Apply

Senior Full Stack Engineer

Posted 5 months agoViewed

View full description

💎 Seniority level: Senior, senior-level expertise

🔍 Industry: Software Development

🗣️ Languages: English

⏳ Experience: Senior-level expertise

Requirements:
  • Extensive experience with React, Node.js, and Java in building services.
  • Advanced knowledge of Python, particularly in maintaining legacy systems.
  • Proficiency in Django for front-end development.
  • Significant experience in both front-end and back-end development.
  • Proven ability to troubleshoot complex issues using runbooks.
  • Strong analytical skills to address and resolve unique, first-time issues.
  • Adaptability and willingness to learn new tools and technologies.
  • Ability to work with maintenance versions and manage legacy codebases effectively.
  • Excellent communication skills for remote collaboration.
  • High level of independence, with the judgment to escalate issues appropriately.
Responsibilities:
  • Oversee deployment rollbacks and ensure deployment stability.
  • Tackle support tickets and handle complex or custom issues.
  • Troubleshoot and resolve product bugs using established runbooks.
  • Address backlog items with a focus on reducing DFR issues.
  • Develop and maintain both front-end and back-end services.
  • Work extensively with legacy Python code and maintenance versions.
  • Use Django to support front-end services.
Apply

Related Jobs

Apply

📍 Worldwide

🧭 Full-Time

💸 130000.0 - 140000.0 USD per year

🔍 Software Development

🏢 Company: Circle.so

  • 8+ years experience working as a full-stack engineer on complex web applications with significant scale (100k+ rpm, 100GB+ databases).
  • Strong proficiency in Ruby on Rails, MySQL/Postgresql, ReactJS, TypeScript, CSS/SCCS, TailwindCSS.
  • Familiarity with both frontend and backend is necessary, but a high degree of proficiency in both is not a requirement.
  • A desire to work in an environment which values speed of iteration and individual autonomy, while also embracing personal accountability and the ability to collaborate effectively as part of a dynamic team.
  • Great communication skills both in writing and verbal/oral (English).
  • You should be able to lead a complex project end to end with judgment and an attention to detail when it comes to architectural, product, design, and process decisions. Your judgment should inspire a high level of trust within the team.
  • Experience working on a fully distributed remote team.
  • Comfortable in a fast-paced environment with a certain level of ambiguity, especially when learning and picking up new technologies when projects require it.
  • Work autonomously on a product built in Ruby on Rails backend and React front-end.
  • Build critical features and improvements for our web app, with a product-first mindset.
  • Work closely with Circle's leaders throughout the feature design process.
  • Work closely with our designers to create a world-class user experience.
  • Improve the quality of our codebase and identify architectural deficiencies.
  • Learn, implement, and maintain new integrations with services like OpenAI, Zendesk, Hubspot, Notion, and Slack to improve the daily operations of our customer-facing teams.
  • Foster a bias for action, prioritizing speed of iteration without compromising on the quality of code or user experience.

Backend DevelopmentPostgreSQLSoftware DevelopmentFrontend DevelopmentFull Stack DevelopmentCSSMySQLReact.jsRuby on RailsTypeScriptCommunication SkillsRESTful APIs

Posted about 7 hours ago
Apply
Apply

📍 Bratislava, Kyiv

🧭 Full-Time

🔍 Software Development

🏢 Company: Altamira.ai

  • 5+ years in engineering, with a focus on code quality and best practices
  • 3+ years of experience in building web solutions using (a) Node.js or (b) React with another programming language (Java, Python, .NET, etc.)
  • Proficiency in JavaScript/TypeScript
  • Strong analytical and problem-solving skills
  • Proactiveness and ability to drive improvements in projects
  • Comfortable working in Agile environments
  • Upper-intermediate English
  • Design scalable, modular, and maintainable architectures for AI-powered applications
  • Collaborate with product teams to understand requirements and translate them into technical solutions
  • Integrate APIs (e.g., OpenAI, Hugging Face) for NLP, image recognition, and other AI-driven tasks
  • Implement prompt engineering, embeddings, and vector databases (Postgres) for Retrieval-Augmented Generation (RAG)
  • Customize pre-trained AI models using tools like Hugging Face’s Transformers
  • Optimize server-side logic for efficient AI querying and integration
  • Work with unstructured data (text, images, etc.) and convert it into model-ready formats
  • Validate AI model outputs to ensure quality and business value

AWSBackend DevelopmentDockerNode.jsPostgreSQLPythonSoftware DevelopmentSQLAgileArtificial IntelligenceDesign PatternsExpress.jsFrontend DevelopmentFull Stack DevelopmentGitJavascriptMachine LearningReact.jsTypeScriptAlgorithmsAPI testingData StructuresServerlessCommunication SkillsAnalytical SkillsCollaborationCI/CDProblem SolvingAgile methodologiesMicroservicesJSONSoftware EngineeringDebugging

Posted about 17 hours ago
Apply
Apply

📍 Bratislava, Kyiv

🧭 Full-Time

🔍 Software Development

  • 5+ years in engineering, with a focus on code quality and best practices
  • 3+ years of experience in building web solutions using (a) Node.js or (b) React with another programming language (Java, Python, .NET, etc.)
  • Proficiency in JavaScript/TypeScript
  • Strong analytical and problem-solving skills
  • Proactiveness and ability to drive improvements in projects
  • Comfortable working in Agile environments
  • Upper-intermediate English
  • Design scalable, modular, and maintainable architectures for AI-powered applications
  • Collaborate with product teams to understand requirements and translate them into technical solutions
  • Integrate APIs (e.g., OpenAI, Hugging Face) for NLP, image recognition, and other AI-driven tasks
  • Implement prompt engineering, embeddings, and vector databases (Postgres) for Retrieval-Augmented Generation (RAG)
  • Customize pre-trained AI models using tools like Hugging Face's Transformers
  • Optimize server-side logic for efficient AI querying and integration
  • Work with unstructured data (text, images, etc.) and convert it into model-ready formats
  • Validate AI model outputs to ensure quality and business value

AWSBackend DevelopmentDockerNode.jsPostgreSQLSQLAgileArtificial IntelligenceFull Stack DevelopmentGitJavascriptMachine LearningReact.jsTypeScriptAPI testingCI/CDRESTful APIs

Posted about 22 hours ago
Apply
Apply

📍 Worldwide

🧭 Full-Time

💸 130000.0 - 140000.0 USD per year

🔍 Software Development

  • 8+ years experience working as a full-stack engineer on complex web applications with significant scale (100k+ rpm, 100GB+ databases).
  • Strong proficiency in Ruby on Rails, MySQL/Postgresql, ReactJS, TypeScript, CSS/SCCS, TailwindCSS.
  • Familiarity with both frontend and backend is necessary, but a high degree of proficiency in both is not a requirement. Or put another way, you should be able to individually build most small to medium features end-to-end across the stack, but you can be much better at backend than at frontend.
  • A desire to work in an environment which values speed of iteration and individual autonomy, while also embracing personal accountability and the ability to collaborate effectively as part of a dynamic team.
  • Great communication skills both in writing and verbal/oral (English).
  • You should be able to lead a complex project end to end with judgment and an attention to detail when it comes to architectural, product, design, and process decisions. Your judgment should inspire a high level of trust within the team.
  • Experience working on a fully distributed remote team.
  • Comfortable in a fast-paced environment with a certain level of ambiguity, especially when learning and picking up new technologies when projects require it.
  • Work autonomously on a product built in Ruby on Rails backend and React front-end.
  • Build critical features and improvements for our web app, with a product-first mindset.
  • Work closely with Circle's leaders throughout the feature design process.
  • Work closely with our designers to create a world-class user experience.
  • Improve the quality of our codebase and identify architectural deficiencies.
  • Learn, implement, and maintain new integrations with services like OpenAI, Zendesk, Hubspot, Notion, and Slack to improve the daily operations of our customer-facing teams.
  • Foster a bias for action, prioritizing speed of iteration without compromising on the quality of code or user experience.
Posted about 23 hours ago
Apply
Apply

📍 United States, Europe, Australia

💸 175000.0 - 225000.0 USD per year

🔍 Robotics

🏢 Company: Foxglove👥 1-10💰 $15,000,000 Series A over 2 years agoComputerRoboticsInformation TechnologySoftware

  • 6+ years professional experience in full stack JavaScript/TypeScript engineering
  • Professional experience creating idiomatic SQL-backed REST APIs
  • Experience implementing, deploying, and scaling production Node.js services
  • Professional experience using frontend frameworks and client libraries
  • Take ownership of our REST API, client libraries, and ensure a seamless API-first developer experience
  • End-to-end feature ownership, interacting with customers and our community to understand their needs
  • Work alongside an experienced team on a cutting edge product

Backend DevelopmentNode.jsPostgreSQLSoftware DevelopmentSQLFrontend DevelopmentFull Stack DevelopmentJavascriptReact.jsTypeScriptREST API

Posted 4 days ago
Apply
Apply

📍 United States

🧭 Full-Time

💸 160000.0 - 210000.0 USD per year

🔍 Software Development

🏢 Company: Vannevar Labs

  • 5+ years as a Full Stack Developer or similar role
  • Experience building and owning features end-to-end
  • Excellent communication and teamwork skills
  • Experience working with web frameworks and platforms such as React, Node, Redux, Apollo, or Similar
  • Must be able to obtain and hold a U.S. security clearance
  • Engineer and own the software solutions that are deployed to customers
  • Build software that helps users unlock value within our data holdings: large scale text, multimedia, and geospatial datasets spanning over 46 different languages
  • Write code to improve products and scale our capabilities to more customers and use cases
  • Collaborate across interdisciplinary teams to plan, build, and deliver complex software features
  • Travel up to 20% of time to meet with mission owners and deliver capabilities

AWSNode.jsSoftware DevelopmentFull Stack DevelopmentReact.jsAPI testingReduxRESTful APIsExcellent communication skillsTeamworkData visualization

Posted 4 days ago
Apply
Apply

📍 Croatia, Romania, Bulgaria, Czechia, Poland

🔍 Software Development, IT consulting, digital transformation

🏢 Company: cogify ag

  • 5+ years of experience in software engineering, with a focus on Spring Boot (Java) and frontend frameworks.
  • Strong experience in developing and maintaining RESTful APIs and/or GraphQL.
  • Proficiency with databases, both relational (e.g. PostgreSQL) and document-oriented such as MongoDB.
  • Hands-on experience with front-end technologies (React + Typescript).
  • Experience working with cloud platforms (Azure).
  • Knowledge of containerization and orchestration tools like Docker and Kubernetes.
  • Understanding of microservices architecture and event-driven systems.
  • Strong problem-solving skills and the ability to work in a fast-paced environment.
  • Excellent communication and teamwork skills.
  • Design, develop, and maintain backend services using Spring Boot (Java).
  • Build and optimize APIs for mobile applications (iOS & Android).
  • Develop and maintain frontend applications using modern frameworks (React + Typescript).
  • Collaborate with mobile engineers and UI/UX designers to integrate backend and frontend components seamlessly.
  • Ensure scalability, security, and performance of full-stack applications.
  • Deliver high-quality production and test code, conduct code-reviews and write helpful documentation.
  • Work with cross-functional teams to define and deliver new features.
  • Troubleshoot and debug production issues efficiently.
  • Stay updated with the latest trends and technologies in full-stack development.

Backend DevelopmentDockerGraphQLPostgreSQLSQLFrontend DevelopmentFull Stack DevelopmentJavaKubernetesMongoDBSpring BootTypeScriptAPI testingAzureReactRESTful APIsMicroservicesSoftware Engineering

Posted 5 days ago
Apply
Apply

📍 US

🧭 Full-Time

🔍 Advertising Software

🏢 Company: MNTN👥 251-500💰 $2,000,000 Seed about 2 years agoAdvertisingReal TimeMarketingSoftware

  • 5+ years of Javascript. Pixel or tracking experience, including asynchronous programming and state management
  • 3+ years of HTML/CSS experience, including layouts, specificity, cross-browser compatibility, and accessibility
  • Experience in a NodeJS server environment
  • Familiarity with writing effective unit and functional tests in an automated environment
  • Familiarity with cloud infrastructure (AWS preferred) and containerization (Docker, Kubernetes)
  • Familiarity with SQL (PostgreSQL)
  • Proficiency with Git, CI/CD pipelines, and build tools
  • Experience with AI productivity tools (ChatGPT, Claude, Copilot, Cursor)
  • Strong problem-solving skills and ability to collaborate with both technical and non-technical stakeholders
  • Ability to comprehend business requirements and translate them into technical specifications
  • Design and build a robust marketing platform that reaches the right audience anywhere, anytime
  • Build, maintain, and enhance high-visualization analytics dashboards
  • Develop performant and robust UIs using commercial and open-source frameworks
  • Collaborate with and explain complex technical issues to your technical peers and non-technical stakeholders
  • Optimize and enhance existing services and products

AWSBackend DevelopmentDockerNode.jsPostgreSQLSQLEs6Frontend DevelopmentFull Stack DevelopmentGitHTMLCSSJavascriptKubernetesCI/CDRESTful APIs

Posted 5 days ago
Apply
Apply

📍 EMEA

🧭 Full-Time

🔍 DeFi

🏢 Company: LI.FI👥 51-100💰 $17,500,000 Series A about 2 years agoBlockchainFinancial ServicesFinanceInformation TechnologyFinTechSoftware

  • Must be located in the EMEA region
  • At least 3/4 years of working experience, including 1/2 years focusing on frontend work using React/Next.js
  • Effective communication skills (in English) with the ability to build relationships and work in a small but excellent team while self-guided on a day-to-day basis
  • Experience in UX/UI development
  • Experience in software design and architecture
  • Knowledge of testing frameworks and principles
  • Previous working experience in the crypto space or related technical understanding
  • Architecting and implementing scalable and robust infrastructure solutions that can handle growing user loads and evolving business needs (we are already used by over 150k monthly active users).
  • Developing and maintaining comprehensive test suites, including unit tests, integration tests, and end-to-end tests
  • Design and develop high quality frontend applications that are testable and maintainable
  • Be responsible for development of prototypes, new frontend features and React components
  • Leading the design, development, and maintenance of a newly developed Jumper backend system and APIs
  • Collaborate closely with the Software Engineers, Product Manager and Designers within your team

Backend DevelopmentDockerNode.jsPostgreSQLCloud ComputingFrontend DevelopmentGCPGitKubernetesReact.jsSoftware ArchitectureTypeScriptRedisNext.jsCI/CDRESTful APIsSoftware Engineering

Posted 7 days ago
Apply
Apply

🧭 Full-Time

💸 140000.0 - 200000.0 USD per year

🔍 Software Development

🏢 Company: Sadaora

  • 5+ years of Full Stack Development experience, with expertise in React.js, Node.js, and Python.
  • Experience working with AI/ML models and integrating them into applications.
  • Proficiency in AWS, Cloudflare, and DevOps best practices.
  • Strong understanding of database management (SQL & NoSQL).
  • Experience with CI/CD pipelines and cloud deployment strategies.
  • Design, develop, and maintain scalable and high-performance web applications using React.js, HTML5, CSS3, JavaScript (Frontend) and Node.js (Backend).
  • Architect a robust, modular, and reusable codebase, ensuring efficiency and maintainability.
  • Implement and optimize database structures (SQL/NoSQL) for seamless data flow and retrieval.
  • Develop and integrate AI/ML capabilities using Python for predictive analytics, recommendation engines, and personalized user experiences.
  • Ensure API development follows RESTful and GraphQL best practices for seamless third-party integrations.
  • Lead and mentor a team of 2-3 Full Stack Engineers and collaborate with a UI/UX Designer.
  • Conduct code reviews, provide constructive feedback, and enforce coding best practices.
  • Work closely with the Community Manager to align technical features with user engagement strategies.
  • Partner with product managers to translate business requirements into technical solutions.
  • Oversee and optimize cloud infrastructure on AWS & Cloudflare for scalability and security.
  • Implement CI/CD pipelines for automated testing and deployment.
  • Monitor system performance, troubleshoot issues, and ensure high availability and security.
  • Collaborate with data scientists to integrate AI/ML models into the application.
  • Optimize ML workflows and API calls for real-time user interactions.
  • Ensure ethical AI practices, data privacy, and model transparency.
  • Enforce best practices for authentication, authorization, and data encryption.
  • Ensure compliance with GDPR, CCPA, and other relevant regulations.
  • Identify vulnerabilities and implement solutions to enhance security.
  • Research emerging technologies and frameworks to enhance application performance.
  • Participate in strategic discussions about product roadmap and feature prioritization.
  • Drive continuous improvement through A/B testing and user feedback analysis.
Posted 7 days ago
Apply

Related Articles

Posted about 1 month ago

Why remote work is such a nice opportunity?

Why is remote work so nice? Let's try to see!

Posted 7 months ago

Insights into the evolving landscape of remote work in 2024 reveal the importance of certifications and continuous learning. This article breaks down emerging trends, sought-after certifications, and provides practical solutions for enhancing your employability and expertise. What skills will be essential for remote job seekers, and how can you navigate this dynamic market to secure your dream role?

Posted 8 months ago

Explore the challenges and strategies of maintaining work-life balance while working remotely. Learn about unique aspects of remote work, associated challenges, historical context, and effective strategies to separate work and personal life.

Posted 8 months ago

Google is gearing up to expand its remote job listings, promising more opportunities across various departments and regions. Find out how this move can benefit job seekers and impact the market.

Posted 8 months ago

Learn about the importance of pre-onboarding preparation for remote employees, including checklist creation, documentation, tools and equipment setup, communication plans, and feedback strategies. Discover how proactive pre-onboarding can enhance job performance, increase retention rates, and foster a sense of belonging from day one.