Senior Web3 Developer (Java/TypeScript) - Backend
Ekloud Data Labs
Ekloud Data Labs is seeking a Senior Web3 Developer to design, develop and maintain scalable Web3-enabled applications in a fast-paced environment. You will work on integrating blockchain interactions and building robust backend and frontend components using modern tech stacks.
The role requires hands-on experience with Web3 libraries, distributed applications, and cloud-native architectures, with collaboration across product, QA, and DevOps to deliver high-quality solutions.
#J-18808-Ljbffr- ...research, payments, institutional services, Web3 features, and more. We leverage the power... ...design, development, and optimization of backend systems within Binance’s Web3 security... ...intensive environments. ~ Proficient in Java technology stack, especially Spring Boot,...BackendSeniorWork from home
- ...technology company is seeking a Full Stack Engineer to develop software solutions that power next-generation... ...responsive front-end applications using React and TypeScript • Develop scalable backend services using Java and C++ • Integrate software applications with robotic...BackendSenior
- ...249925Reference Number: 26-00939Title: Lead Full Stack Developer (React, TypeScript, Go, Java, Python, Node.js, AWS)Posted Date: 2026-09-11Contact: Vishika... ...using ReactJS, TypeScript, JavaScript.Build backend APIs and microservices using Go, Java, Python, or Node....Backend
- ...insurance company in Boston is hiring a Backend Software Engineer to help build and scale... ...insurance platform. In this position, you’ll be developing backend systems, APIs, and product... ...& Experience Experience with Kotlin and Java Exposure to AWS or other cloud services Experience...BackendSeniorFull time
$98.08k - $147.12k
...multi-tenant SaaS applications. We are looking for a Senior Software Developer with a focus on Backend and AI development to join our platform development team... ..., or equivalent.Strong development experience in Java (Spring Boot) and Python for backend and AI-driven application...BackendSeniorWork at office- ...customers. Job Description: Job Title : Senior Full Stack Developer - React & TypeScript Job Type : W2/C2C Experience : 8 - 15 Years... ...applications. ~ Implement and integrate RESTful APIs and backend services. ~ Work with frontend and backend...BackendSeniorRemote work
- Senior Java Developer (Core Java, Data Structures, RESTful, Spring, Git, Python, Maven, Micro-Services Architecture) in Newport Beach, CA Agile... ...looking for a great Senior Java Engineer to help modernize backend services for trader workflows. POSITION REQUIREMENTS: ·5+...BackendSeniorWork experience placement
- ...are looking for a Front End Developer to help design and implement... ...product managers, designers, and backend engineers to translate... ...functional components). Implement TypeScript-first frontend logic,... ...Professionals: Join forces with senior talent. All of our team members...BackendSeniorFull timeLocal areaRemote work
- ...Tuition assistance ???? Job Title Senior Full Stack Developer (Java / Spring Boot / Angular / AWS) ????... ...You will work on high-performance backend services, intuitive frontend... ...Frontend: Angular (latest versions), TypeScript Cloud: AWS (Lambda, API Gateway,...BackendSeniorRemote workFlexible hours
$142.32k - $213.48k
...skilled Digital Assets Web3 Blockchain Engineer to... ...engineering role for a developer who is deeply enthusiastic... ...and maintain backend services that interface... ...Viem) into enterprise Java and/or Node.js backend... ...synchronizationCollaborate with architects and senior engineers to contribute...BackendSeniorFull timeContract work$85k - $90k
...Senior Core Java Developer Location: Austin, TX Salary Range: $85- $90k Per annum +Benefits 6+ years of experience in Core Java (Java... ...Mongo DB (4 or 6) Experience Very Good Core Java - Backend engineers Strong in API Development - Custom API Good...BackendSenior- ...ABOUT YOU We are looking for a Senior QA Engineer with strong Web3 experience to join our engineering team... ...robust tools and services to help developers solve the inherent challenges of the... ..., Cypress, Selenium) Knowledge of backend technologies, APIs, and familiarity...BackendSeniorFull timeContract work
$35 - $45 per hour
DescriptionKforce has a client that is seeking a remote Senior Java Developer to join their team and to support the design, development, and enhancement... ...platforms. This role will focus on building scalable backend services, integrating with external systems, and supporting...BackendSeniorRemote work- ...Sr Java Developer with Kafka & Spring BootWe are looking for a skilled Senior Java Backend Developer with strong expertise in Spring Boot, API development, and messaging systems using Kafka and Apache Pulsar.Key ResponsibilitiesDesign, develop, and maintain microservices...BackendSenior
- ...growth. Their technology stack centers around React, Node.js, TypeScript, and modern AI-powered development workflows. This is an opportunity... ...experience with React in production environmentsStrong backend development experience with Node.jsAdvanced TypeScript skillsExperience...BackendSeniorFull timeRemote work
- ...Sr Java / AWS Developer – BackendLocation: Chicago, IL or Arlington Heights, IL or Houston, TX -- 2 days onsiteDuration: 12+ monthsRequired:8+ years overall developmentPrimarily backend development6+ years backend JavaSpringboot2 years AWSj-meter (for testing)Must have...BackendSeniorRelocation
$145k - $160k
We are seeking a highly skilled Senior Java Backend Engineer to support Oracle database upgrade readiness and application compatibility remediation. The resource will be responsible for assessing Java applications impacted by Oracle database and JDBC driver upgrades, implementing...BackendSenior- ...the place to do it. What we're looking for As a Backend Engineer, you’ll design, develop, and maintain scalable, secure, and high-performing backend... ...) Our technology stack is based predominantly on Java 25 on the backend with Postgres database We rely on Spring...BackendSeniorFull timeWork at office3 days per week
$130k - $150k
...client is seeking a Staff Quality Engineer(Playwright/Typescript/AI - LLMs) to support the quality and validation of AI... ...testing frameworks.Proficiency with TypeScript and/or Java.Experience with API testing, backend validation, and test data management.Experience building...BackendSenior3 days per week$500 per month
...UK, or Portugal). We are looking for a Senior Software Engineer to drive the development... ...features across the full stack, from backend inference services to intuitive frontend... ...technologies ~ Strong frontend skills with TypeScript/JavaScript and React ~ Backend...BackendSeniorRemote jobFull timeWork at officeLocal areaHome officeFlexible hours- ...experiences. We are seeking a Senior Machine Learning Engineer... ...Job Description As a Senior Backend Software Engineer on Walmart’s... ...systems for pricing services using Java and Python (Kotlin experience... ...with Apache Spark ~ Develop and manage big data ETL jobs...BackendSeniorFull time
$130k - $155k
We are looking for a Data Engineer with strong skills in Java and Spring Boot to design and build scalable data solutions for one of our client programs.The role focuses on developing robust backend services and data pipelines, enabling seamless data integration across...BackendSenior- ...Description A robotics startup North of Boston is hiring a Senior Full Stack Software Engineer for their team. As a... ...organization. Required Skills & Experience Highly skilled in TypeScript and React Experience with backend development using Go and/or Python Experience with API...BackendSeniorFull time
- ...its engineering team and looking for a Senior Backend Engineer to join one of its most critical... ...100% remote opportunity built around a TypeScript, Node.js, and Nest.js stack, with... ...with Shopify, Magento, or WooCommerce Java experience with Quarkus as a bonus Experience...BackendSeniorFull timeRemote workFlexible hours
- ...Job Posting Job Description ~4-7 years in backend and fullstack engineering with proficiency in Java development ~ Vertx framework is a plus ~ Experience in NodeJS Golang gRPC is a plus. ~ Strong expertise in microservices event driven solutions and API...BackendSenior
- ...support experience is mandatory as part of project delivery. Strong skills with Java Spring Reactive, Spring Boot. Good with Cassandra DB and Kibana. Hands on experience as a backend developer with Java Spring Reactive and Core Java. Hands on experience in containerizing...BackendSenior
- ...technology company is seeking a Senior Software Engineer to join its engineering... ...organization. The team develops connected hardware, cloud-native... ...processing pipelines, and modern backend technologies such as Ruby, Node.JS, and TypeScript. This is an opportunity for an...BackendSeniorFull time
$100k - $150k
...Senior Backend Developer (Java / Integrations) Location: Falls Church, VA (on-site in office, with partial telework flexibility) Full-Time | Permanent Salary Range: $100,000.00 ~ $150,000.00 BizFlow is seeking a Senior Backend Developer to build the integrations...BackendSeniorPermanent employmentFull timeWork at officeRemote work$125k - $145k
...opportunity for a talented Senior Software Developer to build their career and help... ...object-oriented code in Java. ~5+ years of building web... ...Bootstrap, Angular/jQuery/ TypeScript. ~ Familiarity with AWS... ...Angular (frontend) and Java (backend). ~Experience working...BackendSeniorPermanent employmentFull timeTemporary workWork experience placementLocal areaRemote workFlexible hours- ...JD: Backend Software Engineer Java, Springboot, AWS, CI/CD, SQL databases Modernizing applications on IAM documents and messaging Must sit in McLean, VA Hybrid (Mon-Fri remote/Tue-Thu onsite) 1 hour zoom video interview - coding assessment will...BackendSeniorRemote work
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