Blockchain & Web3 Jobs in 2026

Smart contract, protocol, DeFi, and Web3 developer jobs. Solidity, Rust, Ethereum, and blockchain engineering roles.

44862 jobs available at 6886+ companies — updated daily

Staff Software Engineer, Model Based

merlinlabs Boston or Remote full_time
About Merlin:
Merlin (NASDAQ: MRLN)is a publicly traded aerospace and defense company building a non-human pilot to deliver full-stack autonomy for any aircraft from takeoff to touchdown. The Merlin Pilot autonomy system powers a growing range of aircraft and mission profiles and has been proven thro…
Posted: Sep 18, 2026 4 views
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Senior QA Automation Engineer

idt Bogotá remote

We are looking for an experienced Senior QA Engineer to own quality for our AI voice virtual agent. This role is for someone who is equally comfortable reasoning about a large language model's behavior and reading a SIP trace.

You should be interested in testing non-deterministic systems. A voice agent…

Posted: Sep 18, 2026 3 views
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Software Engineering Manager

cscgeneration-2 Cottonwood Heights, UT full_time

Adventure is our Culture. Join a team that celebrates a lifestyle as bold as the terrain we love. At Backcountry, we are rooted in adventure, recognition, and wellbeing on and off the mountain. We spotlight employee stories, celebrate milestones, and offer exclusive outdoor perks. Whether you are at…

Posted: Sep 18, 2026 2 views
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[Job-31698] Senior Java Developer – AI | Java + React. Brazil

ciandt Brazil remote

Estamos em busca de uma pessoa Senior Java Developer – AI para atuar em uma operação estratégica no setor financeiro, desenvolvendo e evoluindo aplicações utilizando Java e React em um ambiente de desenvolvimento orientado por Inteligência Artificial.

Buscamos alguém com autonomia técnica e sólida experi…

Posted: Sep 18, 2026 2 views
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[Job-31697] Mid-Level Java Developer – AI | Java + React, Brazil

ciandt Brazil remote

Na CI&T , ajudamos grandes empresas a transformar o potencial da AI em impacto real nos negócios com AI Deployment, execução AI-native e tech-integrated business solutions.

Com 30 anos de experiência em transformação tecnológica, aceleramos inovação com expertise em agentic SDLC, application moderniz…

Posted: Sep 18, 2026 4 views
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[Job-31694] Tech Lead AI Engineer | Agentic SDLC, Brazil

ciandt Brazil remote

Na CI&T , ajudamos grandes empresas a transformar o potencial da AI em impacto real nos negócios com AI Deployment, execução AI-native e tech-integrated business solutions.

Com 30 anos de experiência em transformação tecnológica, aceleramos inovação com expertise em agentic SDLC, application moderniz…

Posted: Sep 18, 2026 3 views
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Data Analyst

centuria Scott AFB, IL full_time

Job Title: Data Analyst / Data Manager
Location: Scott AFB, IL
Program: HQ Cyberspace Capabilities Center (HQ CCC)
Clearance: Secret

Company/ Program Description:

Centuria, a Service-Disabled Veteran-Owned Small Business (SDVOSB), has been delivering IT, Engineering, and Scientific solutions to the Feder…

Posted: Sep 18, 2026 1 views
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Software Developer - GRID

bluecatnetworks Belgrade hybrid
We're BlueCat—a Great Place to Work for good reason. Our team solves critical network challenges for some of the world's largest organizations. In simple terms, we manage the systems that keep networks running smoothly, securely, and reliably—the backbone infrastructure that powers digital transform…
Posted: Sep 18, 2026 2 views
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Full Stack Data Engineer

biointellisense United States full_time

BioIntelliSense Overview

BioIntelliSense is ushering in a new era of continuous health monitoring and clinical intelligence for Remote Patient Monitoring (RPM) and Screening (COVID-19/Infection). Our medical-grade Data-as-a-Service (DaaS) platform seamlessly captures multi-parameter vital signs, phys…

Posted: Sep 18, 2026 3 views
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Senior Software Test Engineer - Energy Systems Validation

ana-corp Henderson, Nevada full_time
About ANA:
Join a recognized industry leader - Alliance North America was proudly named a 2025 Top Workplace in the Manufacturing Industry, an honor based entirely on feedback from our own employees about our culture, values, and workplace experience.
Alliance North America was established in 2017 and…
Posted: Sep 18, 2026 2 views
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