Full Stack Developer

Required Skills & Qualifications

• 5+ years of professional web development experience, with 3+ years focused on Shopify.
• Strong proficiency in Liquid templating language and Shopify’s theme architecture.
• Experience with Shopify APIs (REST & GraphQL) and building private or public apps.
• Strong frontend development skills: HTML5, CSS3 (SCSS), JavaScript (ES6+), and React or Vue.js.
• Deep understanding of Shopify's checkout process, cart mechanics, and store configuration.
• Experience working with Shopify Plus features like checkout.liquid, multi-store setup, and scripts.
• Solid understanding of web performance, accessibility, and SEO best practices.
• Experience with Git, CI/CD pipelines, and Agile development workflows.
• Ability to work independently and lead projects from concept to completion.

Nice to Have

• Experience with Headless Shopify implementations using Hydrogen or Next.js.
• Familiarity with Shopify Functions, custom checkout extensibility, and Shopify’s new App Bridge.
• Prior experience working with international stores, multiple currencies, and languages.
• Understanding of backend systems (Node.js, PHP, or Ruby) for custom app integrations.
• Contributions to the Shopify developer community or open-source projects.

About the Role:

We are seeking a Technical Architect with proven expertise in full-stack web development, cloud infrastructure, and system design. You will lead the design and delivery of scalable enterprise applications, drive technical decision-making, and mentor a cross-functional development team. The ideal candidate has a strong foundation in .NET-based architecture, modern front-end frameworks, and cloud-native technologies.

Key Responsibilities:

• Lead the technical architecture, system design, and full-stack development of enterprise-grade web applications.
• Design and develop robust backend systems and APIs using .NET Core / C# / Python, following TDD/BDD principles.
• Build modern frontends using React.js, TypeScript, and optionally Angular, ensuring responsive and accessible UI.
• Architect scalable, secure, and highly available solutions using cloud platforms such as Azure, AWS, or GCP.
• Guide and review CI/CD pipeline creation and DevOps practices, leveraging tools like Azure DevOps, Git, Docker, etc.
• Oversee database design and optimization for relational and NoSQL systems like MSSQL, PostgreSQL, MongoDB, CosmosDB.
• Mentor developers and collaborate with cross-functional teams including Product Owners, QA, and DevOps.
• Ensure best practices in code quality, security, performance, and compliance.
• Lead application monitoring, error tracking, and infrastructure tuning for production-grade deployments.
• Required Skills:
• 10+ years of experience in software development, with 3+ years in architectural or technical leadership roles.
• Strong expertise in .NET Core, C#, React.js, TypeScript, HTML5, CSS3, and JavaScript.
• Good exposure to Python for backend services or data pipelines.
• Cloud platform experience in at least one or more: Azure, AWS, or Google Cloud Platform (GCP).
• Proficient in designing and consuming RESTful APIs, and working with metadata-driven and microservices architecture.
• Strong understanding of DevOps, CI/CD, and deployment strategies using tools like Git, Docker, Azure DevOps.
• Familiarity with frontend frameworks like Angular or Vue.js is a plus.
• Proficient with databases: MSSQL, PostgreSQL, MySQL, MongoDB, CosmosDB.
• Comfortable working on Linux/UNIX and Windows-based servers, along with web servers like Nginx, Apache, IIS.
• Good to Have:
• Experience in CRM, ERP, or E-commerce platforms.
• Familiarity with AI/ML integration and working with data science teams.
• Exposure to mobile development using React Native.
• Experience integrating third-party tools like Slack, Microsoft Teams, etc.
• Soft Skills:
• Strong problem-solving mindset with a proactive and innovative approach.
• Excellent communication and leadership abilities.
• Capability to mentor junior engineers and drive a high-performance team culture.
• Adaptability to work in fast-paced, Agile environments.

Educational Qualifications:

• Bachelor's or Master's degree in Computer Science, Engineering, or a related technical discipline.
• Microsoft / Cloud certifications are a plus.

Reverate Tech is a product and service-based start-up, working with International Clients. Our services include Data Engineering, Web Development, BI/Data Warehousing, Enterprise Application Implementation (ERP/CRM), and NetSuite. Our product portfolio has business apps in the domain of ERP, Auto Service, and Personal Safety.

This is an exciting opportunity to work as a full-stack developer for our client SellerX.

The ideal candidate will efficiently and quickly write code in a timely and scalable way in order to improve the code-base of the company's products in meaningful ways. This candidate will be able to test the code and make adjustments where necessary.

Your background:  

• 3+ years of experience working with PHP (preferably with Symfony) 
• Understanding OOP principles & familiarity with best design practices 
• Experience with JavaScript, Angular 
• Technically proficient in SQL (preferably MySQL or MariaDB) 
• Experience with NoSQL database 
• Experience with Docker 

We would consider it a plus if:  

• You have some experience with Python or are willing to learn 
• You have basic knowledge of message brokers such as RabbitMQ 
• You have some experience working with AWS: RDS, S3, EC2, and Lambda functions 
• Experience with search engines like Elastic Search or Solr

Benefits:

• 100% remote-working;
• Flexible working hours;
• Development of your personal strengths in a dynamic environment;
• An attractive and varied job with a high level of personal responsibility;
• A collegial togetherness and a modern management style/startup;

About our client

SellerX buys and builds Amazon businesses, helping entrepreneurs realize the next stage of their businesses and their lives. SellerX is the 3rd fastest-growing startup in Europe. Already a unicorn (1 billion euros in evaluation), SellerX plans to be a Decacorn in the coming 2-3 years.

https://sellerx.com/

1. Interested? Join us and start your learning and growth journey.

The ideal candidate is a self-motivated, multi-tasker, and demonstrated team-player. You will be a lead developer responsible for the development of new software products and enhancements to existing products. You should excel in working with large-scale applications and frameworks and have outstanding communication and leadership skills. 

Responsibilities

• Writing clean, high-quality, high-performance, maintainable code
• Develop and support software including applications, database integration, interfaces, and new functionality enhancements
• Coordinate cross-functionally to insure project meets business objectives and compliance standards
• Support test and deployment of new products and features
• Participate in code reviews
• Technical Lead experience exploring other open source frameworks and technologies and integrating with project

Qualifications

• 5+ years of development experience at least two or more of the following languages (Python, Ruby, javascript and Java)
• Expertise in object oriented design and design patterns
• Experience releasing highly scalable enterprise products full lifecycle
• Experience mentoring and training others on complex technical issues
• Experience with implementing algorithms to solve complex real world problems
• Solid coding practices including good design documentation, unit testing, peer code reviews
• Excellent verbal and written communication
• A proven ability to learn and adapt to new, complex development environments with deep dive analytical skills
• Strong object-oriented programming skills, knowledge of design patterns, and an uncanny ability to design intuitive module and class-level interfaces
• Experience in algorithm design and problem solving
• Experience leading small teams of engineers
• Experience with technologies like MongoDB, DynamoDB is highly desirable
• Experience developing full stack web applications using Perl, Java, Python or PHP
• Experience in any of the top JavaScript MVC frameworks, like Backbone, Angular, Ember, Spine or Knockout
• Passion for creating efficient, scalable, highly usable web interfaces
• Candidates from  Product Start-up companies would be highly preferred.

• Having around 10+ years of Experience in IT industry in Software Development.
• Having strong Python full stack developer.
• Having work Experience in OpenStack,Ansible, Shellscript, Chef, Puppet, Docker,ELK,OpenTSDB, Kafka, Zookeeper, Grafan
• Having work experience in SDN/NFV
• Having work experience in AWS,AZURE Cloud
• Experience in Python, HTML, CSS
• Having work experience in Open source and Open Flow Controller(SDN).
• Having work experience in Zabbix, Nagiso, OpenNMs Monitoring tool.
• Experience in Aglie methodology.
• Having work experience in Type1&Type2 Hypervisors and KVM.
• Having good knowledge on OOP'S concepts and Django ORM.
• Good Knowledge on MySQL ,Postgresql, HDFS, Timeseries
• Basic Knowledge on Javascript and Jquery.
• Good Knowledge on ONOS,OpenKilda,Mininet.
• Having work experience in SDN/NFV, Orchestration
• Having work experience in Supply Chain Management system.
• Having work experience in MVT/MVC architecture.
• Having good knowledge networks, devices, service modeling and automation in systems.
• Having work experience on API & JSON implementation.
• Good Understanding of Software Development (i.e. SDLC)
• Good team player enthusiastic and quick learner
• Good interpersonal skill, commitment, result oriented with a quest and learn new technologies and understanding challenging tasks

Tailor and Circus is an online ecommerce brand, looking for full-time a Ruby on Rails Developer to work with the brand on cutting edge technologies combined with an ability to be innovative while creating solutions in a team environment.

Roles and Responsibilities

• Perform all phases of software engineering including requirements analysis, application design, architecture design, code development, deployment and testing.
• Design and implement product features in collaboration with business and internal stakeholders.
• Design reusable components, frameworks, and libraries.
• Work very closely with architecture groups and drive solutions.
• Participate in an Agile/Scrum methodology to deliver high-quality software releases every 2 weeks through Sprints.
• Design and develop innovative solutions to meet the needs of the business.
• Review code and provide feedback related to best practices and improving performance.
• Troubleshoot production support issues post-deployment and come up with solutions as required.

Desired Candidate Profile

• 1-3 yrs of experience with Rails 4 or 5 framework.
• Development and delivery experience with Ruby (1.9, 2.x); Rails (4 or 5).
• Good to have HTML, CSS, AJAX, jQuery and excellent JavaScript knowledge.
• Good ability to understand, discuss, design, develop, test, document, and troubleshoot an interactive AJAX enabled Rails application that uses REST, SOAP, SQL.
• Knowledge on AWS is requirement.
• Experience on Heroku, Azure would be an added advantage.,
• A knack for writing clean, readable Ruby code
• Ability to integrate multiple data sources and databases into one system
• Understanding of fundamental design principles behind a scalable application
• Able to create database schemas that represent and support business processes
• Able to implement automated testing platforms and unit tests
• Proficient understanding of code versioning tools (e.g. Git, Mercurial or SVN)
• Familiarity with development aiding tools (such as Bower, Bundler, Rake, etc)
• Familiarity with continuous integration

Mandatory Requirements:

• Minimum 2-3 years coding experience on Ruby on Rails platform
• Experience in working with Ecommerce products

• Developing, recording, and maintaining cutting edge web-based PHP applications on portal plus premium service platforms
• Building innovative, state-of-the-art applications and collaborate with the User Experience team
• Ensuring HTML, CSS, and shared JavaScript is valid and consistent across applications
• Preparing and maintaining all applications utilising standard development tools
• Utilising backend data services and contributing to increasing existing data services API
• Leading the entire web application development life cycle right from concept stage to delivery and post-launch support
• Conveying effectively with all task progress, evaluations, suggestions, schedules along with technical and process issues
• Documenting the development process, architecture, and standard components
• Coordinating with co-developers and keeping project manager well informed of the status of development effort and serving as a liaison between development staff and project manager
• Keeping abreast of new trends and best practices in web development

Technical Leader reporting to the CTO/CEO. Your responsibilities include the following, but are not limited to:

1. Architecting, Designing and Developing Software Programmes based on requirements provided
2. Designing and Developing with a high quality of code that is modular, scalable and re-usable at all times
3. Promote SRE (Site Reliability Engineering) to ensure all of the services are Highly-Available and Fault Tolerant at all times
4. Communicate effectively the system requirements to other software development teams
5. Involve pro-actively with client and their requirements
6. Evaluate and select appropriate software or hardware and suggest integration methods
7. Oversee assigned programs (e.g. conduct code review) and provide guidance to team members
8. Assist with solving technical problems when they arise
9. Ensure the implementation of agreed architecture and infrastructure
10. Address technical concerns, ideas and suggestions
11. Monitor systems to ensure they meet both user needs and business goals

At BigRadar we automated consumer interactions using Chatbots. You'll be working in the backend to create services to make it happens. Obviously, we're looking for self-driven individuals who're proud of their code and do care about no more spaces.

Requirements:

• At least 3 years experience.
• Writing HTML, CSS, and JavaScript.
• Expertise in front end framework like Angular (preferred) or React.
• Expertise in back-end programming language JavaScript, TypeScript, NodeJs.
• Working with RDBMS such as Postgres or MySQL.
• Experience implementing testing platforms and unit tests.
• Proficiency with Git.
• Appreciation for clean and well-documented code.
• Understanding of microservices and distributed systems.
• Experience working with AWS infrastructure.
• Docker or Kubernetes.
• Message queues such as Kafka.
• CI/ CD tools such as Jenkins.

BigRadar is an early-stage SaaS company which delivers great customer satisfaction. Our monthly Monthly revenue rate is increasing rapidly which create great career opportunities for people working with us.

Since, our primary customer base in London, UK. We will soon launch our office there!