Senior Software Engineer (Back-End/Node.js/ AWS) | Holofy London

The requirements are as follows:

1) Familiar with the the Django REST API Framework.

2) Experience with the FAST API framework will be a plus

3) Strong grasp of basic python programming concepts ( We do ask a lot of questions on this on our interviews :) )

4) Experience with databases like MongoDB , Postgres , Elasticsearch , REDIS will be a plus

5) Experience with any ML library will be a plus.

6) Familiarity with using git , writing unit test cases for all code written and CI/CD concepts will be a plus as well.

7) Familiar with basic code patterns like MVC.

8) Grasp on basic data structures.

You can contact me on nine three one six one two zero one three two

Role : Nodejs developer

Please find below the JD for the Nodejs developer..

 Role: NodeJs Developer 

We are looking for a Node.js Developer responsible for managing the interchange of data between the server and the users. Your primary focus will be the development of all server-side logic, definition and maintenance of the central database, and ensuring high performance and responsiveness to requests from the front-end. A basic understanding of front-end technologies is necessary as well. Responsibilities

 • Collaborate with other members of the team, such as front-end developers

 • Writing reusable, testable, and efficient code 

• Design and implementation of low-latency, high-availability, and performant applications 

• Implementation of security and data protection

 • Integration of data storage solutions • Writing unit test cases • Documenting application changes and developing updates. 

Skills 

• Strong proficiency with JavaScript 

• Experience of Node.js and frameworks available such as Express

 • Practical experience with REST, PostgreSQL, WebSocket, MongoDB, Redis. 

• Understanding the nature of asynchronous programming and its quirks and workarounds 

• User authentication and authorization between multiple systems, servers, and environments 

• Integration of multiple data sources and databases into one system 

• Understanding differences between multiple delivery platforms, such as mobile vs. desktop, and optimizing output to match the specific platform • Creating database schemas that represent and support business processes

 • Implementing automated testing platforms and unit tests

 • Proficient understanding of code versioning tools, such as Git

 • Good understanding of front-end technologies, such as HTML5, and CSS3  

Company Description

Evoqins is an end-to-end digital product development team focused on maximizing the scalability and reliability of global businesses. We specialize in a wide range of domains including fintech, banking, e-commerce, supply chain, enterprises, logistics, healthcare, and hospitality. With ISO 9001 certification and a 4.9-star Google rating, we are proud to have 120+ satisfied customers and an 87% customer retention rate. Our services include UX/UI design, mobile app development, web app development, custom software development, and team augmentation. 

Role Description

We are looking for a passionate Senior Backend Developer.  You will be responsible for designing, developing, and maintaining scalable backend services and APIs using Python. 

• Role: Senor Backend Developer
• Location: Kochi
• Employment Type: Full Time
• 
  

Key Responsibilities

• Design, develop, and maintain scalable Python-based applications and APIs.
• Build and optimize backend systems using FastAPI/Django/Flask.
• Work with PostgreSQL/MySQL databases, ensuring efficiency and reliability.
• Develop and maintain REST APIs (GraphQL experience is a plus).
• Collaborate using Git-based version control.
• Deploy and manage applications on AWS cloud infrastructure.
• Ensure best practices in performance optimization, testing, and security.
• 
  

Required Skills & Experience

• 2– 5 years of hands-on Python development experience.
• Experience in Fintech projects is an advantage
• Proven experience in FastAPI and REST API development.
• Strong database skills with PostgreSQL (preferred) and MySQL.
• Practical exposure to API integrations and third-party services.
• Experience deploying and maintaining applications in production.
• Familiarity with AWS cloud services.

About the Role

We are seeking a highly skilled and motivated Senior Backend Developer with strong expertise in Node.js and AWS to join our dynamic team. The ideal candidate will have solid backend development experience, with additional working knowledge of PHP and Python. Exposure to frontend frameworks like React.js and Angular will be considered a strong advantage.

Key Responsibilities

• Design, develop, and maintain scalable backend systems and APIs using Node.js.

• Deploy, manage, and optimize applications on AWS cloud infrastructure.

• Collaborate with cross-functional teams (frontend, product, QA) to deliver end-to-end solutions.

• Ensure application performance, security, and scalability.

• Write clean, maintainable, and testable code following industry best practices.

• Work with databases (SQL/NoSQL) to design efficient data models and queries.

• Integrate third-party services and APIs when required.

• Contribute to code reviews, technical discussions, and mentoring of junior developers.

• Support continuous integration and deployment pipelines.

• Troubleshoot, debug, and optimize existing applications.

Requirements

• 4+ years of backend development experience.

• Strong expertise in Node.js and hands-on experience with AWS services (EC2, S3, Lambda, etc.).

• Good working knowledge of PHP and Python.

• Strong understanding of RESTful API design, microservices architecture, and databases (MySQL, PostgreSQL, or MongoDB).

• Working knowledge of React.js and Angular is preferred.

• Proficient knowledge of Django and Django REST framework 
• Experience and good understanding of Redis
• Good knowledge and understanding of PostgreSQL or other relational databases 
• Proficient in NoSQL document databases especially MongoDB. 
• Understanding of threading and multiprocessing in Python, and multi-process architecture 
• Good-enough understanding of version control systems like Git or Mercurial 
• Strong unit-test and debugging skills 
• Knowledge of container technologies (specially Docker) and orchestration systems is a plus 
• Strong understanding of various Python Libraries, APIs, and toolkits
• Excellent understanding of MVC and OOP
• Rapid prototyping skills for getting product feedback 
• Experience with Agile and SCRUM methodology

Requirements:

• Strong understanding of Nodejs & front-end Technology.

• Strong understanding of MEAN or MERN Stack.

• Strong knowledge of HTML, CSS, RWD, Javascript, and JQuery.

• Bring 1+ years of Experience in Node with typescript or React.

• Strong OOPS ( Object Oriented Programming ) concepts.

• Good knowledge of browser caching, working with cookies and Java scripts for faster website loads.

• Mean/Mern Stack Developer with hands-on experience in Node.js, typescript, and angular.

• Experience developing and improving REST APIs.

• Experience working with AWS Clouds/Azure.

• Experience building web UI dashboards and other self-service solutions.

• Relational DB knowledge (MySQL, PostgreSQL, Oracle, or SQL Server).

• NoSQL knowledge (MongoDB, Redis, Cassandra, or Hadoop).

• Ability to recite design patterns.

• Experience leading Agile projects and getting results in Scrum or Kanban teams and workflows.

• Experience with practices such as Test-Driven Development (TDD) is a plus

We are seeking extremely smart programmers who are gung ho about building large scale systems that are going to have a big impact on millions of customers.

Responsibilities:

• Design and develop products by working closely with business team.
• Gain experience with hands on coding and independent ownership of software components.
• Build performant, scalable, enterprise ready back end architectures that can support millions of users in parallel.
• Follow strong engineering best practices and champion their adoption.

Requirements:

• 2+ years’ experience in software product development and delivery.
• Bachelors or Masters degree in engineering from a reputed institute(preferably IITs, NITs, or other top engineering institutes).
• Strong grasp of CS fundamentals, algorithms and excellent problem solving abilities.
• All experience should be from good product development or e-commerce background.
• Must have shown good stability in all your previous associations.
• Have strong backend knowledge and cloud development exposure.
• Expert at Java, Spring boot, Hibernate, REST API development.
• Worked with at least 1 RDBMS (Mysql preferred). NoSql is a plus.
• Have used or are very hands-on with Microservices, Docker, Kubernetes, Gradle/Ant, Kafka, GIT/bitbucket in a very agile work place.
• Writing high quality code which is made better by unit tests and integration tests is how you work.
• Comfortable with exploring proven open source tech stack like Grafana, Kibana, Jira, Prometheus, caches like Redis/Memcached, task queues like celery, to name a few.
• Knowledge of test driven development and AWS tech stack will be a good plus.

• Participate in the entire application lifecycle, focusing on coding and debugging
• Write clean code to develop functional web applications
• Troubleshoot and debug applications
• Collaborate with Front-end developers to integrate user-facing elements with server-side logic
• Gather and address technical and design requirements
• Provide training and support to internal teams
• Build reusable code and libraries for future use
• Liaise with developers, designers to identify new features
• Follow emerging technologies

• Spent at least 1 yr in a solid back end role
• Experience taking a problem to a product solution (module/product)
• Prior experience working with startups and understanding the fast-paced, dynamic nature of work

• Javascript, NodeJS
• Client-server architecture
• OOP concepts, including design patterns
• Understanding of RDBMS (MySQL, Postgresql)
• Understanding of REST API
• Familiarity with frameworks such as ExpressJs

• Knowledge of TDD frameworks mocha, chai, jest, etc
• Knowledge of AWS (Lambda, RDS, EC2, SQS, S3, ECS, etc)
• Basic knowledge of Typescript, NextJs
• Prior experience in fin-tech