{"id":3812937,"url":"https://alion.io/job/infobip-midsenior-software-engineer-3","title":"Mid/Senior Software Engineer","company":{"id":5500,"name":"Infobip","domain":"infobip.com","url":"https://alion.io/company/infobip","size_band":"1001-5000","is_staffing_agency":false,"employer_type":"direct","is_intermediary":false,"listed_via":null,"ats_vendor":"Workday","truth_index":{"grade":"A","score":87,"open_postings":9,"ghost_share":0,"stale_share":0.333,"repost_share":0,"time_to_fill_p50_days":60,"computed_at":"2026-11-08T05:47:12Z"}},"role":"Backend","role_family":"Backend","seniority":"senior","employment_type":"full_time","work_mode":"hybrid","remote_scope":null,"remote_scope_basis":null,"remote_working_hours":null,"hiring_geo_confidence":"structured","locations":["Sarajevo, Bosnia and Herzegovina"],"countries":["BA"],"hiring_countries":[],"hiring_countries_total":0,"salary":null,"salary_estimate":null,"experience_years_min":null,"visa_sponsorship":false,"relocation_package":false,"has_equity":true,"technologies":[{"name":"AI Agents","optional":false},{"name":"LLM","optional":false},{"name":"Realm","optional":false},{"name":"Rest API","optional":false},{"name":"Apache Kafka","optional":true},{"name":"CI/CD","optional":true},{"name":"Docker","optional":true},{"name":"Git","optional":true},{"name":"Java","optional":true},{"name":"Jenkins","optional":true},{"name":"Kotlin","optional":true},{"name":"Maven","optional":true},{"name":"MS SQL","optional":true},{"name":"PostgreSQL","optional":true},{"name":"RabbitMQ","optional":true},{"name":"Redis","optional":true},{"name":"Spring Boot","optional":true}],"status":"live","first_seen_at":"2026-11-05T15:14:49Z","employer_posted_date":"2026-11-05","last_verified_at":"2026-11-07T02:57:47Z","board_verified":true,"closed_at":null,"days_open":2,"trust":{"level":"ok","repost_count":null,"flags":[],"days_open":2},"description":"Working at Infobip means being part of something truly global. With 75+ offices across six continents, we’re not just building technology - we’re shaping how more than 80% of the world connects and communicates.\nAs employees, we take pride in contributing to the world’s largest and only full-stack cloud communication platform. But it’s not just what we do, it’s how we do it: with curiosity, passion, and a whole lot of collaboration.\nWe operate with an AI-first mindset, embedding intelligent tools into our daily workflows to work smarter and more efficiently. Every role here benefits from and contributes to this approach.\nIf you're looking for meaningful work and challenges that grow you in a culture where people show up with purpose, this is your opportunity.\nLet’s build what’s next, together.\n\nWhy we are hiring?\nIn our Sarajevo engineering hub, we are developing Infobip’s global Voice product. Running on our proprietary infrastructure distributed across 40+ Data Centers worldwide, our platform serves as the communication layer for large global brands like Uber and LG, enabling them to deliver real-time communication at a massive scale.\nAs voice technology evolves with the introduction of AI agents and smart automation, our product roadmap is growing significantly. To support these new capabilities and handle increasing global traffic, we are expanding our engineering footprint. We aren't just filling a single vacancy; we are forming a new team of Software Engineers to build the highly available, scalable architecture and microservices that make these modern innovations possible.\nYou can explore our Voice API Documentation to see exactly what you’ll be working on. If you are looking to work on complex distributed systems and build solutions that are used worldwide, this is a great opportunity to join us.\nWhat is this role all about?\nAs a Mid or Senior Software Engineer at Infobip, you will be part of our Engineering Powerhouse, working on an in-house developed product that operates at a global scale. You will contribute to a large, scalable microservices architecture that delivers over 500 million messages daily and supports our clients’ business growth.\nThis role is focused on our Voice platform, enabling instant, real-time audio communication for customers around the world.\nWhat you’ll do:\nDevelop, maintain, monitor, and troubleshoot team-owned services on Infobip’s platform \nTake full ownership of the code you produce, from development to production \nWrite well-designed, testable, and scalable code following clean code principles \nHave a general overview and understanding of the interactions and dependencies in the entire system \nWork primarily on backend development while growing toward full-stack development \nWork on and expand your knowledge in the realm of backend and frontend development, databases, system design, alerting and monitoring tools \nCollaborate closely with Product Management on feature development and delivery \nApply an AI-first mindset, including exploring and integrating AI or LLM-based capabilities into product features where relevant. \nWhat makes you a strong fit:\nStrong knowledge and understanding of object-oriented programming principles \nSolid understanding of data structures and algorithms \nWillingness to learn and grow with us \nExperience working with concurrent and multi-tier applications \nAppreciation for code reviews and experience with code testing practices \nGood understanding of RESTful services \nYou are comfortable using modern development approaches, including AI-assisted coding tools and agents. \nNice-to-have qualifications\nExperience with Java, Spring, and Spring Boot development \nFamiliarity with CI/CD tools such as Jenkins, Git, Maven, Canary, or similar \nUnderstanding of databases and data management tools such as MSSQL, PostgreSQL, Redis, RabbitMQ, Kafka, or similar \nAbility to design and implement caching strategies that improve application performance and scalability \nExperience with technologies such as Java, Kotlin, Docker, or others \n\nWhy you'll love it here\nFinancial rewards & recognition - A fair compensation aligned with your experience, industry, and market standards, performance-driven bonuses, regular reviews to support your growth and recognize your contributions, and a culture that values your impact.\n\nFlexible work arrangements - Our hybrid, office-first setup brings people together in the office, with work-from-home flexibility and flexible working hours.\n\nESOP (Employee Stock Ownership Plan) - As an Infobip employee, you’ll have the opportunity to share in our company’s success through stock options.\n\nWork-life balance and Well-being - We offer time off when you need it, special leave days for life’s big moments, and a flexible hybrid work model tailored to local regulations.\n\nCareer mobility - Your career is a journey. With internal mobility, upskilling, and mentorship, we help you shape your path.\n\nProfessional development - Learning never stops. Onboarding, mentorship, and training programs help you grow - no matter where you start.\n\nInternational mobility - Ready to take your career global? Explore short and long-term opportunities in our Hubs worldwide.\nWhile some benefits may vary by location, our goal remains the same: to support your growth, well-being, and success - wherever you are.\n\nDiversity drives connection\nInfobip is built on diverse backgrounds, perspectives, and talents. We’re proud to be an equal-opportunity employer and are committed to fostering an inclusive workplace.\nNo matter your race, gender, age, background, or identity - if you have the passion and skills to thrive, there’s a place for you here.\nAll qualified applicants will receive consideration for employment without regard to race, color, ancestry, religion, age, sex, sexual orientation, gender, gender identity, national origin, citizenship, disability, veteran status or any other part of one's identity.\nRead more about our hiring process.\n\n#LI-ZA1","description_format":"text","description_chars":5999,"description_truncated":false,"requirements":{"experience_years_min":null,"management_years_min":null,"team_size_min":null,"manages_managers":false,"education":null,"security_clearance":false,"languages":[]},"benefits":["Flexible schedule","Hybrid work","Professional development","Stock options"],"hiring_locations":[],"hiring_excludes":[],"relocation_offered":false,"industries":["Unified Communications","Telecom Infrastructure"],"lifecycle":[{"event":"open","at":"2026-11-05T15:14:49Z"}],"visa":[],"liveness":{"score":90,"band":"hot","label":"Hiring now","p_open":1,"p_active":0.903,"p_room":1,"age_days":2,"expected_fill_days":60,"reasons":["conf:26","velocity","win:early","comp:brand"],"computed_at":"2026-11-08T05:47:12Z"},"pay":null,"html_url":"https://alion.io/job/infobip-midsenior-software-engineer-3","json_url":"https://alion.io/job/infobip-midsenior-software-engineer-3.json","meta":{"generated_at":"2026-11-08T07:12:44Z","cache_seconds":300,"methodology":"https://alion.io/methodology","terms":"https://alion.io/terms","contact":"https://alion.io/contact","api":"https://alion.io/developers","about":"Alion is a live layer of people, companies and AI agents: who they are, whether they are real and active right now, what they do and how to work with them, readable by people and by agents and paid per call.","catalog":"https://alion.io/catalog.json","usage":{"tier":"crawler_verified","counted_by":"address","units_charged":1,"used_today":15656,"day_limit":null,"remaining_today":null,"minute_limit":300,"resets_at":"2026-11-09T00:00:00Z"}},"offers":[{"id":"company.slices","title":"One company in depth, by slice","status":"live","price":{"credits":0.02,"usd":0.002,"plus_per_slice":{"credits":0.05,"usd":0.005}},"unit":"per company, plus each slice with data","note":"the employer in depth","call":{"mcp_tool":"get_company","arguments":{"id":5500},"rest":"https://alion.io/mcp/rest/get_company?id=5500"},"human":"https://alion.io/catalog?offer=company.slices&for=job%2Finfobip-midsenior-software-engineer-3"},{"id":"market.stats","title":"A market slice: pay, demand and time to fill","status":"live","price":{"credits":1,"usd":0.1},"unit":"per slice","note":"pay, demand and time to fill for this role and place","call":{"mcp_tool":"market_stats"},"human":"https://alion.io/catalog?offer=market.stats&for=job%2Finfobip-midsenior-software-engineer-3"},{"id":"job.search","title":"Open jobs by role, technology, place, pay and visa","status":"live","price":{"credits":0.02,"usd":0.002},"unit":"per posting in a list","note":"similar open postings","call":{"mcp_tool":"search_jobs"},"human":"https://alion.io/catalog?offer=job.search&for=job%2Finfobip-midsenior-software-engineer-3"},{"id":"company.verify","title":"Is this company real and active right now","status":"pilot","price":null,"unit":"per company","request":{"url":"https://alion.io/catalog/request","method":"POST","body":"{\"offer\": \"company.verify\", \"for\": \"job/infobip-midsenior-software-engineer-3\", \"note\": \"what you need it for\"}"},"human":"https://alion.io/catalog?offer=company.verify&for=job%2Finfobip-midsenior-software-engineer-3"}],"agent":{"mcp":"https://alion.io/mcp/jobs","mcp_open":"https://alion.io/mcp/open","next":[{"tool":"get_job","arguments":{"id":3812937}},{"tool":"search_jobs","arguments":{"company":"infobip.com","detail":"compact"}},{"tool":"match_people","arguments":{"job_id":3812937},"note":"people open to offers who fit this vacancy"}],"note":"The same data through MCP tools: https://alion.io/mcp/open needs no sign-in (compact searches, postings, people); https://alion.io/mcp with an Alion account has everything. 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