Backend Developer

Job Title : Backend / API Developer - Python (FastAPI) / Node.js (Express)

Location : Remote

Experience : 4+ Years

Job Description :

We are looking for a skilled Backend / API Developer - Python (FastAPI) / Node.js (Express) with strong expertise in building secure, scalable, and reliable backend systems. The ideal candidate should be proficient in Python (FastAPI preferred) or Node.js (Express) and have hands-on experience deploying applications to serverless environments.

Key Responsibilities :

• Design, develop, and maintain RESTful APIs and backend services.
• Deploy and manage serverless applications on Cloudflare Workers, Firebase Functions, and Google Cloud Functions.
• Work with Google Cloud services including Cloud Run, Cloud Functions, Secret Manager, and IAM roles.
• Implement secure API development practices (HTTPS, input validation, and secrets management).
• Ensure performance optimization, scalability, and reliability of backend systems.
• Collaborate with front-end developers, DevOps, and product teams to deliver high-quality solutions.

Mandatory Skills :

Python (FastAPI) / Node.js (Express), Serverless Deployment (Cloudflare Workers, Firebase, GCP Functions), Google Cloud Services (Cloud Run, IAM, Secret Manager), API Security (HTTPS, Input Validation, Secrets Management).

Required Skills :

• Proficiency in Python (FastAPI preferred) or Node.js (Express).
• Hands-on experience with serverless platforms (Cloudflare Workers, Firebase Functions, GCP Functions).
• Familiarity with Google Cloud services (Cloud Run, IAM, Secret Manager, Cloud Functions).
• Strong understanding of secure API development (HTTPS, input validation, API keys & secret management).
• Knowledge of API design principles and best practices.
• Ability to work with CI/CD pipelines and modern development workflows.

Preferred Qualifications :

• Strong knowledge of microservices architecture.
• Experience with CI/CD pipelines.
• Knowledge of containerization (Docker, Kubernetes).
• Familiarity with monitoring and logging tools.

Navtech is looking for an ERPNext Frappe Developer with expertise in the Frappe Framework to join our team. The ideal candidate will be responsible for designing, developing, and customizing ERPNext applications to meet business requirements. You will work closely with cross-functional teams to enhance existing modules, integrate third-party applications, and ensure seamless performance of ERP systems.

Working as a ERPNext Frappe Developer at Navtech, you will:

• Develop and customize ERPNext modules based on business requirements.
• Write clean, scalable, and maintainable Python code using the Frappe Framework.
• Design and implement RESTful APIs for seamless integration with other systems.
• Optimize database structures and queries for efficient performance.
• Troubleshoot, debug, and resolve issues in the ERPNext ecosystem.
• Work with stakeholders to understand business processes and implement appropriate solutions.
• Develop custom scripts, reports, and print formats as required.
• Perform software testing, code reviews, and version control management.
• Stay up to date with ERPNext and Frappe Framework best practices and updates.

Who Are We Looking For Exactly?

• 1+ years proficiency in Python and experience with the Frappe Framework.
• Strong understanding of ERPNext and its various modules.
• Experience with MariaDB/MySQL and database optimization.
• Knowledge of JavaScript, HTML, CSS, and front-end frameworks (Vue.js, React, or similar is a plus).
• Experience with RESTful API development and third-party integrations.
• Familiarity with Git and version control workflows.
• Ability to write efficient, reusable, and modular code.
• Strong problem-solving skills and ability to work in a team environment.
• Excellent communication and documentation skills.
• Bachelor’s degree in Computer Science, Information Systems, or related degrees and throughout education in English medium.

Why Navtech?

• Performance review and Appraisal Twice a year.
• Competitive pay package with additional bonus and benefits.
• Work with US, UK and Europe based industry-renowned clients for exponential technical growth.
• Opportunities to work on multiple projects.
• Medical Insurance cover for self and immediate family.
• Work with a culturally diverse team from different geographies.

About us:

Navtech is a premier IT software and Services provider. Navtech’s mission is to increase public cloud adoption and build cloud-first solutions that become trendsetting platforms of the future. We have been recognized as the Best Cloud Service Provider at GoodFirms for ensuring good results with quality services.

Here, we strive to innovate and push technology and service boundaries to provide best-in-class technology solutions to our clients at scale. We deliver to our clients globally from our state-of-the-art design and development centers in the US, Hyderabad, and Pune. We’re a fast-growing company with clients in the United States, UK and Europe.

Job Summary:

We are looking for a skilled and motivated Backend Engineer with 2 to 4 years of professional experience to join our dynamic engineering team. You will play a key role in designing, building, and maintaining the backend systems that power our products. You’ll work closely with cross-functional teams to deliver scalable, secure, and high-performance solutions that align with business and user needs.

This role is ideal for engineers ready to take ownership of systems, contribute to architectural decisions, and solve complex backend challenges.

Website: https://www.thealteroffice.com/about

Key Responsibilities:

• Design, build, and maintain robust backend systems and APIs that are scalable and maintainable.
• Collaborate with product, frontend, and DevOps teams to deliver seamless, end-to-end solutions.
• Model and manage data using SQL (e.g., MySQL, PostgreSQL) and NoSQL databases (e.g., MongoDB, Redis), incorporating caching where needed.
• Implement and manage authentication, authorization, and data security practices.
• Write clean, well-documented, and well-tested code following best practices.
• Work with cloud platforms (AWS, GCP, or Azure) to deploy, monitor, and scale services effectively.
• Use tools like Docker (and optionally Kubernetes) for containerization and orchestration of backend services.
• Maintain and improve CI/CD pipelines for faster and safer deployments.
• Monitor and debug production issues, using observability tools (e.g., Prometheus, Grafana, ELK) for root cause analysis.
• Participate in code reviews, contribute to improving development standards, and provide support to less experienced engineers.
• Work with event-driven or microservices-based architecture, and optionally use technologies like GraphQL, WebSockets, or message brokers such as Kafka or RabbitMQ when suitable for the solution.

Requirements:

• 2 to 4 years of professional experience as a Backend Engineer or similar role.
• Proficiency in at least one backend programming language (e.g., Python, Java, Go, Ruby, etc.).
• Strong understanding of RESTful API design, asynchronous programming, and scalable architecture patterns.
• Solid experience with both relational and NoSQL databases, including designing and optimizing data models.
• Familiarity with Docker, Git, and modern CI/CD workflows.
• Hands-on experience with cloud infrastructure and deployment processes (AWS, GCP, or Azure).
• Exposure to monitoring, logging, and performance profiling practices in production environments.
• A good understanding of security best practices in backend systems.
• Strong problem-solving, debugging, and communication skills.
• Comfortable working in a fast-paced, agile environment with evolving priorities.

Job description:

Core PHP (Knowledge of functions, Methods, PHP OOPS Concept, Ajax, MySQL, Jquery), Javascript, Basic knowledge of HTML, CSS, MVC Structure 

Knowledge about socket

• Back-end software development
• Software engineering and designing data models and write effective APIs
• Working together with engineers and product teams
• Understanding business use cases and requirements for different internal teams
• Maintenance of existing projects and New feature development
• Consume and integrate classifier/ ML snippets from Data science team

What we are looking for:

• 4+ years of industry experience with the Python and Django framework.
• Degree in Computer Science or related field
• Good analytical skills with strong fundamentals of data structures and algorithms
• Experience building backend services with hands-on experience through all stages of Agile software development life cycle.
• Ability to write optimized codes,debug programs, and integrate applications with third party tools by developing various APIs
• Experience with Databases (Relational and Non-Relational). Ex: Cassandra, MongoDB, Postgresql
• Experience with writing REST-APIs.
• Prototyping initial collection and leveraging existing tools and/or creating new tools
• Experience working different types of datasets (e.g. unstructured, semi-structured, with missing information)
• Ability to think critically and creatively in a dynamic environment, while picking up new tools and domain knowledge along the way
• A positive attitude, and a growth mindset

Bonus:

• Experience with relevant Python libraries such as Sklearn, NLTK, tensorflow, HuggingFace Transformers
• Hands on experience in Machine learning implementations
• Experience with Cloud infrastructure (e.g. AWS) and relevant microservices
• Good with Humor and Team player

We are looking for Advance Java developers who want to help us design cutting edge scalable products to meet our rapidly growing business. We are building out a team and looking for multiple levels but you should have at least 6+ years of programming experience.

Key Responsibilities

• Build high availability and extreme reliable high volume transactional systems.
• Deliver reliable solutions that handle massive data and high traffic.
• Complete ownership of problem-free execution of owned modules and solutions.
• Focus on code optimization, code quality, maintainability etc.

Skills required

• Hands-on experience in Core J2EE or Core Java (collection, multithreading).
• Proficiency in Spring, Hibernate, Kafka, JDBC.
• Excellent data structure & algorithm and problem solving skills.
• Strong working knowledge of Databases – MySQL/NoSQL, OS - Windows/Linux.
• Experience and knowledge of open source tools & frameworks, broader cutting edge technologies around server side development.
• Should be an active contributor to developer communities like Stackoverflow, Topcoder, Github, Google Developer Groups (GDGs).
• Customer-focused, react well to changes, work with teams and able to multi-task.

Requirement:

• The knowledge of PHP. ...
• Laravel experience. ...
• A strong command of HTML, Java, and CSS.
• The understanding of PM frameworks – Agile, Scrum, Waterfall, etc.
• Working experience of handling APIs; knowledge of RESTful or SOAP.
• Solid understanding of OOP and model view controller (MVC).