The Role
Design and build backend services using Nest.js, collaborate across teams, mentor junior engineers, and ensure high test coverage and performance optimization.
Summary Generated by Built In
Newfire Global Partners is a leading technology firm that specializes in building transformative software solutions for some of the world’s most innovative companies. With a presence across four continents, Newfire Global brings deep expertise in digital healthcare, AI-driven analytics, and enterprise technology. The firm’s track record of delivering scalable, high-impact solutions has made it a trusted partner for organizations seeking to drive meaningful change through technology.
We are passionate about the purpose-driven mission to help improve the quality of care for patients and are building a collaborative, innovative, and inclusive culture. We are a fully funded company founded by serial entrepreneurs with a stable client base.
Opportunity for impact
We are seeking a Senior Nest.js Developer to join our backend development team. In this role, you will design and build scalable backend services using Nest.js, help drive architecture and system improvements, and collaborate closely with frontend, product teams. You will also play a mentoring role for more junior engineers, and contribute to defining best practices around testing, code quality, and deployment.
Your day-to-day activities:
- Design, build, and maintain backend services/APIs using Nest.js, MongoDB, and TypeScript.
- Architect scalable, maintainable, and secure microservices / modular applications.
- Collaborate with frontend teams, product managers, and UX to translate requirements into robust endpoints.
- Ensure high test coverage: unit, integration, end-to-end tests.
- Optimize performance, reliability, and scalability of existing systems.
- Participate in code reviews, provide technical feedback and mentor junior engineers.
- Work on CI/CD, observability (metrics/logging), deployment, and rollback plans.
- Maintain good API documentation and versioning.
- Stay up-to-date with backend innovations, security best practices, and apply improvements.
- As a Senior team member, you will be expected to actively participate in our hiring processes by serving on interview panels for future roles across the company.
You’re a perfect match if you have:
Must have
- 5+ years of professional experience building backend services / APIs, with at least 2+ years working with Nest.js in production.
- Deep proficiency in TypeScript; solid understanding of JavaScript core.
- Strong design skills in API architecture: REST.
- Experience with NoSQL document databases (particularly MongoDB); schema design, query optimization, migrations.
- Experience with containerization (Docker) and orchestration.
- Experience with Lucene-based search (MongoDB Atlas, Elasticsearch, OpenSearch, or similar).
- Experience using vector embeddings and AI API features.
- Experience building modular systems / microservices.
- Thorough experience with testing (unit, integration, mocks, error paths).
- Strong skills in version control (Git), code reviews, and CI/CD pipelines.
- Good understanding of cloud deployments (e.g., AWS, Azure, or comparable) and shipping services to production with monitoring, logging, alerting.
- Excellent problem-solving skills, ability to debug complex issues in production.
- Strong verbal and written communication skills; ability to articulate trade-offs, document work.
Nice to Have
- Experience with domain-specific complexities: high-traffic load, data-intensive operations, health or content-heavy applications.
- Exposure to streaming, event-driven architecture; experience with related tools like Redis, BullMQ, RabbitMQ, etc.
- Experience with GraphQL, WebSocket, or real-time features.
- Familiarity with Drupal and PHP.
- Experience with SQL databases (MSSQL, MySQL, or similar).
- Familiarity with .NET.
- Familiarity with multitenant systems.
- Familiarity with infrastructure as code (Terraform, CloudFormation, etc.).
- Experience with performance tuning, caching strategies, rate limiting, etc.
- Previous experience with mentoring / leading small teams
Please note that employment will be contingent upon providing documentation verifying your legal work authorization in the country of residence, in accordance with applicable law.
About
Newfire Global Partners is a leading custom software development company that specializes in working on complex problems. With a strong focus on meeting the unique needs of each organization, they connect clients with local leaders and trusted remote teams to deliver exceptional IT services and software development solutions. Their range of expertise spans various domains, including Data & Analytics, AI/ML, Software Engineering, Product Management, and Marketing. By leveraging recent innovations in artificial intelligence, Newfire Global Partners ensures that their clients can transform the new normal into a competitive advantage. Through their advisory services, experienced leaders guide businesses through transformations and de-risk operations throughout the entire lifecycle. They also offer talent augmentation, bringing together highly skilled professionals from multi-disciplinary teams to support software, product, and marketing needs. Newfire Global Partners is committed to providing excellent service and driving client growth. Their team of industry experts works closely with organizations, whether it's driving transformation, building from scratch, or getting things done efficiently. Trusted by VC & PE firms, established businesses, and startups, Newfire Global Partners is proud to be a reliable partner in various industries, including healthcare, enterprise, and fintech. Partner with Newfire Global Partners today and unlock the expertise that accelerates success.
Skills Required
- 5+ years of professional experience building backend services / APIs
- 2+ years working with Nest.js in production
- Deep proficiency in TypeScript
- Strong design skills in API architecture: REST
- Experience with NoSQL document databases, particularly MongoDB
- Experience with containerization (Docker) and orchestration
- Strong skills in version control (Git), code reviews, and CI/CD pipelines
- Good understanding of cloud deployments (AWS, Azure)
- Excellent problem-solving skills
- Strong verbal and written communication skills
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The Company
What We Do
Newfire Global Partners is a technology and advisory firm founded in 2016. They specialize in software development, staff augmentation, and strategic advisory services, helping organizations navigate digital transformation. Their work spans high-impact industries, with a particular emphasis on digital healthcare, fintech, and cybersecurity. They focus on solving complex challenges through product-led thinking, business strategy, and the practical application of AI to drive measurable growth and operational success.
