Apply

Senior Full Stack Engineer

Posted about 2 months agoViewed

View full description

💎 Seniority level: Senior, 5+ years

📍 Location: Poland

🔍 Industry: Data integration technology

🏢 Company: Supermetrics👥 251-500💰 $47,174,818 Series B over 4 years agoSaaSAnalyticsB2BMarketingEnterprise SoftwareSoftware

🗣️ Languages: English

⏳ Experience: 5+ years

🪄 Skills: Backend DevelopmentPHPTypeScriptREST APIReact

Requirements:
  • 5+ years of experience in full-stack role
  • Strong expertise in React, TypeScript, and PHP is a must
  • Ability to optimize website performance (e.g., reducing loading times, minimizing resources)
  • Experience implementing user authentication and adhering to security best practices
  • Proficient in unit testing, integration testing, and end-to-end testing to ensure quality
  • Strong problem-solving skills, with fluent English communication and effective feedback skills
Responsibilities:
  • Design and build intuitive, self-serve UIs for multiple projects within the Connectors Apps team.
  • Collaborate with cross-functional teams to deliver user-focused features and improvements.
  • Develop and maintain scalable PHP-based applications, ensuring high performance and reliability.
  • Debug and resolve issues efficiently, contributing to the team’s technical excellence.
  • Conduct code reviews to uphold best practices and maintain code quality standards.
Apply

Related Jobs

Apply

📍 Poland

🧭 Full-Time

🔍 Healthcare technology

  • Minimum of 5 years working on web applications with a focus on full-stack development.
  • Proficient in JavaScript (ES6+), with hands-on experience in Vue.js and TypeScript.
  • Strong knowledge of backend development using PHP (Laravel & Symfony); .NET experience is a plus.
  • Experience with working with and implementing APIs, SDKs, and web services.
  • Familiarity with RESTful APIs and microservices architecture.
  • Experience with tools such as GIT, SASS, Yarn, Webpack, and NPM.
  • Proficient in working with relational databases (SQL Server, MySQL) and NoSQL databases (MongoDB).
  • Comfortable working in Agile teams, with a strong understanding of Agile practices.
  • Fluent in English (B2 level or higher) with strong communication skills.
  • Interest in business aspects of projects.
  • Working directly with the business team, including VPs and Directors.
  • Design, develop, and maintain scalable and efficient full-stack applications using PHP (Laravel/Symfony) for the backend and Vue.js (and vanilla JS) for frontend development.
  • Experiment with AI and emerging technologies to prototype innovative solutions.
  • Collaborate with cross-functional teams to rapidly validate hypotheses and deliver MVPs in fast-paced, iterative cycles.
  • Contribute to greenfield projects by architecting solutions, ensuring clean, maintainable, and testable code.
  • Utilize data-driven insights to inform development decisions and improve product performance.
  • Embrace a fail-fast, learn-fast mentality for iteration on prototypes.
  • Integrate third-party APIs and services as needed.

DockerPHPAgileGitJavascriptKubernetesMongoDBMySQLTypeScriptVue.JsSymfonyCI/CDRESTful APIs

Posted about 5 hours ago
Apply
Apply

📍 Poland, Ukraine

🔍 Other

🏢 Company: Innovecs👥 501-1000OutsourcingSoftware EngineeringSoftware

  • 3+ years of software full-stack engineering experience (60-70% Front-end focus).
  • Strong frontend experience with React (must-have).
  • 2-3 years of backend experience with Node.js (must-have).
  • Good understanding and experience with databases.
  • Experience with AWS and cloud/serverless technologies (must).
  • Team player with strong communication skills, able to work independently.
  • Proficient in English.
  • Partner with product managers, designers, and analysts to understand user needs and build appropriate solutions.
  • Take ownership of engineering projects from design to implementation, deployment, and maintenance.
  • Design and develop software for thousands of customers.
  • Write modular, secure, and well-tested code.
  • Enhance development environment and internal tooling.
  • Collaborate with customer support to address user issues effectively.
  • Contribute to team and company culture.

Backend DevelopmentNode.jsFrontend DevelopmentREST APIReact

Posted 6 days ago
Apply
Apply

📍 Ukraine, Poland

🧭 Full-Time

🔍 Payments and B2B ecommerce

🏢 Company: All Cares

  • At least 6 years of experience in backend development, with a focus on Typescript and NodeJS (4+ years).
  • Experience with MongoDB and PostgreSQL.
  • At least 3 years of experience in frontend development using ReactJS.
  • Knowledge of AWS services including Lambda, EC2, ElasticBeanstalk, and SQS.
  • Develop and maintain features for the all-in-one sales and management platform.
  • Work on backend and frontend technologies while integrating various e-commerce platforms.

AWSBackend DevelopmentNode.jsPostgreSQLFrontend DevelopmentMongoDBReact.jsTypeScript

Posted about 1 month ago
Apply
Apply

📍 Europe

🧭 Full-Time

💸 103000 - 156000 USD per year

🔍 Commercial insurance

🏢 Company: Kalepa👥 11-50💰 $14,000,000 Series A over 3 years agoArtificial Intelligence (AI)Big DataTechnical SupportInsurTechInsuranceCommercial InsuranceSoftware

  • Minimum of 5+ years of relevant software engineering experience.
  • Excellent development skills including design, debugging, and problem-solving.
  • Experience with modern front end frameworks, preferably React/Redux.
  • Experience in backend development and API design.
  • Bachelor's or Master's degree in computer science or a related field.
  • Primarily use Python3 but open to other OO languages (Java, C++, C#, etc.).
  • Experience with AWS and serverless technologies.
  • Familiarity with relational databases, preferably PostgreSQL.
  • Experience with tools like Docker, Git, GitHub, Flask, NumPy, Pandas.
  • Working on cutting-edge tech including NLP, firmographic data, and entity resolution.
  • Tackling problems at the intersection of data pipelines, distributed systems, and machine learning models.
  • Collaborating with a global team of full-stack, data, ML, and DevOps engineers.

AWSBackend DevelopmentDockerPostgreSQLGitReduxServerlessReact

Posted 4 months ago
Apply