Software Engineer
Pubblicato il 22-09-2026 - Bitrock in Cagliari
Software Engineer - Freelance Bitrock Cagliari, sardinia, Italy
Who we are
Bitrock is a high-end consulting and system integration company, strongly committed to offering cutting-edge and innovative solutions. Our tailored consulting services enable our clients to preserve the value of legacy investments while migrating to more efficient systems and infrastructure. We take a holistic approach to technology: we consider each system in its totality, as a set of interconnected elements that work together to meet business needs.
We thrive on overcoming challenges to help our clients reach their goals, by supporting them in the following areas: Data, AI & ML Engineering; Back-end Engineering, Platform Engineering, Front-end Engineering, Product Design & UX Engineering, Mobile App Development, Quality Assurance, FinOps, GovernanceThe effectiveness our solutions also stems from partnerships with key technology vendors, like HashiCorp, Confluent, Lightbend, Databricks, and Meterian.
Who we are looking for
We're looking for a Software Engineer Freelance to take full ownership of backend services within a startup-style, high-autonomy team. You will be responsible for analyzing, taking over, and progressively rewriting components of an existing AWS platform today managed by an overseas vendor. The team will make intensive use of Claude Code (license covered by the client) and dedicated AI agents (PM, Analyst, Dev, Tester, DevOps) to amplify impact and speed up development.
What You'll Do
- Analysis and takeover of existing backend services on AWS without complete access to source code
- Progressive rewriting and development of missing or legacy backend components
- Design and implementation of RESTful APIs, microservices architecture, and database integrations
- Reverse engineering and reconstructing system behavior starting from logs, configurations, and real service interactions
- Technical liaison with the current overseas vendor during the handoff phase
- Active usage of A