Senior Software Engineer (Java) - Airline PSS / Retailing Platform
AltexSoft
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Benefits offered by this job
Job summary
AltexSoft is seeking a Senior Software Engineer (Java) with deep airline PSS domain expertise to develop a cloud-native platform for airline retailing. You will work across reservations, ticketing, inventory, schedules and distribution, bridging legacy PSS with modern Offer/Order models.
In this role you design and own scalable Java microservices, collaborate with Product Managers and Architects, and improve performance and reliability of existing services.
Qualifications
- 7+ years of professional experience with Java and Spring Boot.
- Strong experience building and integrating REST APIs.
- Experience with AWS or other cloud platforms; AWS preferred.
- Solid fundamentals, clean code and automated testing.
- Experience with relational DBs, particularly MySQL; NoSQL like DynamoDB a plus.
- Airline PSS domain experience is highly desirable.
- Familiarity with Reservations (PNRs), EoT, Ticketing (E-Tickets/EMDs), and Scheduling.
Responsibilities
- Design, develop and evolve Java-based microservices using Spring Boot.
- Build and integrate REST APIs and cloud-native services.
- Work on core airline PSS capabilities across reservations, ticketing, inventory, schedules and distribution.
- Bridge legacy PSS with modern Offer/Order retailing architectures.
- Ensure high availability, scalability, performance and transactional integrity.
- Collaborate with Product Managers and Architects to translate requirements into solutions.
- Improve existing services for performance and reliability.
- Contribute to architectural decisions and best practices.
- Write clean, well-tested code and embrace AI-assisted development.
Skills
Tools
Job description
We’re looking for a Senior Software Engineer (Java) with deep expertise in the airline Passenger Service System (PSS) domain to help develop and evolve a cloud-native airline retailing platform. You’ll use your hands‑on experience across reservations, ticketing, inventory, schedules, fares and distribution to help bridge traditional airline PSS capabilities with modern Offer/Order retailing models.
The role combines hands‑on software engineering with complex airline‑domain challenges. You’ll work closely with Product Managers, Architects and other engineers to design and own scalable solutions, while improving the performance, reliability and maintainability of existing services. AI coding assistants are part of the everyday engineering workflow, and we expect engineers to be comfortable incorporating AI‑assisted development into their engineering practices.
- 7+ years of professional experience with Java Strong experience with Spring Boot and microservices
- Solid experience building and integrating REST APIs
- Experience with AWS or other cloud platforms; AWS is preferred
- Strong software engineering fundamentals, clean code and automated testing
- Experience with relational databases, particularly MySQL
- Experience with NoSQL databases such as DynamoDB is a plus
- Strong analytical and problem‑solving skills
- Extensive hands‑on experience building digital solutions within the airline PSS domain
- Strong understanding of Reservations, including PNRs and End‑of‑Transaction (EoT) processing
- Experience with Ticketing, including E‑Tickets and EMDs
- Experience with airline Schedules, including SSIM, ASM and ASS setup, maintenance and distribution
- Experience with Inventory, including RBD setup, maintenance and distribution
- Strong understanding of Fares & Pricing, including fare filing and ATPCO
- Experience with airline Distribution, including EDIFACT and TTY messaging
- Knowledge of IATA standards, PADIS messaging, PNRGOV and related airline data formats
- Experience with NDC and Offer/Order (ONE Order) retailing models
- Experience with Departure Control Systems (DCS), including check‑in, weight & balance and load control
- Experience with GDS connectivity, such as Amadeus, Sabre or Travelport
- Experience designing distributed and event‑driven systems
- Awareness of PCI‑DSS and GDPR requirements for handling passenger data
- AWS certification
- Curiosity and practical experience with AI‑assisted software development
- Design, develop and evolve Java‑based microservices using Spring Boot.
- Build and integrate REST APIs and cloud‑native services.
- Work on core airline PSS capabilities, including reservations, ticketing, inventory, schedules, fares and distribution.
- Help bridge legacy PSS capabilities with modern Offer/Order (OOSD) retailing architectures.
- Design solutions for airline‑grade requirements such as high availability, scalability, performance and transactional integrity.
- Work with Product Managers and Architects to translate complex business and domain requirements into robust technical solutions.
- Analyze and improve existing services, including performance, scalability, reliability and maintainability.
- Contribute to technical decisions, architecture discussions and engineering best practices.
- Write clean, maintainable and well‑tested code.
- Use AI‑assisted development tools as part of the daily software development lifecycle.
- Possibility to work remotely
- Reimbursement of medical expenses
- Online morning exercise
- Compensation for trainings, seminars, conferences
- Free access to the Pluralsight and ACloudGuru knowledge base
- Access to the AltexSoft library with top‑notch materials
- A mentor for a probation period
- Engagement in our Mentorship Hub program as a mentor or a mentee to foster professional growth and development
- Horizontally — master new technologies at internal courses
- Vertically — choose your own career path through Competency trees
- All your activities are marked by points that can be exchanged for gifts to fit any taste.
We’re looking for a Senior Software Engineer (Java) with deep expertise in the airline Passenger Service System (PSS) domain to help develop and evolve a cloud‑native airline retailing platform. You’ll use your hands‑on experience across reservations, ticketing, inventory, schedules, fares and distribution to help bridge traditional airline PSS capabilities with modern Offer/Order retailing models.
The role combines hands‑on software engineering with complex airline‑domain challenges. You’ll work closely with Product Managers, Architects and other engineers to design and own scalable solutions, while improving the performance, reliability and maintainability of existing services. AI coding assistants are part of the everyday engineering workflow, and we expect engineers to be comfortable incorporating AI‑assisted development into their engineering practices.
- 7+ years of professional experience with Java Strong experience with Spring Boot and microservices
- Solid experience building and integrating REST APIs
- Experience with AWS or other cloud platforms; AWS is preferred
- Strong software engineering fundamentals, clean code and automated testing
- Experience with relational databases, particularly MySQL
- Experience with NoSQL databases such as DynamoDB is a plus
- Strong analytical and problem‑solving skills
- Fluent English, both written and spoken Airline Passenger Service Systems (PSS)
- Extensive hands‑on experience building digital solutions within the airline PSS domain
- Strong understanding of Reservations, including PNRs and End‑of‑Transaction (EoT) processing
- Experience with Ticketing, including E‑Tickets and EMDs
- Experience with airline Schedules, including SSIM, ASM and ASS setup, maintenance and distribution
- Experience with Inventory, including RBD setup, maintenance and distribution
- Strong understanding of Fares & Pricing, including fare filing and ATPCO
- Experience with airline Distribution, including EDIFACT and TTY messaging
- Knowledge of IATA standards, PADIS messaging, PNRGOV and related airline data formats
- Experience with NDC and Offer/Order (ONE Order) retailing models
- Experience with Departure Control Systems (DCS), including check‑in, weight & balance and load control
- Experience with GDS connectivity, such as Amadeus, Sabre or Travelport
- Experience designing distributed and event‑driven systems
- Awareness of PCI‑DSS and GDPR requirements for handling passenger data
- AWS certification
- Curiosity and practical experience with AI‑assisted software development
- Design, develop and evolve Java‑based microservices using Spring Boot.
- Build and integrate REST APIs and cloud‑native services.
- Work on core airline PSS capabilities, including reservations, ticketing, inventory, schedules, fares and distribution.
- Help bridge legacy PSS capabilities with modern Offer/Order (OOSD) retailing architectures.
- Design solutions for airline‑grade requirements such as high availability, scalability, performance and transactional integrity.
- Work with Product Managers and Architects to translate complex business and domain requirements into robust technical solutions.
- Analyze and improve existing services, including performance, scalability, reliability and maintainability.
- Contribute to technical decisions, architecture discussions and engineering best practices.
- Write clean, maintainable and well‑tested code.
- Use AI‑assisted development tools as part of the daily software development lifecycle.
- Possibility to work remotely
- Reimbursement of medical expenses
- Online morning exercise
- Compensation for trainings, seminars, conferences
- Free access to the Pluralsight and ACloudGuru knowledge base
- Access to the AltexSoft library with top‑notch materials
- A mentor for a probation period
- Engagement in our Mentorship Hub program as a mentor or a mentee to foster professional growth and development
- Horizontally — master new technologies at internal courses
- Vertically — choose your own career path through Competency trees
- All your activities are marked by points that can be exchanged for gifts to fit any taste.
To many people, the world is chaos. To us, it’s something a few effective formulas can organize and even change.
- We were founded in 2007.Employer of the Year (2014, 2017, 2019).
- The AI Ukraine conference and the Know Your Onions meetups organizer.
- R&D centers in Ukraine (Kharkiv, Kremenchuk, Lviv) and Georgia (Tbilisi). We employ more than 300 people.
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