Sr.Backend and Infrastructure Engineer

Sr. Backend Engineer - (Django & Python)

Must have Crypto/Blockchain Experience.

CoinCROWD is an innovative Fintech company. We offer a crypto platform for seamless payments, Crypto Vouchers, crypto trading, portfolio management, real time market data, breaking news and powerful analytics.

Website: https://coincrowd.com/

Domain : Finance, Blockchain, Crypto

Role : Permanent full time Employment

Job Location : Work from Home / Remote

Job Responsibilities:

• Understand project requirements, writing bug free clean code and ensure that the solution works per the agreed architecture, SLAs, KPIs and business model
•  Integrate backend with third party APIs
• 100% Hands on role
•  Make design decisions that contribute to maintainable systems
• Adapt to rapidly evolving requirements and changing priorities and drive the team accordingly Responsible to drive and support e-commerce project activities and ensure marketplace implementation, deepen customer engagement, satisfaction, and user engagement
• Reverse engineer for debugging errors in code and ensuring quality control in the process.
• Continually drive products towards a meaningful balance between user needs, business objectives and technical feasibility
• Documentation and reference preparation for users by writing operating instructions including changes and revisions.

Qualifications:

• Bachelor or Master Degree in Computer Science, Software Engineering from a reputed University
• 5+ years of experience with at-least 2-3 years working in the Finance domain is Plus.
• Django , Django Rest Framework, Python 3, Mysql, Elasticsearch, websockets, javascript, JIRA, Gitlab, Rest API, GCP or AWS
• Finance, Social Analytical, debugging, and troubleshooting skill with proven experience troubleshooting and fixing production bugs
• Experience in writing unit testing and test case automation.
• Ability to operate in an Agile environment with a start-up mentality and unstructured environment, Energy, drive and passion to work, and operate in a digital world.
• Excellent communication skills and ability to work with remote teams

What We Offer:

In recognition of your valuable contributions, you will receive an equity-based compensation package. Join our dynamic and innovative team in the rapidly evolving fintech industry and play a key role in shaping the future of Coincrowd's success.

What we are looking

• You must have experience in Python, including development of microservices using flask/fastapi/sanic.
• You hold knowledge of at least one Python web frameworks
• You have experience in NoSQL databases such as MongoDB
• You are familiar with relational databases and unstructured data.
• You are familiar with some ORM (Object Relational Mapper) libraries.
• You have prior exposure to code versioning tools such as Git.
• You understand fundamental design principles behind a scalable application

Good to have

• Experience in cloud services such as AWS
• Knowledge of user authentication and authorization between multiple systems, servers, and environments
• Understanding of the threading concepts in Python and multi-process architecture

What you'll do

• Create database schemas that represent and support business processes
• Integrate multiple data sources and databases into one system.
• Develop and integrate RESTful APIs and services for business use cases
• Perform unit and integration tests on developed modules

Key Responsibilities: 

• Rewrite existing APIs in NodeJS. 
• Remodel the APIs into Micro services-based architecture. 
• Implement a caching layer wherever possible. 
• Optimize the API for high performance and scalability. 
• Write unit tests for API Testing.
• Automate the code testing and deployment process.

Skills Required: 

• At least 3 years of experience developing Backends using NodeJS — should be well versed with its asynchronous nature & event loop, and know its quirks and workarounds. 
• Excellent hands-on experience using MySQL or any other SQL Database. 
• Good knowledge of MongoDB or any other NoSQL Database. 
• Good knowledge of Redis, its data types, and their use cases. 
• Experience with graph-based databases like GraphQL and Neo4j. 
• Experience developing and deploying REST APIs. 
• Good knowledge of Unit Testing and available Test Frameworks. 
• Good understanding of advanced JS libraries and frameworks. 
• Experience with Web sockets, Service Workers, and Web Push Notifications. 
• Familiar with NodeJS profiling tools. 
• Proficient understanding of code versioning tools such as Git. 
• Good knowledge of creating and maintaining DevOps infrastructure on cloud platforms. 
• Should be a fast learner and a go-getter — without any fear of trying out new things Preferences. 
• Experience building a large-scale social or location-based app.

RequiredSkills:

• Minimum of 4-6 years of experience in data modeling (including conceptual, logical and physical data models. • 2-3 years of experience inExtraction, Transformation and Loading ETLwork using data migration tools like Talend, Informatica, Datastage, etc. • 4-6 years of experience as a database developerinOracle, MS SQLor another enterprise database with a focus on building data integration process • Candidate should haveanyNoSqltechnology exposure preferably MongoDB. • Experience in processing large data volumes indicated by experience with BigDataplatforms (Teradata, Netezza, Vertica or Cloudera, Hortonworks, SAP HANA, Cassandra, etc.). • Understanding of data warehousing concepts and decision support systems.

• Ability to deal with sensitive and confidential material and adhere to worldwide data security and • Experience writing documentation for design and feature requirements. • Experience developing data-intensive applications on cloud-based architectures and infrastructures such as AWS, Azure etc. • Excellent communication and collaboration skills.

• Degree in Computer Science (BS/MS), related technical field or equivalent practical experience
• 8+ years of industry experience in product development
• Experience in coaching and mentoring team members
• Must own a specific component of the product. Gathering requirements by working with product management. Working closely with development managers in defining external product interfaces
• Must have excellent written and verbal communication skills. Must articulate various design approaches and design decisions clearly - within the team and across the teams.
• Must work with QA engineers to devise proper test constructs - unit testing and integration tests.

1: proficient in python, flask, pandas, GitHub and AWS

2: good knowledge of databases both SQL and NoSQL

3:Strong experience in REST and SOAP APIs

4: Experience with working on scalable interactive web applications

5:Basic knowledge of JavaScript and Html

6: Automation and crawling tools and modules

7: Multithreading and Multiprocessing

8:Good Understanding of test-driven Development

9: Preferred exposure to finance domain

DeepSource is working on building tools that help developers ship good code. There are over 40 million developers in the world, and all of them write and review code in some form. There’s a massive opportunity to impact how software is built right from where the code is written using automation and intelligence, that not only improves developer productivity but also increases software’s robustness.

The Language Engineering team works on the source code analyzers, including both programming languages and configuration-as-code systems. As a member of the Language Engineering team, you will work on building the best, most comprehensive, Python analyzer in the world. You will add new rules and Autofixes for finding more issues with code and automatically fixing them. You will be involved with the Python community to understand the problems with static analysis tools in the ecosystem.

• Identify bad code practices in Python and write new analyzers to detect them.

• Improve the coverage of automatically fixable issues.

• Ensure fewer false positives are reported by the analyzer.

• Work on the internal tools that support analysis runtimes.

• Contribute to open-source static analysis tools.

• Strong foundational knowledge in Computer Science.

• At least 2 years of professional software development experience in Python.

• Understanding of the nuances of execution of the source code (AST, data flow graphs, etc).

• Familiarity with Python best practices followed in the industry.

• Native experience with Linux/Unix environment.

• A focus on delivering high-quality code through strong testing practices.

We offer competitive compensation with meaningful stock options, a generous vacation policy, and a workstation of your choice, to name a few of the perks.

## Please apply if you have experience working on Trading Applications, all others would be automatically rejected ###

Our Core team develops connectivity software for low latency communication with derivatives exchanges all over the world, as well as real-time position and risk limit monitoring. The team's expertise is also relied upon by other C++ development groups to produce high-quality libraries and frameworks for their application development. We have a high degree of freedom and responsibility to produce technologically advanced solutions to demanding real-world problems.

From joining you will have ownership on a diverse set of projects that have a direct impact on trading performance. You will work closely with highly skilled colleagues who share your enthusiasm and deep knowledge of C++, Linux and network protocols, and share your hunger to learn more.

What We Are Looking For

• An experienced Modern C++ developer (C++17/20), with minimum 5 years experience and proficiency with C++ templates.
• A developer, who designs code to push every performance boundary.
• Excellent written and verbal communication skills.
• Ability to solve new and unfamiliar problems quickly and creatively.

• Knowledge of multiple exchanges.
• Ultra low latency design.
• Template metaprogramming.
• Network programming experience.
• Python.

• A great engineering environment whereby technology is key to our success and a C++20 code base.
• Great friendly, informal and highly rewarding culture.
• Fast growing global firm with plenty of opportunities where you will have significant impact.