ACL Digital
ACL Digital interview process for software, embedded and support engineering roles in India: rounds, sample questions and FAQs for 2025-26.
- 6 open jobs
- 1992 founded
- Santa Clara headquarters
About ACL Digital
ACL Digital, formerly Calsoft Labs and part of the France-based ALTEN Group, is a digital transformation and product engineering company founded in 1992. Its Indian entity operates as ALTEN Calsoft Labs India Private Limited, with major delivery centres in Bengaluru and Chennai, working across the technology stack from chip to cloud for enterprise clients worldwide.
The company hires for software and embedded engineering, cloud and AI solutions, silicon and hardware engineering, and managed IT services, taking in engineering graduates through campus drives alongside experienced hires from product engineering and IT services backgrounds.
ACL Digital values strong technical fundamentals, adaptability across the stack, and clear problem solving, given the breadth of technologies it works with, and looks for candidates comfortable learning new domains quickly for global enterprise clients.
ACL Digital hiring process
ACL Digital typically hires through its careers page, job portals such as Jobaaj, campus placements at engineering colleges, and employee referrals, with the process broadly similar to other mid-size IT and product engineering firms.
1. Application and resume screening
Recruiters screen resumes for relevant technical skills, such as programming languages, embedded systems or cloud platforms matching the open role.
2. Online coding or technical assessment
Candidates take a coding test or technical assessment covering programming fundamentals, data structures, and domain-specific questions such as embedded C or cloud services.
3. Technical interview
One or two rounds with senior engineers assess coding ability, system or hardware design understanding, and depth in the candidate's stated skills.
4. Project or design discussion
Some roles include a discussion of a past project or a design problem, testing how the candidate approaches architecture and trade-offs.
5. Manager round
An engineering manager reviews overall fit, communication and readiness to work with global clients across time zones.
6. HR interview
The final round covers compensation, location, joining timeline and expectations around client-facing project work.
ACL Digital interview rounds
Most candidates go through a coding or technical assessment, one or two technical interviews, a manager round, and a closing HR discussion.
Round 1: Online coding or technical assessment
A 60-90 minute test covering programming fundamentals, data structures and domain-specific basics such as embedded systems or cloud services.
- Data structures and algorithms
- Basic embedded C or scripting questions, where relevant
- Cloud or networking fundamentals for relevant roles
Round 2: Technical interview
A 45-60 minute interview with a senior engineer covering coding problems, debugging, and depth in the candidate's primary technology stack.
- Solving a coding problem on the whiteboard or shared editor
- Debugging a piece of embedded or application code
- Explaining a project from your resume in depth
Round 3: Project or design discussion
A discussion on a past project or a design scenario, testing architectural thinking and trade-off analysis.
- Designing a simple IoT or cloud-connected system
- Improving performance of an existing module
- Trade-offs between two design approaches
Round 4: Manager round
An engineering manager reviews communication skills, teamwork and readiness to work directly with global enterprise clients.
- A time you resolved a difficult technical bug
- Working with a distributed or global team
- Learning a new technology quickly for a project
Round 5: HR interview
HR discusses compensation, location, joining date and expectations around client project timelines.
- Salary expectations and notice period
- Willingness to work with global clients and time zones
- Long-term interest in product engineering
ACL Digital salaries
| Designation | Average salary |
|---|---|
Data Analyst Experience: 1 - 4 years yrs |
₹ 7.2 Lakhs /year Typical range ₹4.8 L – ₹9.6 L/yr |
Technical Lead Experience: 6 - 10 years yrs |
₹ 22 Lakhs /year Typical range ₹16 L – ₹28 L/yr |
Senior Software Engineer Experience: 3 - 6 years yrs |
₹ 13.6 Lakhs /year Typical range ₹9.6 L – ₹17.6 L/yr |
Software Engineer Experience: 0 - 2 years yrs |
₹ 5.4 Lakhs /year Typical range ₹3.6 L – ₹7.2 L/yr |
Figures are estimates based on typical market ranges for this role and sector, not company-published pay. Actual offers vary by location, skills and negotiation.
ACL Digital interview questions
Question banks most relevant to roles at ACL Digital, with model answers.
ACL Digital interview FAQs
Q1How many interview rounds does ACL Digital have?
Most roles have three to four stages: a coding or technical assessment, one or two technical interviews, sometimes a project discussion, and a final HR round. Senior roles may add an extra manager round.
Q2What kind of questions are asked in the ACL Digital technical round?
Candidates are asked coding and data structure problems, along with domain-specific questions such as embedded systems, cloud services or networking depending on the role. Interviewers also probe depth in projects listed on the resume.
Q3Why do you want to work at ACL Digital?
Mention genuine interest in product engineering across the technology stack, from chip-level work to cloud and AI. Connecting this to ACL Digital's global client base and the ALTEN Group's scale shows you understand the business.
Q4How would you approach designing a new technical solution?
Show that you would first clarify requirements, then evaluate trade-offs between possible approaches before choosing one, explaining your reasoning clearly. Interviewers want to see structured thinking rather than jumping straight to a solution.
Q5Describe a time you learned a new technology quickly for a project.
Use a real example from college, an internship or a job, explaining how you picked up the skill and applied it under time pressure. ACL Digital values this since projects often span varied and evolving technologies.
Q6What is the typical salary and eligibility for freshers at ACL Digital?
Freshers are typically hired from engineering campuses into software or embedded engineer trainee roles, with pay bands set by skill set, role and location. Candidates should confirm exact figures during the HR round.
Quick facts about ACL Digital
- How do I apply for a job at ACL Digital?
- Open roles are listed on the company's own careers page: https://www.acldigital.com/careers.
- Is ACL Digital a public or private company?
- Ownership: Subsidiary of ALTEN Group.
- Who is the CEO of ACL Digital?
- As recorded on this profile, Ramandeep Singh leads ACL Digital. Leadership can change - check the company's own site for the current position holder.
- What does ACL Digital do?
- ACL Digital operates in Digital transformation and product engineering.
6 open jobs at ACL Digital
Apply on Jobaaj, and use this guide to prepare before your first round.