Back-End Engineer
About the product
Intro
The mission of our client is to accelerate the adoption of renewable energy across Europe by combining technology, innovation, and deep energy market expertise. The goal is to enable a more efficient, transparent, and scalable energy transition.
Achieving this requires building intelligent platforms that connect key stakeholders across the energy ecosystem, fostering collaboration and delivering strong technical, commercial, and financial synergies to support the shift toward sustainability.
Technology stack
TypeScript
tRPC
Node.js
MySQL (AWS RDS)
AWS Lambda
AWS S3
AWS Parameter Store
Vercel
GitHub (CI/CD)
Your team
You will become a valued member of our development team, joining a group of innovative and passionate professionals dedicated to creating vital business tools. The project is currently in its Discovery phase, meaning you'll have the unique opportunity to be involved from the ground up, working alongside a talented Project Manager, Front-end and Back-end Engineers, a QA Engineer, and a DevOps Engineer.
Culture
We are committed to implementing high standards in the technology industry, and it is the fundamental principle of our work. To achieve this goal, the company and all its members are constantly evolving.
Each of us has the opportunity to contribute to the product, the company, the team, the industry, and our personal development. At Techstack, you have the option to choose from various growth opportunities that align with your interests:
- meetups, where you can share your knowledge and develop simultaneously by sharing your experiences within the company and local technical communities;
- roles such as a mentor or a technical lead. In any of these roles, you will assist junior professionals and share your knowledge and experiences with them;
- participation in our technical Guilds, where you can engage in discussions about technical solutions, approaches, and industry trends.
All of these elements contribute to shaping the culture and expertise within both, our team and the company as a whole.
Your responsibilities
Design, develop, and maintain scalable and secure backend services, APIs, and serverless functions using modern technologies.
Take part in the discussion and construction of the system and data architecture, ensuring maintainability and efficiency.
Optimize relational databases (e.g., MySQL/AWS RDS) for performance, indexing, and data integrity.
Implement robust authentication mechanisms (OAuth, JWT) and role-based access control (RBAC).
Develop and maintain cloud-based deployment strategies (e.g., AWS Lambda, S3, Vercel integrations), leveraging automation and monitoring tools.
Troubleshoot and resolve backend and infrastructure-related issues, focusing on system stability and scalability.
Contribute to CI/CD pipelines and participate in Agile sprints, including technical planning and backend code reviews.
It's about you
Have 3+ years of experience in backend software development.
Have experience in developing applications using Node.js and building scalable backend architectures.
Strong knowledge of relational databases, particularly PostgreSQL.
Proficient in version control systems (Git) and Agile methodologies.
Have experience with cloud services such as AWS, including deployment, CI/CD pipelines, and other cloud-native solutions.
Skilled in APIs, third-party integrations, and implementing role-based access control (RBAC).
Demonstrate strong problem-solving skills and the ability to collaborate in cross-functional teams.
Understand security best practices, including authentication protocols like OAuth and JWT.
Have an Upper-Intermediate level or higher in English.
What we have for you
Stable and long-term position in an experienced team.
Broad opportunities for professional and career growth, including professional challenges that encourage personal development, meetups, hackathons, professional communities, and more.
Direct communication with all stakeholders and the ability to influence product development.
Horizontal connections and absence of micromanagement, where all team members are accessible to each other for any questions, instead of a traditional hierarchy.
Hubs in Kharkiv, Kyiv, Lviv, and Wrocław (Poland) or everything necessary for remote work.
Up to 50% compensation for the cost of educational courses and conferences to support professional development.
Free English language and business English courses.
20 days off and 7 sick days to support your health and well-being.
Legal and accounting support.
Appreciation gifts for significant events and occasions.
How to join Techstack
Pre-screening with a recruiter.
Expert review of your resume.
English check.
Interview with our experts.
About us
Techstack is a technology product engineering company that sets an example for high development standards in the IT industry. We empower each team member to influence the development of the product, company, and processes.
Learn more about Techstack
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