Lumenalta

Company Name: Lumenalta
Job Title: React Developer - Mid Level
Job Description: **Job title:** React Developer – Mid Level **Role Summary:** Mid‑level React Developer responsible for designing, developing, and maintaining high‑performance, scalable enterprise web applications for clients in complex domains such as Logistics, FinTech, Transportation, Insurance, and Media. Works remotely on projects that handle hundreds of millions of transactions and data points, collaborating closely with senior engineers and cross‑functional teams to deliver elegant, testable, and well‑documented solutions. **Expectations:** - Deliver clean, modern, and maintainable code that adheres to best practices. - Write comprehensive unit and integration tests; maintain code coverage and quality metrics. - Actively participate in code reviews, pair programming, and knowledge sharing. - Communicate effectively in English, both written and verbal, to stakeholders, designers, and product managers. - Proactively identify technical challenges, propose solutions, and drive initiatives forward. - Maintain a professional, empathetic, and collaborative attitude within a fully remote team. **Key Responsibilities:** - Develop reusable React components and patterns, leveraging modern JavaScript (ES6+) features. - Implement state management with Redux, including actions, reducers, middleware, and selectors. - Integrate real‑time data streams using WebSockets and ensure efficient data handling. - Construct async workflows with async/await, promise‑based APIs, and data‑fetching libraries. - Optimize front‑end performance, accessibility, and SEO for enterprise‑grade applications. - Write, maintain, and enforce coding standards, linting rules, and styling guidelines (e.g., ESLint, Prettier). - Produce clear documentation for components, APIs, and deployment procedures. - Collaborate with backend teams, QA, and product owners to translate requirements into technical solutions. - Support continuous integration and deployment pipelines, monitoring, and incident resolution. **Required Skills:** - 3+ years of professional software development experience. - Proficiency with JavaScript, React, Redux, WebSockets, async/await, and modern front‑end toolchains. - Experience building responsive, accessible, and performant web interfaces. - Familiarity with testing frameworks (e.g., Jest, React Testing Library). - Ability to write maintainable, well‑documented, and testable code. - Strong problem‑solving skills and a proactive mindset. - Excellent written and verbal communication in English. - Professional, team‑oriented, and empathic attitude. **Required Education & Certifications:** - Bachelor’s degree in Computer Science, Software Engineering, or related field (or equivalent professional experience). - No mandatory certifications required, but any additional qualifications in front‑end development or JavaScript frameworks are a plus.

Tulsa, United states

Remote

Mid level

24-11-2025

Company Name: Lumenalta
Job Title: Fullstack JavaScript Engineer (MarTech)
Job Description: **Job Title** Fullstack JavaScript Engineer (MarTech) **Role Summary** Senior full‑stack engineer responsible for designing, building, and maintaining scalable web applications and analytics solutions using JavaScript, React, Node.js, and Express. Focus on integrating MarTech platforms, implementing serverless workflows, and defining event schemas to support marketing automation and data-driven insights. **Expectations** - Deliver clean, testable, and well‑documented code at a high standard. - Own end‑to‑end tracking architecture and data‑layer design. - Lead architecture discussions, provide mentorship, and influence technical strategy. - Collaborate closely with product, marketing, and data teams to translate business requirements into technical solutions. **Key Responsibilities** - Develop and extend full‑stack applications with React, Node.js, Express, and modern front‑end tools. - Architect and implement tracking and analytics pipelines across Segment, Tealium, Google Tag Manager, Amplitude, Mixpanel, GA4, etc. - Design event schemas, data‑layer standards, and consent management workflows. - Build serverless functions (AWS Lambda or Azure Functions) for event routing, transformation, and delivery. - Create APIs and back‑end logic that support analytics, personalization, and marketing automation. - Ensure data governance, cross‑platform identity resolution, and compliance with data‑privacy requirements. - Participate in code reviews, design reviews, and strategic technical decisions. - Mentor junior developers and contribute to a senior‑only engineering culture. **Required Skills** - 7+ years of professional software development. - 4+ years of senior‑level hands‑on experience with JavaScript, Node.js, Express, and React (preferred). - Extensive experience integrating MarTech tools (Segment, Tealium, GTM, Mixpanel, Amplitude, etc.). - Proven ability in designing data layers, event schemas, and complex tracking plans. - Serverless development with AWS Lambda or Azure Functions. - Working knowledge of MongoDB or equivalent NoSQL databases. - Strong coding practices: clean, modern, testable, documented. - Excellent communication, collaboration, and problem‑solving skills. - Advanced proficiency in English (written and spoken). **Required Education & Certifications** - Bachelor’s degree in Computer Science, Engineering, or related field (or equivalent professional experience). - No mandatory certifications, but knowledge of AWS, Azure, or related cloud certifications is advantageous.

United states

Remote

Senior

24-11-2025

Company Name: Lumenalta
Job Title: Node Engineer - Mid Level
Job Description: Job Title: Node Engineer – Mid Level Role Summary: Mid-level backend engineer tasked with designing, implementing, and maintaining scalable Node.js services for enterprise clients. Responsible for clean, testable code, API integration with MongoDB, and serverless deployment on AWS Lambda or Azure Functions. Works within a fully remote, collaborative environment. Expectations: • Professional, empathic team player • Advanced English communication skills • Proactive, problem‑solving mindset, self‑starter (“go‑getter”) • Strong commitment to quality, documentation, and testability Key Responsibilities: • Develop and maintain Node.js/Express APIs and microservices • Design efficient data access patterns with MongoDB • Write unit, integration, and automated tests (e.g., Jest/Mocha) • Deploy and manage serverless functions (AWS Lambda/Azure Functions) in CI/CD pipelines • Participate in code reviews, documentation, and knowledge sharing • Troubleshoot performance, scalability, and reliability issues • Collaborate with product, frontend, and DevOps teams virtually Required Skills: • 3+ years professional experience with JavaScript/Node.js/Express • Practical use of MongoDB and RESTful API design • Experience writing clean, test‑driven, documented code • Serverless architecture on AWS Lambda or Azure Functions • Git, CI/CD basics, cloud services fundamentals • Excellent verbal and written English Required Education & Certifications: No specific degree mandated; a Bachelor’s degree in Computer Science or a related field is preferred. Technical assessment required.

Tulsa, United states

Remote

Mid level

24-11-2025

Company Name: Lumenalta
Job Title: Java Developer Senior
Job Description: **Job Title** Senior Java Developer **Role Summary** Lead design, development, and delivery of large‑scale Java applications for complex, industry‑specific solutions. Interface with cross‑functional teams to translate business requirements into robust, cloud‑native services, ensuring performance, reliability, and security across a multi‑tenant environment. **Expectations** - Minimum 7 years of professional software development. - Demonstrated experience in the financial or related multifactor industries (logistics, fintech, transportation, insurance, media). - Senior‑level proficiency with Java 17, Kafka, and the Spring ecosystem (Boot, REST, Data, AOP). - Hands‑on expertise managing and deploying services on AWS (ECS/Kubernetes, EC2, ECR, Lambda, ELB, S3, EFS, SQS, SES, API Gateway, ElastiCache, RDS, DynamoDB, Redshift). - Proficient in English (verbal and written). - Strong problem‑solving skills, proactive mindset, collaborative team‑player attitude. **Key Responsibilities** - Architect and implement scalable microservices using Java 17 and Spring frameworks. - Design and maintain robust data pipelines with Kafka and related messaging patterns. - Deploy, monitor, and optimize services on AWS, leveraging container orchestration, serverless functions, and managed databases. - Collaborate with product owners, architects, and DevOps teams to ensure architectural alignment and technical excellence. - Mentor junior developers, conduct code reviews, and enforce best practices in coding, testing, and documentation. - Participate in incident response and performance tuning across distributed systems. - Contribute to continuous improvement initiatives in development processes, tooling, and cloud infrastructure. **Required Skills** - Java 17 programming (core Java, concurrency, streams). - Spring Boot, Spring REST, Spring Data, Spring AOP. - Kafka streaming and integration patterns. - AWS services: ECS/Kubernetes, EC2, ECR, Lambda, ELB, S3, EFS, SQS, SES, API Gateway, ElastiCache, RDS, DynamoDB, Redshift. - RESTful API design and implementation. - Containerization (Docker) and orchestration. - Unit and integration testing frameworks (JUnit, Mockito). - Version control (Git) and CI/CD pipelines. - Bilingual or fluency in English; excellent communication skills. **Required Education & Certifications** - Bachelor’s degree in Computer Science, Software Engineering or related field (or equivalent professional experience). - Preferred certifications: AWS Certified Developer or Solutions Architect; Oracle Certified Professional, Java SE.

Canada

Remote

Senior

24-11-2025

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