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$$$
Tiempo completo
Senior Back-end Engineer(JavaScript/Node.js)
JavaScript
Git
Node.js
Virtualization
ABOUT APPLY DIGITAL
Apply Digital is a global digital transformation partner for change agents. Leveraging expertise that spans Business Transformation Strategy, Product Design & Development, Commerce, Platform Engineering, Data Intelligence, Change Management, and beyond, we enable our clients to modernize their organizations and deliver meaningful impact to the business and to their customers. Our 650+ team members have helped transform global companies like Kraft Heinz, NFL, Moderna, Lululemon, Games Workshop, Atlassian, and The Very Group. Visit applydigital.com to learn how we can unlock your company’s potential.
If you'd like to learn more about Apply Digital's culture click HERE.
LOCATION: Apply Digital is hybrid/remote-friendly. The preferred candidate should be based in Latin America, preferably working in hours that align to ET (Eastern Timezone) or PT (Pacific Timezone).
Applications at getonbrd.com.
Responsibilities:
- Architect, develop, and maintain scalable backend systems using NodeJS and TypeScript.
- Design and implement high-performance, secure RESTful APIs and microservices.
- Lead the design and implementation of complex data models and efficient database operations using ORMs (TypeORM or Prisma).
- Write high-quality, well-documented, and testable code.
- Lead code reviews and provide technical guidance to the development team.
- Troubleshoot, debug, and optimize complex systems.
- Collaborate with cross-functional teams, particularly frontend developers.
- Drive technical decision-making and architectural designs.
- Mentor junior and intermediate developers, fostering their professional growth.
- Play a key role in technical project planning and execution.
- Ensure best practices in security, performance, and code quality
- Contribute to the creation and maintenance of technical documentation.
Requirements:
- Bachelor's or Master's degree in Computer Science, Software Engineering, or a related field (or equivalent practical experience).
- 5+ years of experience in NodeJS development, with a focus on backend systems.
- Expert-level proficiency in JavaScript and TypeScript.
- Extensive experience with NodeJS frameworks such as NestJS, Fastify, or Express.
- Strong expertise in .designing and implementing RESTful APIs and microservices
- Advanced knowledge of ORMs, particularly TypeORM and Prisma.
- Proficiency in designing and optimizing database schemas and queries.
- Experience with cloud platforms (AWS, Azure, or GCP) and containerization (Docker, Kubernetes).
- Strong understanding of software architecture patterns and principles.
- Proficiency with version control systems (Git) and CI/CD pipelines.
- Experience with performance monitoring and optimization tools.
- Excellent problem-solving skills and attention to detail.
- Strong leadership and mentoring abilities.
- Outstanding communication skills in English, both written and verbal.
Nice-to-haves:
- Experience working with other strongly typed languages like C# and Java.
- Experience working with e-commerce solution providers and loyalty solution providers.
- Experience architecting solutions on cloud platforms.
- Experience with docker and containerized workloads.
- Understanding of modern JavaScript frontend frameworks.
LIFE AT APPLY DIGITAL :
- Flexibility - work where you work best
- Competitive benefits plan
- Generous paid time off - take the time you need to be balanced and energized
- A growing company means many opportunities for advancement - we like to promote from within!
- Regular team and company events (karaoke, escape rooms, axe throwing and more!)
- Training budgets, Days of Learning, company-wide training
Fully remote
You can work from anywhere in the world.
Flexible hours
Flexible schedule and freedom for attending family needs or personal errands.
Computer provided
Apply Digital Latam provides a computer for your work.
Informal dress code
No dress code is enforced.
Vacation over legal
Apply Digital Latam gives you paid vacations over the legal minimum.
Beverages and snacks
Apply Digital Latam offers beverages and snacks for free consumption.
Gross salary
$3000 - 5000
Tiempo completo
Developer – RAG Platform (Python/Langchain)
JavaScript
UX
Python
Redis
Redegades Alpha AI is an enterprise-grade conversational RAG platform that fuses hybrid search, knowledge graphs, multi-layer validation, rich dashboards, and stringent security controls to deliver executive-ready business intelligence. The platform functions as a “Co-CEO assistant,” enabling private, secure, customer-owned data experiences. As a Lead/Senior Developer, you will own the next phase of the Python/LangChain system, guiding its web, API, and monitoring layers to production readiness while enabling new capabilities and integrations. You will collaborate across products, security, and operations to ensure scale, reliability, and enterprise-grade performance.
Find this vacancy on Get on Board.
Key Responsibilities
- Own end-to-end development of the Python/LangChain RAG stack, including document ingestion, hybrid retrieval, multi-layer validation, knowledge graph services, and unit/integration test coverage.
- Build and maintain FastAPI services, command-line tools, customer-branded web interfaces, and Redis-backed conversation memory powering chat, agents, and integrations.
- Improve observability with monitoring dashboards, experiment management, and automated fallback safeguards to ensure reliable deployments.
- Strengthen enterprise security through MFA, SSO/IdP integrations, RBAC, CSRF/JWT protections, and audit dashboards aligned with compliance needs.
- Drive deployment automation, environment provisioning, and CI/CD validation suites across development, staging, and production environments.
- Collaborate with data engineers and UX teams to design scalable data models, knowledge graphs, and intuitive analytics dashboards.
- Mentor junior developers, perform code reviews, and advocate for best practices in testing, performance, and security.
- Participate in structured A/B testing, experiment dashboards, and production-grade reporting with validation metadata.
Required Experience & Skills
We are seeking a hands-on senior Python developer with deep experience in LangChain, OpenAI integrations, FAISS, and Redis. You should have a proven track record delivering production-grade FastAPI services and REST integrations, plus practical familiarity with knowledge graphs and entity extraction (e.g., NetworkX pipelines, relationship mapping).
Key technical competencies include:
- Expert-level Python (3.10+) with substantial production experience in LangChain, OpenAI, FAISS, and Redis.
- Proven ability to design, implement, and maintain FastAPI (or equivalent) services and REST integrations.
- Hands-on work with knowledge graphs and entity-extraction to support robust data relationships and retrieval.
- Frontend capability in HTML/CSS/JavaScript for dashboards, analytics portals, and monitoring UX.
- Strong security engineering background: MFA, IdP/SSO integrations, RBAC, CSRF/JWT protections, and security-conscious monitoring.
- DevOps familiarity: shell scripting, environment management, Docker/systemd deployments, Redis operations.
- Excellent collaboration skills, with the ability to translate business requirements into technical solutions and influence product direction.
Bonus: Experience running structured A/B tests in production AI systems, enterprise reporting (PDF/structured), and managing AI-facing experiment dashboards.
Desirable Skills & Experience
Prior experience delivering large-scale AI-assisted enterprise platforms with emphasis on security, auditability, and reliability. Familiarity with observability best practices, incident response, and performance tuning in distributed Python apps is highly valued.
Startup
We offer a competitive compensation package, flexible work arrangements, and opportunities to influence product direction in a fast-growing AI-first company. You will join a collaborative team focused on building private, secure, enterprise-grade intelligence solutions. If you are excited to push the boundaries of RAG technologies and are motivated by solving complex data challenges for leading enterprises, we’d love to hear from you.
Fully remote
You can work from anywhere in the world.
Flexible hours
Flexible schedule and freedom for attending family needs or personal errands.
$$$
Tiempo completo
Lead Front-end Engineer
JavaScript
Front-end
Excel
Node.js
Niuro connects projects with elite tech teams and partners with leading U.S. companies. We empower projects by delivering autonomous, high-performance teams and handling end-to-end administrative tasks (hiring, payments, training) so our engineers can focus on delivering exceptional results. Our teams operate in a globally remote environment, with ongoing opportunities for professional growth, leadership development, and long-term collaboration. We partner with clients on technically rigorous, impactful initiatives that drive innovation in dynamic markets.
Apply only from getonbrd.com.
Core Responsibilities
- Lead frontend engineering efforts for complex fintech/lending projects, driving architecture, coding standards, and robust delivery pipelines.
- Design and implement scalable front-end solutions using Angular, with integration patterns to NestJS, Node.js, and modern tooling (WebPack) to ensure maintainability and performance.
- Architect and optimize deployment pipelines in Azure, enabling reliable, secure, and automated releases from development to production.
- Manage cross-app authentication and session sharing (e.g., Next.js ↔ Angular) with performance-focused caching strategies and Cloudflare integration.
- Contribute to simple, efficient, and scalable solutions delivered with minimal bugs and production risk.
- Collaborate effectively with global teams, articulating technical decisions clearly and aligning them with product and business goals.
- Provide leadership in technical decisions, mentor engineers, and foster a culture of quality, accountability, and continuous improvement.
Required Skills & Experience
We are seeking a Senior Frontend Engineer who brings deep expertise in Angular, NestJS, Node.js, and modern frontend architecture. The ideal candidate has hands-on experience delivering fintech or lending products, building end-to-end deployment pipelines in Azure, and implementing secure, scalable cross-app authentication patterns. You should excel in high-autonomy environments, demonstrate strong communication skills, and deliver features with high quality and rapid iteration while maintaining a strong focus on user experience and security. Fluency in English for collaboration with global teams is essential. Strong leadership capabilities and a track record of guiding both people and technical decisions to align with product vision are highly valued.
Desirable Skills & Experience
Executive communication skills with the ability to simplify complex ideas; proven experience leading technical teams; strategic thinking to align technical decisions with product impact; comfort operating in fast-paced, growth-focused environments; a proactive approach to asking the right questions to deeply understand business, product, and technology needs; passion for simplicity in development to achieve fast, meaningful impact.
Benefits & Perks
We provide the opportunity to participate in impactful and technically rigorous industrial data projects that drive innovation and professional growth. Our work environment emphasizes technical excellence, collaboration, and continuous innovation.
Niuro supports a 100% remote work model, allowing flexibility in work location globally. We invest in career development through ongoing training programs and leadership opportunities, ensuring continuous growth and success.
Upon successful completion of the initial contract, there is potential for long-term collaboration and stable, full-time employment, reflecting our long-term commitment to our team members.
Joining Niuro means becoming part of a global community dedicated to technological excellence and benefiting from a strong administrative support infrastructure that enables you to focus on impactful work without distraction.
Informal dress code
No dress code is enforced.