Backend Tech Lead / Software Architect (Backend & APIs)

Designing and evolving backend and API architectures (On-Premise & Cloud), with a strong focus on API design, data flow, and integration patterns

Ability to design with scalability and maintainability in mind /

Working with sales team to conduct business and technical discovery with customers, including estimation and planning

Working with developers to improve technology platform and solve backend teams facing issues

Improve developers standards, tooling, and processes for the developers team at large

Having conversations with customer and subject matter experts to clarify expectations from requirements

Designing public and internal APIs (REST, GraphQL, async/event-based), including versioning, contracts, and backward compatibility

Write technical documentation (design documents and technical proposals, changelogs)

Actively experimenting with and applying AI-powered tools (LLMs, copilots, code assistants, internal AI agents) to improve developer productivity and system capabilities

5+ years of professional experience in software engineering

Proven ability to lead architecture discussions with teams, make pragmatic technical decisions and explain trade-offs clearly

Can-do attitude and transparent approach (informing about problems/obstacles/progress)

Strong experience in working directly with clients / external stakeholders

Comfort working with modern AI concepts (LLMs, embeddings, RAG, streaming responses, AI-assisted workflows) and willingness to use them in real projectss

Ability to easily and articulately explain complex technical concepts to cross functional team members

Own all aspects of product development, from prototyping new ideas to designing and coding new systems to setting strategic architectural direction

Practical experience in designing and reviewing APIs and backend systems — not only at diagram level, but also through real implementations

Excellent command of written and spoken English (min. C1 level)

Expertise in utilizing either SQL or NoSQL databases

Experience implementing authentication / authorization using strategies such as JWT / OIDC / OAUTH

Experience with different clouds – AWS, Azure, GCP

Experience with DevOps processes