ROR full stack developer

Job Title: Senior Software Engineer - Backend

About the firm:

Sustainability lies at the core of Stantech AI. Our vision is to empower organizations to derive actionable insights—effectuating a smarter way of working. We operate on the premise that each client is unique and as such requires their own idiosyncratic solutions. Putting this principle into practice, we deliver tailor-made solutions to digitalize, optimize, and strategize fundamental processes underpinning client organizations. For more information, please refer to our website: www.stantech.ai

Job Description:

As a Senior Software Engineer at Stantech AI, you will play a pivotal role in designing, developing, and maintaining enterprise-grade backend services and APIs that cater to the unique needs of our clients. You will be a key member of our engineering team and will contribute to the success of projects by leveraging your expertise in Python, SQL, and modern DevOps practices.

Key Responsibilities:

• Design, develop, and maintain high-performance backend applications and RESTful APIs using Python FastAPI framework.
• Optimize and maintain relational databases with SQL (data modeling, query optimization, and sharding) to ensure data integrity and scalability.
• Create, configure, and manage CI/CD pipelines using GitLab CI for automated build, test, and deployment workflows.
• Collaborate with cross-functional teams (data scientists, frontend engineers, DevOps) to gather requirements and deliver robust, scalable, and user-friendly solutions.
• Participate in architectural and technical decisions to drive innovation, ensure reliability, and improve system performance.
• Conduct code reviews, enforce best practices, and mentor junior engineers.
• Troubleshoot, diagnose, and resolve production issues in a timely manner.
• Stay up-to-date with industry trends, emerging technologies, and best practices.
• Bonus: Hands-on experience with server-level configuration and infrastructure—setting up load balancers, API gateways, and reverse proxies.

Qualifications:

• Bachelor’s or Master’s degree in Computer Science, Engineering, or a related field.
• Minimum 3 years of professional experience in backend development, with strong expertise in Python and SQL.
• Proven track record building and maintaining CI/CD pipelines using GitLab CI.
• Familiarity with containerization and orchestration technologies: Docker, Kubernetes.
• Solid understanding of software development lifecycle (SDLC) best practices, design patterns, and version control (Git).
• Excellent problem-solving, debugging, and communication skills.
• Ability to work independently and collaboratively in a fast-paced environment.
• Plus: Experience with front-end technologies (HTML, CSS, JavaScript) and cloud platforms (AWS, GCP, Azure).
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Financial Package:

Competitive salary in line with experience: ₹10–20 Lakhs per annum, contingent on qualifications and experience.

Key Responsibility Areas:

• Develop tools and applications by producing clean, efficient code.
• Determine operational feasibility by evaluating analysis, problem definition, requirements, solution development and proposed solutions
• Perform validation and verification testing and debud code.
• Work collaboratively with others to achieve goals
• Experience working in an agile environment

Required Skills:

• Experience in implementing Object-Oriented Python, Django.
• Good understanding on Django
• Experienced in interfacing with *third party API’s using REST
• Worked with varieties of Relational Databases (RDBMS) like SQLite, MySQL, PostgreSQL.
• Experience in Version Control with Git and Bitbucket.
• Experience with JIRA the development progress and tracking deadlines of the project

COMPANY- LIGHTWAVE CONSULTANTS

Position: Ruby on Rails Developer

Experience : 3-7yrs

Location : Lower Parel, Mumbai (Hybrid Work Model)

Job Overview:

We are seeking a proficient Ruby on Rails Developer who brings strong object-oriented programming (OOP) principles, an API-first approach, and experience building scalable applications. The ideal candidate should be comfortable working with modern frontend frameworks, integrating APIs, and contributing to robust, maintainable, and performant backend systems. Familiarity with containerization technologies such as Docker and Kubernetes is a plus. Exposure to other backend languages like Python, Go, or Elixir is an added advantage.

Key Responsibilities:

● Design, build, and maintain scalable web applications using Ruby on Rails.

● Apply OOP principles and design patterns to ensure maintainable and modular codebases.

● Build and maintain RESTful and GraphǪL APIs to support frontend and external integrations.

● Collaborate with frontend teams to ensure seamless integration with modern JavaScript frameworks (React, Vue, etc.).

● Write clean, efficient, and secure code following best practices in performance, testing, and documentation.

● Ensure the system is scalable and performant, capable of handling large-scale data and user interactions.

● Participate in code reviews, system architecture discussions, and continuous improvement processes.

● Work in agile teams, using CI/CD pipelines and version control effectively.

● Implement containerized services and deployments using Docker and optionally Kubernetes.

● Actively contribute to technical decision-making, mentoring junior developers, and maintaining high engineering standards.

Required Skills & Ǫualifications:

●Strong hands-on experience with Ruby on Rails and solid understanding of Ruby language constructs.

● Sound knowledge of OOPs concepts, SOLID principles, and design patterns.

• Proven experience building and maintaining APIs (RESTful and/or GraphǪL).

● Comfortable working with frontend developers and integrating with modern frameworks (React, Vue, etc.).

● Experience working on scalable, production-grade systems.

● Familiarity with SǪL and ActiveRecord, performance tuning, and caching strategies.

● Version control expertise using Git and experience with code review workflows.

● Strong hands-on experience with TDD using RSpec and a clear understanding of testing strategies.

● Comfortable with debugging, profiling, and monitoring production systems.

Preferred Qualifications:

● Exposure to Docker and basic container orchestration with Kubernetes.

● Experience with background job processing (Sidekiq, Resque).

● Knowledge of CI/CD pipelines, deployment strategies, and infrastructure-as-code practices.

● Familiarity with monitoring and alerting tools for backend services.

● Experience working in a microservices or service-oriented architecture (SOA) setup.

● Working knowledge of additional backend languages such as Python, Go (Golang), or Elixir.

● Understanding of security best practices in web development and API design.

● Familiarity with service observability, logs, metrics, and tracing tools

Job Summary: We are looking for a skilled SQL Developer to join our team. The ideal candidate will have a strong understanding of database management systems, experience in writing complex SQL queries, and a solid understanding of data structures and algorithms. The SQL Developer will be responsible for designing, developing, and maintaining SQL databases, ensuring their performance, availability, and security.

Key Responsibilities:

• Design, develop, and optimize SQL databases, tables, views, stored procedures, and triggers.
• Develop efficient and complex SQL queries for data extraction, transformation, and loading (ETL).
• Create and maintain database schema designs, data models, and ER diagrams.
• Analyze and optimize complex SQL queries for better performance.
• Implement indexing strategies, query optimization techniques, and other performance tuning practices.
• Ensure data integrity and security by designing and implementing database constraints, data validation rules, and security policies.
• Work with software developers, data analysts, and system administrators to integrate SQL databases with other applications and systems.
• Collaborate with business stakeholders to understand data requirements and provide solutions.
• Document database designs, stored procedures, and other database-related activities.
• Maintain accurate records of database changes, optimizations, and configurations.

Eligibility Criteria:

• Bachelor’s degree in Computer Science, Information Technology, or a related field.
• 3 to 5 years of experience as an SQL Developer or in a similar role.
• Proven experience in database design, development, and management.
• Experience with SQL Server, MySQL, PostgreSQL, or other relational database management systems.
• Proficiency in writing complex SQL queries, stored procedures, functions, and triggers.
• Strong understanding of indexing, query optimization, and performance tuning.
• Familiarity with database security best practices.
• Strong analytical and problem-solving skills.
• Excellent communication and collaboration abilities.
• Attention to detail and commitment to quality.
• Ability to work independently and in a team environment.
• Experience with cloud-based databases (e.g., AWS RDS, Azure SQL Database).
• Experience with NoSQL databases.

What We Offer:

·        Competitive salary and performance based incentives.

·        Comprehensive benefits package, including health

·        Opportunities for professional growth and career advancement.

·        A collaborative and innovative work environment.

We are hiring!!

JOB TITLE: Back-end Developer

EXPERIENCE: 3 - 7 years

LOCATION: Mumbai (Borivali East)

TIMINGS: Indian Shift Timings

TYPE OF WORKING: Work from office

NOTICE PERIOD: 1 month

Responsibilities

• Participate in the entire application lifecycle, focusing on coding and debugging
• Must have a clear understanding of Database
• Write clean code to develop functional web applications
• Troubleshoot and debug applications
• Perform UI tests to optimize performance
• Manage cutting-edge technologies to improve legacy 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 and system administrators to identify new features
• Follow emerging technologies

Requirements

• Proven work experience as a Back-end developer
• Experience in Node.js language
• Familiar with building REST API
• In-depth understanding of the entire web development process (design, development and deployment)
• Hands on experience with programming languages like Java, Ruby, PHP and Python
• Working knowledge of CMS framework
• Familiarity with front-end languages (e.g. HTML, JavaScript and CSS)
• Excellent analytical and time management skills
• Teamwork skills with a problem-solving attitude

Roles & Responsibilities:

• Work as a Web Developer to create front end & backend of websites
• Play a key role in the design lifecycle, from brief through to design and release/implementation
• Should have good knowledge of HTML, CSS, REACT JS, NODE JS, POSTGRES, GIT, REST API.
• A good understanding of servers, hosting, domains, DNS
• Ensure all designs work across all browsers and on all devices
• Help to design elements of mobile apps
• Ensure all designs are produced to deliver a great user experience

Key Skills/Experience:

• A minimum of one year of experience in designing and developing websites and web apps
• Good working experience in React JS, Redux, JavaScript ES6, NodeJS, AJAX, HTML, CSS, etc
• Knowledge about REST API
• Who has worked on libraries such as Bootstrap, Material is.
• Experience with Unit testing, Git, GitHub, and other DevOps and CI/CD tool
• A strong portfolio that demonstrates a range of work and techniques
• A passion for strong web design that delivers a great user experience
• A good understanding of the latest web design trends

We are looking for a Senior Full Stack Rails Web developer with good communication skills. The Candidate MUST have good communication skills and should be comfortable taking Phone/Video calls with US employees.

Please see below the technical skillset required:

• Strong proficiency in JavaScript, including DOM manipulation and the JavaScript object model
• Strong Proficiency in HTML/CSS and experience with Bootstrap and FontAwesome
• Thorough understanding of ReactJS and its core principles
• Experience with popular ReactJS workflows (such as Flux and Redux)
• Experience with AngularJS
• Experience with NPM and NodeJS
• Familiarity with RESTful APIs
• Knowledge of modern authorization mechanisms, such as JSON Web Token
• Experience with common front-end development tools such as Babel, Webpack, etc.
• Experience with popular frameworks like EmberJS, BackboneJS, KnockoutJS and Vue is a plus.

• Solid understanding of Ruby along with Rails 3, 4 and 5
• Solid understanding of gems like with devise, ActiveAdmin, Clockwork, SideKiq, Ransack
• Proficient with ActionCable, EventMachine, Websocket
• Excellent understanding of Rails query interface and DBMS like Mysql, sqlite, postgreSQL
• Proficient in creating test suites using Cucumber, Capybara, RSpecs, Minitests etc
• Proficient in HTML/CSS/Sass
• Experience in AWS Elastic Beanstalk and Capistrano deployments is a plus
• Experience in creating Ruby programs/scripts to automate tasks is a plus
• Experience with CMS systems like BrowserCMS is a plus

• Exp – 9+ yrs
• Ability to understand business requirements and translate them into technical requirements
• A knack for benchmarking and optimization is a solid plus
• Experience in GoLang and/or Rails and desire to work on back-end applications is a solid plus