Senior backend Developer

Job Summary:

Senior Java developer will be responsible for many duties throughout the development lifecycle of applications, from concept and design right through to testing. 

Duties/Responsibilities: 

• To support and maintain existing Java code base, debug the application 
• To analyse user and business requirements and design and implement appropriate solutions 
• To design and code programs following in-house standards and good design principles 
• To ensure that all programs are documented to the company standards 
• To create unit test plans and perform unit testing of the programs
• To provide advice and guidance to other members of the team

Required Skills/Abilities:  

• Hands on experience in designing and developing applications using Java EE platforms 
• Object Oriented analysis and design using common design patterns 
• Good knowledge of Relational Databases, SQL and ORM technologies (JPA2, Hibernate) 
• Experience in the Spring Framework 
• Experience in developing web applications using at least one popular web framework (JSF, Wicket, GWT, Spring MVC) 
• Experience in RESTFul webservices
• Experience with test-driven development 
• Exposure to portal/mobility development - Desired
• Exposure to any of middleware solutions like MQ, Oracle fusion middleware(WebLogic), WebSphere, Open Source

Technical Overview:

● You will be expected to design, develop and maintain large-scale complex backend web applications.

● You will be expected to rapidly learn and apply relevant new technologies.

● You will be having a high level of interaction with business and product stakeholders.

● You will be working on the entire web application stack, which includes:

      o Web server hosting

      o RESTful communication

      o Message brokering

      o Backend application layer, which includes the service and domain layers

     o Data layer for persistence or caching

● You will be participating in an agile software development cycle, which includes:

     o Design

     o Development

     o Code Review

     o Unit and Integration Testing

     o Release

● As a Staff Engineer, you will be expected to contribute to design, code review, refactoring, and project management.

● You will be exposed to the following technologies:

     o Web application frameworks: Ruby on Rails, Node.js, Java Play, Vert.x, AIOHTTP, AWS Lambda

     o Languages: Ruby, Java, Kotlin, Javascript, Python

     o Data stores: PostgreSQL, Aerospike, Redis, Amazon Redshift

     o Communication: HTTP, Amazon SQS, Sidekiq, Amazon SNS

     o Server Management: Amazon ECS, Docker

Product Overview:

You will be contributing to products concerning both customers and partner drivers.

Product sectors include:

1) Growth: You’ll build tools to help boost user growth on the platform including our industry-best driver onboarding, training and certification system, referral system, and lead management models.

2) Lifecycle Management: Build tools to help users engage with the platform better, which include rewards and recognition modules, subscription services account management tools, partner and customer wallets and payout modules, and churn detection systems among others.

3) Transaction Experience: You’ll help deliver the most delightful booking experience to our customers and drivers. As part of this team, you’ll be responsible for our core booking system, pricing and payment

systems, location tracking and filtering services, fraud prevention systems, and in-app ticketing and support among others.

4) Fulfilment: As part of the fulfillment team, you’ll work on systems that ensure a high degree of ride fulfillment on the platform. Tools include allocation methodologies and systems, dynamic pricing, dynamic partner routing, and partner re-activation tools among others.

5) Enterprise Solutions: You’ll help Porter’s enterprise customers achieve delivery excellence. You’ll build tools for contract management, fleet management, fleet and route optimization tools, alerting and monitoring tools, and analytics suite among others.

•  4+ years JAVA/J2EE experience Spring Services, Spring Security and Rest Api's
• Spring Framework: Core Spring / Spring Boot / Spring MVC ,Rest Service 
•  JPA/Hibernate, JSON parsing
• Build Tool : Maven
• Apache tomcat
• Database : Any RDMS (preferably Mysql)
•  SCM: Git / Bitbucket
•  Java 8 Generics, SOLID Design Principle
•  Strong experience on Collections Framework and Threading
• Collections: Hashmaps, Concurrent Hashmaps, Treemap, Thread pool
•  SSO, PAS, JPA/Hibernate, API Integration Build, MATLAB Integration with Java, Json Conversion.
• Location : PAN India(Preferred Bangalore)
• Early joiners preferred.

We are scaling rapidly in user engagement (reached 150K+ daily transactions within 3 months of beta launch), and if you're looking to deal with scale, this is for you.

About Trago.in: We are a neo-trading platform where one can trade their opinions on real-time events across politics, Sports. We are building in a super-interesting category with a focus on things happening around you and giving the audience a platform to earn from opinions and knowledge.

We are a seed-funded company with marquee investors from across the globe and an amazing set of co-founders from the premier institutes of India.

To know more about us, please visit: www.trago.in

Responsibilities:

* Build the APIs and internal mechanisms of the Trago backend across all our services.

* Architect and guide building end-to-end systems optimized for speed and scale.

* Build and lead engineering teams to achieve product roadmap milestones.

* Oversee the research and development of new products and technologies.

* Be available for troubleshooting in case of backend emergencies.

Requirements:

* Bachelors in Computer Science or any Engineering domain with experience in Software Programming.

* 2-5 years of experience building large-scale software applications.
* Highly proficient with Java and knowledge of the many intricacies of Spring Boot.

* Proficient with MongoDB and Redis.

* Knowledge of Aerospike, and other databases would be a bonus. Good understanding of distributed systems (servers, databases, etc.).

* Positive and solution-oriented mindset and comfort working in a highly agile, intensely iterative software development environment.

What's in for you?

* Work directly with founders

* Freedom to experiment and get creative.

* Be Yourself, every day.

* Build for scale - We are building Trago with a mindset to scale to 100 mn+ customers in 3 years. We are presently doing 150K transactions a day, which we will scale by 100x in one year.

• B.Tech/B.E (preferably in Computer Science Engineering) 
• 7+ years of hands-on programming experience in building data-driven REST APIs, services & platforms using advanced Java frameworks like Spring, Redis, Node.js etc. with deep focus on integration & scale.
• We also look for hands-on experience with Mysql, Elasticsearch (or Solr) and Nosql stores.
• Our evaluation starts with focus on computer science fundamentals, data structures & algorithms.
• You will have been learning new technologies every week and prefer folks who can use golang/rust for backend development and are familiar with equivalent data stores, index stores and pub-sub technologies.

• 3-5 Years of experience in Backend Development.
• Must have experience in Python (FLASK framework).
• Have Deep understanding of how RESTful APIs work.
• Familiar with various design and architectural patterns that can work at scale.
• Sound knowledge of NoSQL/SQL Databases (Mongo DB preferred).
• Strong experience with at-Cloud technology, preferably AWS or GCP or Azure.
• Core experience in developing complex backend systems.
• Communicating complex technical concepts to both technical and non-technical audiences.
• Passionate about application scalability, availability, reliability, and security.