
About Duplex Technologies Services
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comprehensive solutions; solve complex business problems and then directing the implementation of these solutions
through a team of developers. Work with the various teams to analyze and assess implementation methodology.
Identify & communicate the technical infrastructure requirements. Support existing business process automations and implement change requirements as part of a structured change control process
Responsibilities:
Leading and managing team of developers.
Integration of user-facing elements developed by a front-end developer with server-side logic.
Building reusable code and libraries for future use
Optimization of the application for maximum speed and scalability
Implementation of security and data protection
Design and implementation of data storage solutions
Skills and Qualifications:
Overall 6-8 years of experience in multi-tiered application development and leadership
Strong Programming fundamentals. (Must have - Java)
Good Knowledge in cloud technologies like AWS, Azure, etc.
Hands on experience on Spring technology including Springboot, SpringMVC, Spring Security and others.
Good understanding on experience on microservice development using Springboot REST web services using
Spring Rest or Jersey SQL NoSQL DB
Hands on with Unit testing Dynamic and proactive with ability to work as part of a multi-disciplinary team
Good communications skills fluent in English
Ability to communicate effectively across different disciplines
Primary Skills (Good toHave)
Java, Spring Boot, Spring MVC, Restful Web Services, Micro Services
Education: B.Tech/B.E, BCA, MCA, MCS, etc. in Computers
subjective homework by choosing from a question bank. It also gamifies
homework for students.
It helps teachers evaluate homework/assignments 10x faster and captures
100x more data points than any other existing system.
While the app automates the teacher’s job, it fundamentally disrupts education by
replacing marks/grades with data-driven analysis. It is a free mobile homework app.
JD For Node (backend):
Hands-on technologists, who will help us architect and design large-scale, multi-tiered, microservice based distributed software systems and services using object-oriented design, distributed programming, PHP, NodeJS, Python etc.
Responsibilities:
Collaborate with cross functional teams, gathering business and functional requirements, to solve complex problems by building high volume transactional systems that handle massive data and high traffic.
Be a part of the full development life cycle, end-to-end from scoping, effort estimation, risk identification, implementation and testing, while meeting project schedules and timelines.
Work on (and recommend) the best technologies, components on server side tech. Proactively identify architectural weaknesses, design issues, performance and scalability issues, and recommend solutions.
Complete ownership of problem-free execution of owned modules and solutions, with focus on code optimisation, code quality, maintainability etc.
Balance short-term versus long-term actions, strategic versus tactical requirements, while continuing to move forward towards the strategic vision.
Requirements:
BE/B.Tech in computer science or equivalent experience from top college, with 3-6 years of hands-on experience in design/development of building massively large scale, microservice based, high traffic Node.js applications (including Socket.io and Express or similar)
Excellent data structure & algorithm and problem solving skills, full-stack knowledge and (preferred) application architectural experience and/or understanding
Proficiency in multiple programming languages, both dynamic and strongly typed object oriented languages. Knowledge of one or more of: PHP, Python, Couchbase, DynamoDB, NoSQL, Terraform, Cassandra, Redis, AWS etc.
End user-focused, react well to changes, work with teams and be able to multitask while enjoying challenging assignments in a high-energy, fast growing and start-up workplace.
Familiarity with Agile development, Scrums, continuous integration, and test driven development processes.
Prior startup experience of large scale B2C product company background is preferred.
- BS in CS or EE or equivalent
- Experience working on large scale systems in rapid growth environments
- Experience with public cloud offerings (AWS, GCP, Azure)
- Solid programming skills; preferred experience in Java, and/or Python
- Experience with modern web frameworks, advanced algorithms/data intelligence, public
- cloud platforms and streaming data pipelines
- Familiarity with containerization, microservices architecture, continuous integration, and delivery
- 5+ years’ experience preferred
Must Haves:
- .Net Core/ MVC
- C#
- SQL
- Web API
- Bootstrap, CSS3, JavaScript
Requirements:
- 5 + Years – 6+ Years of Coding & Development Expertise in ASP.Net / .Net Core & C#.
- Should be able to interpret the FSD and translate into Coding Logic.
- Should have good exposure to using web-based technologies (ASP.NET, JavaScript, CSS3, Web API, Bootstrap).
- Hands on Experience on Relational database like SQL is a must knowledge on Database Linking is very important including understanding Processing Logic.
- Experience in developing enterprise grade software with MVC, MVVM or MVP would be a Plus.
You have 7 years or more of backend development experience with expertise in designing and
implementing high-performance applications.
Worked with and built high performance products using Node Js/GoLang/ Python and have seen
the product evolution cycle from PoC to Production
You have a deep understanding of design principles and can rightly judge/implement solutions to
complex problems
You are capable of writing high-quality code that conforms to the standards and best practices in a
particular language/framework.
You have experience building a product using a mainstream library or framework.
You love to own end to end responsibility, starting from defining the problem statement (either
yourself or alongside your peers), development (PoC if needed), testing, releasing in staging & then
production environment, and finally monitoring.
Job description
- Lead design, development, implementation and maintenance of applications & back-end services demonstrating service-oriented architecture.
- Design, build, test, and maintain scalable APIs, services, and systems within the platform.
- Choose the right Data Structures, tools, and tech stacks and do high-level design with guidance.
- Build, develop, mentor, review code and coach junior team members.
- Extensive programming experience with cross-platform development: Java/SpringBoot, Javascript/Node.js, Express.js or Python
- Extensive knowledge of ElasticSearch, MongoDB or Cassandra, Redis, SQS and data streaming (Spark, Flink, Kafka streams, storm, etc.).
- Well versed in Kafka Understanding cloud native technologies such as Docker and Kubernetes, capable to cover full development lifecycle including CI/CD
- Experience in use of source code management system like GIT, bitbucket and build tools like ant, maven, Gradle or make.
- Take great pride in Code quality and developer productivity.
- Put in Microservcies architecture in place that paves road for scalability, efficiency, observability, and availability.
- Build (and open source) data processing, storage and fetch systems at the petabyte scale with the lowest cost/GB while still responding in milliseconds at the 99th percentile.
- Write algorithms and services to influence personalisation and recommendation from a real-time recommendation engine for both home feed to surface most viral videos + video e-commerce
- Build machine learning pipelines using Kinesis,Spark/Flink/TensorFlow etc
- Agile methodologies, Sprint management, Roadmap, Mentoring, Documenting, Software architecture
- Proven experience in handling large infrastructure and distributed systems Liaison with Product Management, DevOps, QA, Client and other teams Your Experience Across The Years in the Roles You’ve Played
Requirement:
- Have total or more 7 - 9 years of experience with 2-3 years in a startup. Have B.Tech or M.Tech or equivalent academic qualification from premier institute. Experience in Product companies working on Internet-scale applications is preferred
- Thoroughly aware of cloud computing infrastructure on AWS leveraging cloud native service and infrastructure services to design solutions.
- Follow Cloud Native Computing Foundation leveraging mature open source projects including understanding of containerisation/Kubernetes.
We Value Engineers Who Are :
- Customer-focused: We believe that doing what’s right for the creator is ultimately what will drive our business forward.
- Obsessed with Quality: Your Production code just works & scales linearly
- Team players. You believe that more can be achieved together. You listen to feedback and also provide supportive feedback to help others grow/improve.
- Pragmatic: We do things quickly to learn what our creators desire. You know when it’s appropriate to take shortcuts that don’t sacrifice quality or maintainability
Chingari Benefits
The glory. Almost too much responsibility.
A fun-life balance
A ticket on our rocket ship to the moon. ��
JD:
Your role will include:
- Writing and testing your code, innovating and contributing towards increasing the value delivered by your team.
- Setting a high bar through your design, development, analysis and deployment activities
- Understanding and participating in evolving the architecture of our products.
- Keeping up-to-date with new technologies, best practices, and work on optimizing the tooling and automation.
- Understanding the latest development and engineering paradigms like Scrum/Agile/TDD/BDD/DDD etc.
You have experience with the following:
- Strong experience of leading and being part of technical teams preferably following agile methodology.
- Strong technical background with ability to provide technical guidance to other team members.
- Knowledge of microservices and must have experience of implementing a few microservices by the least.
- Knowledge of API driven platform development & Software Integration.
- You have hands-on experience in building secure, high-performing and scalable systems in Java.
- Exposure to JVM based languages like Java, Scala, Clojure.
Senior Ruby On Rails Developer
(Senior Product Engineer - ROR)
Experience - 3 to 6 years
Location - Pune
We are looking for an enthusiastic developer with a strong understanding of core Ruby and Rails framework along with PostgreSQL database. Someone who is passionate about coding and loves to work in an ongoing challenging environment. You will be part of a talented software team. You have to consistently deliver in a fast paced environment and should be more than willing to build software that people love to use.
Key Responsibilities
The individual role that you’ll play in our team:
- Developing large multi-tenant applications in Rails.
- Understanding Rails best practices and religiously introducing those to our codebase.
- Knowledge on how to do effective Refactoring.
- Ability to write unit tests and following those practices religiously.
- Working closely with the Product managers and UX team.
- Helping QAs to write automated integration tests.
- Staying up-to-date with current and future Backend technologies and architectures.
Read the ‘Skills and Experience’ section, it is not the usual yada yada, you’ll be asked specific questions on these.
Skills and Experience
- Ruby on Rails architecture best practices
- Knowledge on the latest versions on ROR
- Strong OOP knowledge in Ruby.
- Asynchronous Networking in Ruby
- Designing RESTFul HTTP APIs using JSON-Schema or JSON API (http://jsonapi.org/">jsonapi.org).
- Ability to architect and develop API only backend
- Experience in using ActiveRecordSerializer
- Understanding O-Auth2 or JWT (Json Web Token) authentication mechanisms.
- How to use RSpec
- Rails Security Best Practices
- PostgreSQL and Rails.
- SQL concepts like Joins, Relationships etc.
- Understanding DB Partition strategies.
- Knowledge about refactoring ActiveRecord Models (read this - “7 Patterns to Refactor Fat ActiveRecord Models”).
- Understanding scaling strategies for a high-traffic Rails applications (2 million+ requests a day).
- Background Job processing using Redis and Sidekiq
- Experience in using Amazon Web Services (AWS) tools.
- Writing automated Deployment Scripts using Capistrano, Ansible etc.
- Sending emails in Rails
- Knowledge in Linux and Git is mandatory
Optional Skills
- Knowledge in using Chef or Puppet
- Ability to do basic DevOps like setting up a Linux server.
- Websocket communication in Rails 5.
- Node.js
- JRuby
Scalefusion (formerly known as Mobilock Pro): (Our Flagship Product)
Scalefusion MDM allows organizations to secure & manage endpoints including smartphones, tablets, laptops, rugged devices, mPOS, and digital signages, along with apps and content. It supports the management of Android, iOS, macOS and Windows 10 devices and ensures streamlined device management operations with InterOps. Fusion of Endpoints at Scale.
Promobi Technologies:
ProMobi Technologies provides a leading Mobile Device Management Solution under the brand Scalefusion. The solution allows organizations to manage Android and iOS devices from the cloud. It offers modern mobile device management (MDM), application management (MAM) and content management (MCM) experience for corporate-owned devices. Renowned organizations from startups to Fortune 500 trust Scalefusion for their Device Management.






