Full-stack developer



Full-stack developer

Company description

EQUITY X LTD. is a FinTech start-up developing equity valuation software. EQUITY X LTD.

won the first prize at Startup Grind Europe 2017. As a result, EQUITY X LTD. raised and

executed an agreement with one of the largest financial data vendors in the world, which

unlocked the global potential to grow. EQUITY X LTD. is actively looking for a full-stack

developer who has deep knowledge of front-end development. You will be part of a small

and focused team. You will have high levels of responsibility and excellent career prospects

at Level39, the largest FinTech accelerator space in Europe.


London (Level39, Canary Wharf)

Job description

Front-end development

o Implementing the existing design into the software and PDF; and

o Using stakeholders’ feedback to inform necessary improvements and adjustments.

Back-end development

o Designing, building, reviewing and maintaining highly usable codes and libraries;

o Writing and reviewing any software related documentation;

o Building an onboarding process;

o Collaborating with third parties and integrating APIs into software;

o Integrate algorithms in the excel spreadsheet into the software;

o Integrating multiple data sources and databases into one system;

o Integrating UI elements with server side logic;

o Outputting data in (vector-based) PDF;

o Optimizing the product for maximum speed and scalability;

o Implementing security and data protection;

o Designing and implementing data storage solutions;

o Building automated testing platforms and unit tests;

o Running test cases and checking calculation results;

o Troubleshooting and debugging; and

o Setting up and administrating backups.

Key requirements

o 5+ years of experience in software development

o Team player

o Front-end development: excellent knowledge of JavaScript and React

o Excellent knowledge of HTML5 and CSS (including tools such as Sass or LESS)

o Back-end web application development experience: Java, and Node.js

o Knowledge of databases such as MongoDB and MySQL

o Computer Science degree or related

Nice to have

o Strong mathematical skills

o Good project and time management skills

o Experience working for public companies and/or financial institutions

o Knowledge of REST API, GraphQL, and SQL

o Knowledge of data collection tools such as Python and C++

o Knowledge of test-driven methodologies such as TDD or BDD

o Solid web fundamentals (HTTP, Cache, Security, Cookies, etc)

o Knowledge of web application security and vulnerabilities

o Experience developing a system to generate vector-based PDF reports

o Experience building and deploying services on Amazon Web Services

o Experience interacting with external experts and connecting APIs into digital products


o Cash: £4,000 – £7,000/month

o Equity: Stock options