Sofia, Sofia-City, Bulgaria · Hybrid
Job Description Tieto Tech Consulting (MentorMate from 2001 to 2026) provides design-led, data-centric, and AI-powered digital engineering & consulting services to enterprises worldwide. With a strong heritage of Nordic …
Skills: Node.js, React, TypeScript, Tailwind, MongoDB
Sofia, Sofia-City, Bulgaria · Hybrid
Job Description Tieto Tech Consulting (MentorMate from 2001 to 2026) provides design-led, data-centric, and AI-powered digital engineering & consulting services to enterprises worldwide. With a strong heritage of Nordic …
Skills: Node.js, React, TypeScript, Tailwind, MongoDB
Sofia, Sofia-City, Bulgaria · Remote OK
Job Description Tieto Tech Consulting (MentorMate from 2001 to 2026) provides design-led, data-centric, and AI-powered digital engineering & consulting services to enterprises worldwide. With a strong heritage of Nordic …
Skills: Databricks, Apache Spark, PySpark, Delta Lake, Lakehouse Architecture
Sofia, Sofia-City, Bulgaria · Remote OK
Job Description Tieto Tech Consulting (MentorMate from 2001 to 2026) provides design-led, data-centric, and AI-powered digital engineering & consulting services to enterprises worldwide. Key responsibilities Design and d…
Skills: Spark/PySpark, SQL, Python, Databricks, ETL/ELT
Sofia, Sofia-City, Bulgaria · On-site
Company Description Fastmarkets is an industry-leading price-reporting agency (PRA) and information provider for global commodities, providing price data, news, analytics and events for the agriculture, forest products, …
Skills: Microsoft Intune, Microsoft 365 Administration, Entra ID, Windows Support, Mac Support
Sofia, Sofia-City, Bulgaria · On-site
Company Description Fastmarkets is an industry-leading price-reporting agency (PRA) and information provider for global commodities, providing price data, news, analytics and events for the agriculture, forest products, …
Skills: Jira Service Management, ITIL v4, Atlassian Ecosystem, Workflow Design, SLA Management
Sofia, Sofia-City, Bulgaria · On-site
Company Description Fastmarkets is an industry-leading price-reporting agency (PRA) and information provider for global commodities, providing price data, news, analytics and events for the agriculture, forest products, …
Skills: .NET, C#, Microsoft Azure, SQL Server, CosmosDB
Sofia, Sofia-City, Bulgaria · On-site
Company Description Fastmarkets is an industry-leading price-reporting agency (PRA) and information provider for global commodities, providing price data, news, analytics and events for the agriculture, forest products, …
Skills: Customer Onboarding, B2B SaaS, Customer Success, Salesforce, Data Analytics
Sofia, Sofia-City, Bulgaria · Hybrid
Yotpo is leading the next era of trust and loyalty in eCommerce. With AI-powered Reviews and Loyalty solutions, we help brands turn browsers into customers and customers into advocates. Through deep integrations across t…
Skills: Jira Administration, Salesforce Configuration, HR System Administration, AI Tools, Analytical Thinking
Sofia, Sofia-City, Bulgaria · On-site
Company Description Fastmarkets is an industry-leading price-reporting agency (PRA) and information provider for global commodities, providing price data, news, analytics and events for the agriculture, forest products, …
Skills: Salesforce Configuration, Apex, Lightning Web Components, Salesforce Flow, SOQL
Sofia, Sofia-City, Bulgaria · Remote Solely
$30k–$55k/yr
The mission of Speechify is to make sure that reading is never a barrier to learning. Over 50 million people use Speechify’s text-to-speech products to turn whatever they’re reading – PDFs, books, Google Docs, news artic…
Skills: Swift, SwiftUI, Multithreading Programming, CI/CD, Fastlane
Sofia, Sofia-City, Bulgaria · Remote OK
$30k–$55k/yr
Mission Speechify is the easiest way to listen to the world’s information. Articles on the web, documents in the cloud, books on your phone. We absorb it all and let you listen to it at your desk, on the go, at your own …
Skills: Kotlin Multiplatform, Systems Thinking, API Design, GCP, Kotlin
Sofia, Sofia-City, Bulgaria · Remote Solely
$30k–$55k/yr
The mission of Speechify is to make sure that reading is never a barrier to learning. Over 50 million people use Speechify’s text-to-speech products to turn whatever they’re reading – PDFs, books, Google Docs, news artic…
Skills: Kotlin, Kotlin Coroutines, Kotlin Flow, Dagger 2, MVVM
Sofia, Sofia-City, Bulgaria · Hybrid
PowerBI Developer/Analyst This role has been designed as ‘Hybrid’ with an expectation that you will work on average 2 days per week from an HPE office. Who We Are: Hewlett Packard Enterprise is the global edge-to-cloud c…
Skills: PowerBI, DAX, M Scripts, Data Modeling, SQL Server
Sofia, Sofia-City, Bulgaria · Remote OK
AgileEngine is an Inc. 5000 company that creates award-winning software for Fortune 500 brands and trailblazing startups across 17+ industries. We rank among the leaders in areas like application development and AI/ML, a…
Skills: Product Ownership, Agile Methodologies, Backlog Management, Product Roadmap, SaaS
Sofia, Sofia-City, Bulgaria · Remote OK
AgileEngine is an Inc. 5000 company that creates award-winning software for Fortune 500 brands and trailblazing startups across 17+ industries. We rank among the leaders in areas like application development and AI/ML, a…
Skills: Manual Testing, Automation Testing, API Testing, UI Testing, Test Design
Sofia, Sofia-City, Bulgaria · Hybrid
We help the world run better At SAP, we keep it simple: you bring your best to us, and we'll bring out the best in you. We're builders touching over 20 industries and 80% of global commerce, and we need your unique talen…
Skills: User Experience Design, Enterprise Software Design, AI-Assisted Workflows, Usability Testing, Figma
Sofia, Sofia-City, Bulgaria · Hybrid
Our Mission At Palo Alto Networks®, we’re united by a shared mission—to protect our digital way of life. We thrive at the intersection of innovation and impact, solving real-world problems with cutting-edge technology an…
Skills: Python, AWS Serverless Architecture, AWS CDK, Cloud-Native Applications, Security And Networking
Sofia, Sofia-City, Bulgaria · On-site
Overview About Nortal: We’re Nortal. We think big and create cutting-edge digital solutions with a global reach. And with 25 years of experience, 2,700+ professional experts, and half a billion people worldwide impacted …
Skills: Android Development, Kotlin, Java, Jetpack Compose, RxJava
Sofia, Sofia-City, Bulgaria · Hybrid
About Insurance Insider Insurance Insider is the leading provider of insights and analysis for the world's top insurers, distributors, service providers, and investors. Since 1996, we've been helping clients uncover new …
Skills: Node.js, TypeScript, Python, Java, AI Coding Agents
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Design and develop backend-focused full stack solutions for a customer-facing clinical study management platform. Collaborate with cross-functional teams to contribute to architectural decisions and ensure the scalability and maintainability of the system.
Requires over 5 years of experience in full stack engineering with strong proficiency in Node.js, React, and MongoDB. Candidates must have experience with containerization tools like Docker and Kubernetes and be fluent in English.
Tieto Tech Consulting (MentorMate from 2001 to 2026) provides design-led, data-centric, and AI-powered digital engineering & consulting services to enterprises worldwide. With a strong heritage of Nordic quality, local presence, and global-scale operations, we are backed by 8,500+ IT professionals. Our clients trust us for advanced data and analytics skills, top industry-specific expertise, specialized software R&D, and the capabilities of a multinational team. We are part of Tieto, a leading technology company with an annual revenue of approximately EUR 2bn.
Tieto Tech Consulting’s team in Bulgaria consists of 500+ professionals specializing in the development of tailored digital solutions in diverse industries.
We are looking for a Senior Software Engineer (Full stack with Node.js and React) to join a cross-functional team building a critical platform that supports clinical study setup and management. You will work closely with engineers, UX designers, and global stakeholders to deliver scalable, high-quality solutions. The role requires strong technical ownership, contribution to architectural decisions, and a proactive mindset to drive continuous improvement and innovation across the platform.
• Design, develop, and maintain backend-focused full stack solutions for a customer-facing study management platform
• Contribute to architectural decisions and technical design, ensuring scalability, performance, and maintainability
• Collaborate closely with frontend engineers, UX designers, and cross-functional stakeholders to deliver high-quality features
• Build clean, maintainable, and well-structured code with strong focus on quality and best practices
• Implement and maintain automated testing across unit, component, and end-to-end levels
• Support secure, scalable solutions, including authentication and identity management integrations
• Actively contribute to continuous improvement of the platform, engineering practices, and delivery processes
• Proactively identify opportunities for technical and product improvements and help drive innovation across the team
• 5+ years of experience in Full stack software engineering
• Strong experience designing and building scalable web applications and RESTful APIs
• Strong backend development experience with Node.js and API development
• Proficiency in frontend development with TypeScript, React, and Tailwind
• Experience with API design standards
• Hands-on experience with MongoDB and NoSQL data modeling
• Experience with Docker and Kubernetes for containerization and orchestration
• Solid understanding of software architecture, design patterns, and clean code principles
• Experience with automated testing, CI/CD pipelines, and modern delivery practices
• Strong problem-solving skills with attention to detail and quality
• Proficiency in JavaScript testing
• Excellent communication and collaboration skills in cross-functional teams
• Fluent spoken and written English
A significant advantage would be
• Familiarity with event-driven architectures and messaging systems like Kafka
• Experience with enterprise or large-scale distributed systems is an advantage
• Knowledge of accessibility standards and inclusive design best practices
• Experience with Agentic coding and AI tools
At Tieto, we believe in the power of diversity, equity, and inclusion. We encourage applicants of all backgrounds, genders (m/f/d), and walks of life to join our team, as we believe that this fosters an inspiring workplace and fuels innovation. Our commitment to openness, trust, and diversity is at the heart of our mission to create digital futures that benefit businesses, societies, and humanity.
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View all jobs at TietoThere are currently 343 open software positions in Sofia, Bulgaria listed on Clera. New openings are added daily as companies post roles.
Companies currently hiring include Tieto, Hewlett Packard Enterprise, Devexperts, SAP, AgileEngine, among others. Browse the listings above to see every active employer.
Yes — 261 of the 343 open software positions offer remote or hybrid work (66 remote, 195 hybrid).
Each listing links directly to the employer's application page. Apply early — fresh listings get the most recruiter attention in the first two weeks.
