Backend Developer

Roles and Responsibilities:

• Develop high-quality code and employ object-oriented design principles while strictly adhering to best coding practices.
• Ability to work independently
• Demonstrate substantial expertise in Core Java, Multithreading, and Spring/Spring Boot frameworks.
• Possess a solid understanding of Spring, Hibernate, Caching Frameworks, and Memory Management.
• Proficient in crafting complex analytical SQL queries to meet project requirements.
• Contribute to the development of Highly Scalable applications.
• Design and implement Rest-based applications with efficiency and precision.
• Create comprehensive unit tests using frameworks such as Junit and Mockito.
• Engage in the Continuous Integration/Continuous Deployment (CI/CD) process and utilize build tools like Git and Maven.
• Familiarity with any Cloud service provider is considered an added advantage.

Required Skills and Experience :

• Experience in cloud platform AWS is necessary.
• Experience in big data processing frameworks like Apache Spark, Flink, Kafka, etc
• In-depth proficiency in Java, Spring Boot, Spring Frameworks, Hibernate, SQL, and Unit Testing frameworks.
• Good knowledge of SQL and experience with complex queries is a must
• Experience in supporting and debugging issues in the production environment is a must.
• Experience in Analytical databases like Redshift, Big Query, Snowflake, Clickhouse, etc is a plus.

Minimum requirements

5+ years of industry software engineering experience (does not include internships nor includes co-ops)

Strong coding skills in any programming language (we understand new languages can be learned on the job so our interview process is language agnostic)

Strong collaboration skills, can work across workstreams within your team and contribute to your peers’ success

Have the ability to thrive on a high level of autonomy, responsibility, and think of yourself as entrepreneurial

Interest in working as a generalist across varying technologies and stacks to solve problems and delight both internal and external users

Preferred Qualifications

Experience with large-scale financial tracking systems

Good understanding and practical knowledge in cloud based services (e.g. gRPC, GraphQL, Docker/Kubernetes, cloud services such as AWS, etc.)

 2+ years experience as a developer with a proven track record in on-time and successful deliveries.

- Must be highly proficient in NodeJS, Javascript and MySQL with Microservices (REST web services )

- Work end to end on micro-services and SPAs built on cutting-edge technologies like Nodejs (Strong practical experience preferred)

- Strong knowledge of database & web applications.

- Preferred : grunt, wagner, npm, passport, redix, chai

- Excellent problem solving and communication skills, so that you are able to articulate technical concepts to the team, also excellent development, and debugging skills

- Ability to learn, act, and thrive in a fast-paced environment with a distributed team

Duties & Responsibilities :

- Should be taking requirements to design and building reusable modules.

- Building, scaling and performance tuning.

- Advance understanding of front-end technologies, such as HTML5 and CSS3.

- Advance understanding in AWS, NPM (Node JS Package Manager), GIT and Unit testing.

- Strong work experience in Design Patterns and Algorithms.

- Experience with debugging, troubleshooting and problem-solving issues.

- Must have strong communication skills.

Experience:

The candidate should have about 2+ years of experience with design and development in Java/Scala. Experience in algorithm, data-structure, database and distributed System is mandatory.

Required Skills:

Mandatory: -

1. Core Java or Scala
2. Experience in Big Data, Spark
3. Extensive experience in developing spark job. Should possess good Oops knowledge and be aware of enterprise application design patterns.
4. Should have the ability to analyze, design, develop and test complexity of spark job.
5. Working knowledge of Unix/Linux.
6. Hands on experience in Spark, creating RDD, applying operation - transformation-action

Good To have: -

1. Python
2. Spark streaming
3. Py Spark
4. Azure/AWS Cloud Knowledge of Data Storage and Compute side

Rejolut is among the fastest-growing and award winning Tech companies working on leading technologies namely Blockchain, Machine Learning & Artificial Intelligence, Complex mobile & Web Apps, IoT, etc.Rejolut is a venture-backed company with clients in over several countries namely Malaysia Airlines,gba global,my-earth,biomes, Dlg-hub,etc.

We are looking for Tech geeks having hands-on experience and in love with building scalable, distributed and large web/mobile products and tech solutions. He/She must be an excellent problem solver with passion to self-learn and implement web technologies (frontend + backend). He/She would be responsible for the architecture design, code review, and technology build and deployment activities of the product. 

Responsibilities:-

- Own the product development from scratch.

- Architect scalable, distributed and large-scale web and mobile solutions from scratch.

- Code for fresh development and to troubleshoot and resolve issues.

- Writing reusable, testable, and efficient code.

- Creating database schemas that represent and support business processes.

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

- Able to learn & implement new technology/framework/library at God Speed.

- Customer-focused, react well to changes, work with teams and be able to multitask.

- Experience and knowledge of open-source tools and frameworks, broader cutting edge technologies around server side development. 

Desired Candidate Profile:-

- A Bachelor's degree in Computer Science or related field(or combined with related experience)

- Strong Expertise in Node.js/Javascript

- Hands-on experience in writing Node.js applications

- Deep knowledge of Restful APIs, Web Services, command-line programs and solid design principles.

- Knowledge of Node.js and frameworks like Express.js,Sails.js,StrongLoop, Meteor,Loopback.js, etc

- Knowledge of SQL and NoSQL database(MongoDB)

- Knowledge of tools like Docker, Git, Postman, JSdocs, etc.

- Well versed with front-end technologies - HTML5, and CSS3, AWS, GCP, Azure, Good hold on CLI command, OS

- Proficiency in multiple programming languages, both dynamic(Javascript, Python, Ruby, etc.) and strongly typed object-oriented language.

- Implementing automated testing platforms and unit tests.

- Must be a proven performer and team player that enjoys challenging assignments in a high energy, fast growing and start-up workplace.

- Good communication and interpersonal skills

Rejolut - As a Career Differentiator

 - We are a young and dynamic team who are obsessed with solving futuristic and evolutionary business problems at scale with the next generation technology like blockchain, crypto and machine learning. Focuses on empowering people across the globe to be technically efficient, making advancements in technology and providing new capabilities that were previously thought impossible.

- We provide exposure to higher learning opportunities so that you can work on complex and cutting edge technology like React, React Native, Flutter, NodeJS, Python, Go, Svelte, WebAssembly. Strong expertise in  blockchain and crypto technology and working with the networks like Hedera Hashgraph, Tezos, BlockApps, Algorand, Cardano.

- We maintain high end transparency with clients and employees as Visibility unlocks Efficiency and trust unlocks Visibility.

- Company is backed by two technology Co-founders, well-versed with consumer applications and their work has been downloaded millions of times and have led teams in leadership positions in companies like Samsung, Purplle, Loylty Rewardz.

Benefits :

> Health Insurance

> Work from Home

> Fast growth and more visibility into the company

> Experience to work on the latest technology

> Competitive Learning Environment with supportive co-workers

> Employee friendly HR Policies

> Paid leaves up to certain limits

> Competitive salaries & Bonuses

> Liberal working atmosphere

> Get mentored by the best in the industry

Schedule:

- Day Shift/Flexible working hours

- Monday to Friday

Type: Individual contributor with good hands on proficiency. 

Must have

• Strong proficiency in at least one of  Java, Ruby, Python
• Exposure to databases: any of  PostgreSQL, MySQL, Apache Cassandra
• Any NoSQL database experience is a plus
• Exposure to AWS cloud infrastructure: EC2 or S3 
• Proficiency with Git
• MUST: Using REST to make API calls. 

Great to have: 

• Experience working with one or more middleware, enterprise bus, queueing frameworks
• Any of Memcached/Redis, Apache Kafka / RabbitMQ / PubSub+ / AmazonMQ

Soft skills:

• Appreciation for clean and well documented code

What will you do at Tradyl:

(Examples for illustration only)

• Build a shipping service module that is called by our website to query shipping rates from India to a destination country. Configure this to so that an Ops person can update shipping costs as and when they change. Own deployment and monitoring of this service. 
• Use Zapier to build a workflow to export a MixPanel report into a Google sheet every day.
• Change our supplier portal (built on bubble.io) to make an API call to our customer facing site, whenever a supplier modifies his profile.
• Write an alert mechanism that identifies catalogues with insufficient information and makes them non discoverable, which can run every day.
• Work with Business Team to design a workflow for product inwarding using Airtable. Write a small app within Airtable so that whenever a product is updated as “shipped” in airtable, it updates the customer facing website.
• Use an open source dashboarding framework to create a quick dashboard to track important business events.