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View priceSenior Fullstack Engineer (Ruby+React)
reactrubyrails
Anywhere in the World
20 gigs found around $100 across all platforms
Join Our Team Oowlish, one of Latin America's rapidly expanding software development companies, is seeking experienced technology professionals to enhance our diverse and vibrant team. As a valued member of Oowlish, you will collaborate with premier clients from the United States and Europe, contributing to pioneering digital solutions. Our commitment to creating a nurturing work environment is recognized by our certification as a Great Place to Work, where you will have opportunities for professional development, growth, and a chance to make a significant international impact. We offer the convenience of remote work, allowing you to craft a work-life balance that suits your personal and professional needs. We're looking for candidates who are passionate about technology, proficient in English, and excited to engage in remote collaboration for a worldwide presence. About the Role We are looking for a Senior Software Engineer to join a product-focused engineering team building impactfu
Description TripleTen is an award-winning online school among technology bootcamps. Our mission is to help people change their lives and succeed in technology. We offer flexibility in studies, career mentoring, resume and portfolio preparation, and we guarantee employment after the course. Our employability rate among graduates is 87% across our Web Development, Quality Assurance (QA), Data Analytics and Data Science programs. We're looking for a Lifecycle & CRM Growth Manager to own two strategic directions that directly impact revenue and business growth. You won't just send emails — you'll build systems that retain students, reignite motivation, and turn happy graduates into our best acquisition channel. What you will do Retention & Student Lifecycle Design and launch onboarding communication flows that reduce early churn and build a learning habit from day one Build intelligent trigger-based sequences to support student motivation: reactivation campaigns, early warning int
Mindrift is looking for skilled F rontend Developers (HTML/CSS/JavaScript, React/Next.js) to join the Tendem project ( https://tendem.ai/ ) and build high-quality landing pages and multi-page websites within our hybrid AI + human environment. In this role, as an AI Pilot – that's how we refer to this position at Mindrift – you'll collaborate with Tendem Agents that handle repetitive tasks, while you provide frontend craftsmanship, design sensibility, and quality control to ensure pixel-perfect, conversion-ready websites that match real client briefs. This part-time remote opportunity is ideal for professionals with hands-on experience in landing page production, multi-page website development, and modern frontend frameworks. What We Do The Mindrift platform connects specialists with AI projects from major tech innovators. Our mission is to unlock the potential of Generative AI by tapping into real-world expertise from across the globe. About the Role This is a freelance role for a Ten
We are seeking a talented Data Analyst with strong full-stack development skills, particularly in SQL, Node.js, and React. The ideal candidate will have at least 5 years of experience in data analysis and a solid understanding of web development, enabling them to bridge the gap between data insights and application development. Minimum of 5 years of experience in data analysis. Proficiency in SQL and experience with database management. Strong knowledge of full-stack development, including Node.js and React. Excellent analytical, problem-solving, and critical-thinking skills. Strong communication skills and ability to work effectively in a team environment. TLVTech is a dynamic technology firm dedicated to building exceptional products using modern technologies for the world's most admired companies. We pride ourselves on innovation, collaboration, and delivering excellence in every project. Originally posted on Himalayas
Develop, test, and deploy high-quality software solutions for both front-end and back-end components of web applications using Java, Angular, React and related technologies Collaborate with cross-functional teams to gather and analyze requirements, design solutions, and implement features that meet business needs. Participate in code reviews, providing constructive feedback and ensuring adherence to coding standards and best practices. Troubleshoot and debug issues, and implement fixes to ensure the stability, performance, and security of applications. Stay updated on industry trends and emerging technologies, and continuously improve technical skills and knowledge Knowledge of Fullstack development, with a main focus on frontend React Knowledge of other front-end technologies such as HTML, CSS, JavaScript or Vue.js Strong understanding of object-oriented programming principles and design patterns Experience with back-end technologies such as Java 17, Spring Boot, Hibernate, and RESTf
Senior Java Engineer position at a global AdTech market leader with opportunities to work on real-time advertising bidding systems, low-latency infrastructure, and GenAI research and development. Requirements 5+ years of commercial software development experience with Java as the primary language Deep knowledge of the Spring ecosystem (Boot, Data, MVC, Security, Cloud) Strong practical experience with reactive/asynchronous programming (Spring WebFlux / Project Reactor) Solid understanding of distributed systems, concurrency, and performance tuning at the JVM level Strong verbal English skills at B2 level or higher Commercial programming experience or strong familiarity with Go (Golang) Hands-on experience with high-load and Big Data tools including Apache Kafka, ClickHouse, and Aerospike Real-world experience or deep interest in LLMs and AI orchestration tools such as LangChain, LangGraph, or N8N Familiarity with frontend development using ReactJS and TypeScript Benefits Flexible work
Project - the aim you'll have We are currently seeking skilled Software Engineers (Python) to join our dynamic team and work closely with one of our inspiring US clients! Our client is revolutionizing the asset-based lending industry by providing infrastructure that unlocks speed, efficiency, and accuracy for borrowers and lenders. Their platform processes over $18 billion in transactions annually across the ABS andBL markets, delivering cutting-edge solutions to transform the lending experience. Expectations - the experience you need 4+ years of experience as a backend software engineer, with a strong focus on Python (Flask) for writing accurate, flexible, and production-ready code. Proficiency in working with PostgreSQL and familiarity with other database systems. Experience in frontend development using React. Strong knowledge of Git for version control. Familiarity with SQL for basic data queries and analysis. Nice-to-have: Proficiency in Microsoft Excel for additional data handli
Bluelight Consulting is a leading software consultancy dedicated to designing and developing innovative technology that enhances users' lives. With a steadfast commitment to delivering exceptional service to our clients, Bluelight excels in its focus on quality and customer satisfaction. Our mission is not only to create cutting-edge applications but also to foster a collaborative and enriching work environment where each team member can grow and thrive. With a presence across the United States and Central/South America, Bluelight is in an exciting phase of expansion, continually seeking exceptional talent to join its dynamic and diverse community. We are looking for a skilled individual to join our rapidly growing team at Bluelight Consulting . This position is ideal for someone who thrives in a fast-paced, dynamic environment where everyone's opinions and efforts are valued and appreciated. You will have the opportunity to contribute to challenging and meaningful projects, developin
Join a team of visionaries and shape the future direction of software development projects. Lead a team in steering projects that redefine urban living, establish new media channels for enterprise companies, or drive innovation in healthcare. Requirements Independently guide the technical direction and implementation by the whole team within defined architecture in all stages from conceptualization to deployment. Evaluate trade-offs between correctness, robustness, performance, and customer impact to ensure the development of the right solution, with client success at the forefront. Create and lead the team's technical documentation and repository management practices, including tasks such as creating branches, pull requests, merges, etc. Benefits Competitive salary and benefits package Opportunity to work with a globally-based development team Professional development and growth opportunities Originally posted on Himalayas
We're seeking an expert Mobile developer to work on a greenfield, enterprise-grade project delivered on iOS and Android platforms. As part of a close-knit team, you'll be at the forefront of shaping our clients' experiences. Using open-source technologies, you'll build low-latency SDKs to capture high-frequency interaction data and create highly scalable APIs to externalize our core analytics, thereby serving an ever-growing number of clients worldwide. We seek engineers across the stack who thrive in a client-driven, agile environment; individuals who are confident in developing high-performance, resilient solutions with a passion for delivering superior user experiences. The code you write will reach millions and help define the firm. The ideal candidate will have a proven track record leading the delivery of mobile apps, employing their knowledge of native Android languages (Java, Kotlin) as well as JavaScript frameworks/methodologies (React Native, Relay). You'll get the chance to
Our client is building a governance, privacy, and AI compliance platform for regulated organizations. They already have a working MVP and are now scaling into production pilot deployments and an enterprise-ready phase . They’re looking for a full-stack engineer who can own product UI delivery (dashboards, workflows) while also being strong enough on APIs, data, and cloud fundamentals to contribute to platform hardening, integrations, and upcoming migrations. What You’ll Do Product & UI (Primary) Build and maintain the web app: React dashboards , workflow screens, configuration/admin interfaces Deliver high-quality UX: responsive layouts , consistent UI patterns, accessibility basics, and performance tuning Implement interactive data experiences: charts, tables, filters, drilldowns, exports APIs & Integrations (Core) Integrate with REST APIs and external services: auth flows, request/response mapping, error handling, retries, timeouts Contribute to API design patterns: consiste
Deep Fission is a nuclear technology company pioneering the development of a revolutionary deep borehole pressurized water reactor. We recently completed a private placement financing and Alternative Public Offering and are now operating as a public company while maintaining our startup agility and innovation focus. With strategic partnerships in place, strong private and public investment, and active engagement with the U.S. Nuclear Regulatory Commission (NRC), we are executing our next phase of growth as we advance our groundbreaking nuclear technology toward commercial deployment. Job Summary: This position is a nuclear engineer who supports the design, development, and safety analysis of nuclear reactors. Functions within this role include performing calculations and analyses to support nuclear and radiological safety, shielding design, reactivity and criticality control, and core design. Key Responsibilities: Execute design, analysis, or evaluation activities using sound engineeri
Deep Fission is a nuclear technology company pioneering the development of a revolutionary deep borehole pressurized water reactor. We recently completed a private placement financing and Alternative Public Offering and are now operating as a public company while maintaining our startup agility and innovation focus. With strategic partnerships in place, strong private and public investment, and active engagement with the U.S. Nuclear Regulatory Commission (NRC), we are executing our next phase of growth as we advance our groundbreaking nuclear technology toward commercial deployment. Deep Fission is seeking a Director / Senior Director of Nuclear Program Development & Integration to serve as the senior organizational integrator responsible for building and aligning the corporate programs required for regulatory credibility and commercial deployment. As the company scales from early DOE-supported development toward NRC licensing and site-based operations, this role ensures that programs
Sticker Mule is building the Internet's most lucrative commerce platform by combining software, manufacturing, and AI into one fully integrated stack. No print company, or pure software company for that matter, can match what we're doing. We're privately owned, profitable, and doing 9-figures in annual revenue with no meddlesome investors. How we work Small, autonomous teams that own products end-to-end. Prioritize what matters right now and pivot instantly when needed. Ship across web and mobile from the same codebase. We use Go, TypeScript, React, Expo, GraphQL, Postgres, and run on GCP. Use AI aggressively to push the limit of what we can do. Move fast, build for the masses, and deprioritize edge cases. Fully remote from 40+ countries and collaborate using Asana and Slack. Requirements You are an exceptional full-stack software engineer. You use AI aggressively and write well in English. What you will work on You'll help build and scale Sticker Mule  Pro  â a suite of software