📅 September 8–9, 2027 📍 New York, NY

Attendance: 2,000+ engineering leaders

LDX3 is LeadDev's conference for engineering leadership, with over 2,000 engineering leaders in one place. The talks are about running teams: hiring, org design, delivery and how AI changes the manager's job. It is the event on this list aimed most directly at directors and VPs of engineering.

Official site: leaddev.com/leaddev-new-york

18. API World 2027

📅 September 8–10, 2027 📍 Santa Clara Convention Center, Santa Clara, CA

API World is a large API conference and expo, covering API design, integration and the meeting point of AI, cloud and data. Workshops run on the first day and the expo on the last two.

Official site: apiworld.co

19. ITC Vegas 2027

📅 September 21–23, 2027 📍 Mandalay Bay, Las Vegas, NV

ITC Vegas is the main insurtech event of the year. Carriers, brokers, startups and investors meet here, so it is the place to be if you build software for insurance.

Official site: vegas.insuretechconnect.com

20. Dreamforce 2027

📅 September 21–23, 2027 📍 Moscone Center, San Francisco, CA

Dreamforce is Salesforce's annual conference and one of the biggest weeks in San Francisco. Beyond the Salesforce product news, the city fills with side events for B2B software companies. Registration is expected to open in spring 2027.

Official site: salesforce.com/dreamforce

21. San Francisco Tech Week 2027

📅 October 4–10, 2027 📍 San Francisco, CA

The San Francisco edition of Tech Week closes the year's calendar of a16z-presented weeks. Like New York in June, it is a city-wide run of events hosted by startups and funds, and it is one of the densest weeks of the year for meeting founders and investors.

Official site: tech-week.com

22. Money20/20 USA 2027

📅 October 19–21, 2027 📍 Las Vegas Convention Center and Resorts World, Las Vegas, NV

Money20/20 is the largest fintech event in the U.S. and moves to a new home in 2027. Banks, payment companies and fintech startups do a year's worth of meetings here in three days.

Official site: us.money2020.com

23. Code with Claude 2027

📅 Not announced yet 📍 Not announced yet

Code with Claude is Anthropic's developer conference. In 2026 it ran in San Francisco on May 6, London on May 19 and Tokyo on June 10. Anthropic has not announced a 2027 edition yet, so keep an eye on the official page.

Official site: claude.com/code-with-claude

24. AWS re:Invent 2027

📅 Not announced yet 📍 Not announced yet

re:Invent is AWS's flagship cloud conference. The 2026 edition runs from November 30 to December 4 in Las Vegas. AWS has not published the 2027 dates yet.

Official site: aws.amazon.com/events/reinvent

25. Vercel in San Francisco

Vercel has two save-the-dates on its site for 2027, both in San Francisco. Neither has an exact day yet.

Vercel Open 27

📅 February 2027 📍 San Francisco, CA

A new conference that Vercel describes as being about building software with great people, for great people. Registration is not open yet.

Official site: vercel.com/open

Vercel's May event

📅 May 2027 📍 San Francisco, CA

Vercel lists a second San Francisco date in May 2027 on its Ship page. Vercel Ship 26 took place on October 15, 2026 at the Palace of Fine Arts, and the Streaver team was there in person. We plan to be back.

Official site: vercel.com/ship

2027 Conferences at a Glance

AI conferences in 2027

• HumanX: March 7–10, Las Vegas
• NVIDIA GTC: March 15–18, San Jose
• AI Engineer Miami: April 26–27, Miami
• AI Engineer World's Fair: June 29–July 1, San Francisco
• Ai4: August 2–5, Las Vegas
• AI Infra Summit: August 30–September 2, San Jose
• Code with Claude: dates not announced yet

Tech conferences in California in 2027

• DeveloperWeek: February 9–11, Santa Clara
• NVIDIA GTC: March 15–18, San Jose
• RSAC: April 5–8, San Francisco
• Startup Grind: April 27–28, Redwood City
• Stripe Sessions: May 4–6, San Francisco
• SaaStr AI Annual: May 11–12, San Mateo
• AI Engineer World's Fair: June 29–July 1, San Francisco
• AI Infra Summit: August 30–September 2, San Jose
• API World: September 8–10, Santa Clara
• Dreamforce: September 21–23, San Francisco
• San Francisco Tech Week: October 4–10, San Francisco
• Vercel Open 27 and Vercel's May event: February and May, San Francisco

Tech conferences in Las Vegas in 2027

• HumanX: March 7–10
• Google Cloud Next: April 13–15
• Ai4: August 2–5
• DEF CON 35: August 5–8
• ITC Vegas: September 21–23
• Money20/20 USA: October 19–21

Other cities

• Miami: eMerge Americas (March 2–4) and AI Engineer Miami (April 26–27)
• Austin: SXSW (March 13–21)
• New York: New York Tech Week (June 7–13) and LDX3 (September 8–9)

Closing Statement

A good event gives you two or three ideas worth testing and a handful of people worth calling back. The rest of the year is what you do with them.

Pick the few events where your buyers, your peers or your stack will be, book the meetings before you fly, and leave room in the roadmap for what you learn. Ideas are easy to collect at a conference. Shipping them is the work.