Senior Full Stack (Go+React) Developer

Home Vacancies Senior Full Stack (Go+React) Developer

*instinctools is a software development company that provides custom software solutions for businesses of all sizes. Our team works closely with clients to understand their specific needs and provide personalized solutions that meet their business requirements.

Our team is looking for a Senior Full Stack (Go+ React) developer for one of our clients.

Our customer is one of the TOP-5 global management consulting firms considered to be among the most prestigious ones in the world. Hundreds of customers from Fortune-500, including the largest global financial institutions, the world’s top media companies, technology companies and federal government agencies rely on our Client’s proven platform and services.

The project: It is described as the “go-to platform for company data within the client.” It’s a feature-rich, fast-performing web application that uses multiple company data microservices to deliver summarized and clean data, aiming to minimize single points of failure. The platform has customized permissions, allowing different users (both inside and outside of the client) to see layouts adjusted to their expertise. It also offers the possibility to export data in various formats like Excel, PowerPoint, and PDF, and supports different screen sizes. The project provides immediate access to reliable financial, investor, operating, and employee data, value creation analyses, and performance benchmarking for a vast number of public and private companies. It curates, standardizes, and cleans data from multiple sources and creates insights using client’s proprietary frameworks and methodologies.

Our expectations of the candidate:

5+ years of professional experience in backend development with Golang.
Solid frontend skills in React and TypeScript, at least at a mid-level proficiency.
Experience with databases such as Snowflake and PostgreSQL.
Knowledge of AWS cloud services and infrastructure as code (Terraform).
Familiarity with CI/CD pipelines, preferably GitHub Actions.
Strong understanding of designing and consuming RESTful and GraphQL APIs.
Experience working with micro-frontends, Module Federation, Webpack, and transitioning to Rspack is a plus.

English: Upper-Intermediate

Soft skills:

Excellent collaboration skills, able to work effectively with design and QA teams.
Self-motivated and autonomous, capable of taking ownership of tasks and features.
Eagerness to learn and adopt new frontend tools and technologies.
Strong communication skills, able to articulate technical concepts clearly.

Responsibilities and tasks:

Develop and maintain both frontend and backend components of the platform, with a focus on backend (~70%) and frontend (~30%) development.
Design, implement, and maintain REST and GraphQL APIs to support scalable and reliable data services.
Collaborate closely with design and QA teams to ensure high-quality user experiences and robust functionality.
Work with monitoring and tracing tools to manage distributed systems and ensure system reliability.
Participate in code reviews, sprint planning, and technical discussions to drive continuous improvement.
Stay up-to-date with emerging front-end technologies and contribute to the evolution of the platform’s architecture.
Maintain infrastructure automation using AWS, Terraform, and CI/CD pipelines via GitHub Actions.

We offer:

flexible working time;
professional and ambitious team;
transparent system of professional and career development;
learning opportunities, seminars and conferences and time for exploring new technologies;
the opportunity to realize your potential outside the projects: we arrange meetups and conferences where our staff can perform, develop professional communities;
co-funding for language courses (English).

Join us and be part of a team that is changing the world through technology.

Important Notice Regarding Your Personal Data Security

At *instinctools, we take the security of your personal data very seriously. Please be informed that all official communication, offers, and correspondence from *instinctools are conducted only through our verified company resources, including:

Official Email Domain: @instinctools.com
Company Website: https://www.instinctools.com

Important Reminder:
*instinctools will NEVER ask for sensitive personal or financial information, including:
– Bank account details
– Credit/debit card numbers
– Passwords or PINs

If you receive any suspicious requests claiming to be from *instinctools via unofficial channels (e.g., personal emails, social media DMs, or phone calls), please:

– Do not respond or share any information.

– Report it immediately to compliance@instinctools.com or your official contact.

Your trust and security are our top priorities. For any questions, always verify through our official channels.

Thank you for your attention and cooperation.

Developers

*instinctools is a developer of IT solutions for Western Europe. We have over 350 projects in our portfolio. The spheres are different – from healthcare and medicine, training and education, to digital advertising, economics and IT. For the software implementation and maintenance across such a number of projects, competent developers are important.

We use a modern technology stack, the key of which are:

Javascript, ReactJS, Angular, Node.js, Golang, Python, Java, iOS, Android, Blockchain, AWS.

Join the *instinctools team!

*instinctools Poland
We have had a representative office in Poland (Warsaw) since 2021. Our Polish team consists of highly qualified and experienced specialists – most of them are Middle to Senior level Developers.
Right now we’re on the lookout for bright and innovative minds to join our professional team!

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